Product Information

UEI25-033-D48NM-C

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Datasheet
Module DC-DC 48VIN 1-OUT 3.3V 7.5A 25W 6-Pin T/R
Manufacturer: Murata


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From 17.4087

100 - Global Stock
Ships to you between
Wed. 10 Mar to Tue. 16 Mar

MOQ: 1 Multiples:1
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100 - Global Stock


Ships to you between Wed. 10 Mar to Tue. 16 Mar

MOQ : 1
Multiples : 1
1 : $ 18.8181
10 : $ 17.7639
25 : $ 17.4087

Buy
100 - Global Stock


Ships to you between Wed. 10 Mar to Tue. 16 Mar

MOQ : 1
Multiples : 1
1 : $ 18.8181
10 : $ 17.7639
25 : $ 17.4087

Buy
   
Manufacturer
Murata
Product Category
Isolated DC/DC Converters
Category
Isolated Dc/Dc Converters
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UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series Single Output Isolated 25-Watt DC/DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE ? ? Output Input R/N (mVp-p) Regulation (Max.) IIN, IIN, Ef? ciency Package, C75 IOUT Total VIN min. full VOUT (A, Power Nom. Range load load Root Models ? (V) max) (W) Typ. ? Max. Line Load (V) (V) (mA) (A) Min. Typ. Case (inches) Case (mm) Pinout UEI25-033-D48 ? 3.3 7.5 25 50 80 ?0.1% ?0.2% 48 36-75 75 0.58 87.0% 89.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-050-D48 5 5 25 50 80 ?0.1% ?0.2% 48 36-75 30 0.57 89.0% 91% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-120-D48 12 2.1 25.2 95 120 ?0.1% ?0.1% 48 36-75 20 0.6 86.0% 87.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 Notes: ? Please refer to the part number structure for additional options and complete order- Output capacitors are 1 ?F ceramic in parallel with 10 ?F electrolytic. The input cap ing part numbers. is 4.7 ?F ceramic, low ESR. ? Ripple and Noise is shown at 20 MHz bandwidth. I/O caps are necessary for our test equipment and may not be needed for your ap- ? All speci? cations are at nominal line voltage and full load, +25 ?C. unless otherwise plication. ? Minimum load is 10% for rated speci? cations. noted. See detailed speci? cations for full conditions. PART NUMBER STRUCTURE UEI25 - 033 - D48 P M Lx - C Unipolar Output Isolated RoHS-6 Hazardous Substance Compliance 25-Watt Series (Does not claim EU RoHS exemption 7b, lead in solder) Nominal Output Voltage Pin Length Option (through-hole only) in Tenths of a Volt Blank = Std. pin length 0.25? (6.3mm) L1 = 0.110? (2.79mm) ? L2 = 0.145? (3.68mm) ? Input Voltage Range Surface Mount Option D48 = 36-75 Vdc Blank = Through-hole mount M = Surface mount (MSL rating 2) ? On/Off Control Logic: P = Positive N = Negative ? Special quantity order is required; samples available with standard pin length only. ? SMT (M) versions not available in sample quantities. ? Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support MDC_UEI25W.B10 Page 2 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series Single Output Isolated 25-Watt DC/DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE ? ? Output Input R/N (mVp-p) Regulation (Max.) IIN, IIN, Ef? ciency Package, C75 IOUT Total VIN min. full VOUT (A, Power Nom. Range load load Root Models ? (V) max) (W) Typ. ? Max. Line Load (V) (V) (mA) (A) Min. Typ. Case (inches) Case (mm) Pinout UEI25-033-D48 ? 3.3 7.5 25 50 80 ?0.1% ?0.2% 48 36-75 75 0.58 87.0% 89.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-050-D48 5 5 25 50 80 ?0.1% ?0.2% 48 36-75 30 0.57 89.0% 91% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-120-D48 12 2.1 25.2 95 120 ?0.1% ?0.1% 48 36-75 20 0.6 86.0% 87.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 Notes: ? Please refer to the part number structure for additional options and complete order- Output capacitors are 1 ?F ceramic in parallel with 10 ?F electrolytic. The input cap ing part numbers. is 4.7 ?F ceramic, low ESR. ? Ripple and Noise is shown at 20 MHz bandwidth. I/O caps are necessary for our test equipment and may not be needed for your ap- ? All speci? cations are at nominal line voltage and full load, +25 ?C. unless otherwise plication. ? Minimum load is 10% for rated speci? cations. noted. See detailed speci? cations for full conditions. PART NUMBER STRUCTURE UEI25 - 033 - D48 P M Lx - C Unipolar Output Isolated RoHS-6 Hazardous Substance Compliance 25-Watt Series (Does not claim EU RoHS exemption 7b, lead in solder) Nominal Output Voltage Pin Length Option (through-hole only) in Tenths of a Volt Blank = Std. pin length 0.25? (6.3mm) L1 = 0.110? (2.79mm) ? L2 = 0.145? (3.68mm) ? Input Voltage Range Surface Mount Option D48 = 36-75 Vdc Blank = Through-hole mount M = Surface mount (MSL rating 2) ? On/Off Control Logic: P = Positive N = Negative ? Special quantity order is required; samples available with standard pin length only. ? SMT (M) versions not available in sample quantities. ? Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support MDC_UEI25W.B10 Page 2 of 24UEI25 Series Single Output Isolated 25-Watt DC/DC Converters FUNCTIONAL SPECIFICATIONS ? MODEL UEI25-033-D48 ABSOLUTE MAXIMUM RATINGS Conditions ? Minimum Typical/Nominal Maximum Units Input Voltage, Continuous Full power operation 0 80 Vdc Operating or non-operating, 100 mS max. Input Voltage, Transient 0 100 Vdc duration Isolation Voltage Input to output 2250 Vdc Input Reverse Polarity None, install external fuse None Vdc On/Off Remote Control Power on or off, referred to -Vin 0 15 Vdc Output Power 0 25.25 W Output Current Current-limited, no damage, short-circuit protected 0 7.5 A Storage Temperature Range Vin = Zero (no power) -55 125 ?C Absolute maximums are stress ratings. Exposure of devices to greater than any of these conditions may adversely affect long-term reliability. Proper operation under conditions other than those listed in the Performance/Functional Speci? cations Table is not implied or recommended. INPUT Operating voltage range 36 48 75 Vdc Recommended External Fuse Fast blow 1.5 A Start-up threshold Rising input voltage 34 35.2 36 Vdc Undervoltage shutdown Falling input voltage 32 34.0 35.2 Vdc Overvoltage shutdown None Vdc Reverse Polarity Protection None, install external fuse None Vdc Internal Filter Type LC Input current Full Load Conditions Vin = nominal 0.58 0.60 A Low Line Vin = minimum 0.79 0.81 A Inrush Transient 0.05 A2-Sec. Output in Short Circuit 50 100 mA No Load Iout = minimum, unit=ON 75 100 mA Standby Mode (Off, UV, OT) 12 mA Measured at input with speci? ed ? lter 30 mA, RMS Re? ected (back) ripple current ? Pre-biased startup External output voltage < Vset Monotonic GENERAL and SAFETY Vin=48V, full load 87 89.5 % Ef? ciency Vin=36V, full load 86.5 87.5 % Isolation Isolation Voltage Input to output, continuous 2250 Vdc Insulation Safety Rating basic Isolation Resistance 10 Mohm Isolation Capacitance 1000 pF Certi? ed to UL-60950-1, CSA-C22.2 No.60950-1, Safety Yes IEC/EN60950-1, 2nd edition Per MIL-HDBK-217F, ground benign, 6 Calculated MTBF TBD Hours x 10 Tambient=+30?C Per Telcordia SR332, issue 1, class 3, ground 6 Calculated MTBF 2 Hours x 10 ? xed, Tambient=+40?C DYNAMIC CHARACTERISTICS Fixed Switching Frequency 300 330 360 KHz Startup Time Power On to Vout regulated 50 mS Startup Time Remote ON to Vout regulated 50 mS 50-75-50% load step, settling time to within Dynamic Load Response 180 250 ?Sec ?2% of Vout Dynamic load di/dt 2 A/?Sec Dynamic Load Peak Deviation same as above ?30 ?100 mV FEATURES and OPTIONS Remote On/Off Control ? "N" suf? x Negative Logic, ON state ON = Ground pin or external voltage -0.7 1.2 V Negative Logic, OFF state OFF = Pin open or external voltage 10 15 V Control Current 1mA "P" suf? x Positive Logic, ON state ON = Pin open or external voltage 10 15 V Positive Logic, OFF state OFF = Ground pin or external voltage -0.7 1.2 V Control Current 1mA www.murata-ps.com/support MDC_UEI25W.B10 Page 3 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series Single Output Isolated 25-Watt DC/DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE ? ? Output Input R/N (mVp-p) Regulation (Max.) IIN, IIN, Ef? ciency Package, C75 IOUT Total VIN min. full VOUT (A, Power Nom. Range load load Root Models ? (V) max) (W) Typ. ? Max. Line Load (V) (V) (mA) (A) Min. Typ. Case (inches) Case (mm) Pinout UEI25-033-D48 ? 3.3 7.5 25 50 80 ?0.1% ?0.2% 48 36-75 75 0.58 87.0% 89.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-050-D48 5 5 25 50 80 ?0.1% ?0.2% 48 36-75 30 0.57 89.0% 91% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-120-D48 12 2.1 25.2 95 120 ?0.1% ?0.1% 48 36-75 20 0.6 86.0% 87.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 Notes: ? Please refer to the part number structure for additional options and complete order- Output capacitors are 1 ?F ceramic in parallel with 10 ?F electrolytic. The input cap ing part numbers. is 4.7 ?F ceramic, low ESR. ? Ripple and Noise is shown at 20 MHz bandwidth. I/O caps are necessary for our test equipment and may not be needed for your ap- ? All speci? cations are at nominal line voltage and full load, +25 ?C. unless otherwise plication. ? Minimum load is 10% for rated speci? cations. noted. See detailed speci? cations for full conditions. PART NUMBER STRUCTURE UEI25 - 033 - D48 P M Lx - C Unipolar Output Isolated RoHS-6 Hazardous Substance Compliance 25-Watt Series (Does not claim EU RoHS exemption 7b, lead in solder) Nominal Output Voltage Pin Length Option (through-hole only) in Tenths of a Volt Blank = Std. pin length 0.25? (6.3mm) L1 = 0.110? (2.79mm) ? L2 = 0.145? (3.68mm) ? Input Voltage Range Surface Mount Option D48 = 36-75 Vdc Blank = Through-hole mount M = Surface mount (MSL rating 2) ? On/Off Control Logic: P = Positive N = Negative ? Special quantity order is required; samples available with standard pin length only. ? SMT (M) versions not available in sample quantities. ? Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support MDC_UEI25W.B10 Page 2 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series www.murata-ps.com Single Output Isolated 25-Watt DC/DC Converters Output (V) Current (A) Nominal Input (V) 3.3 7.5 48 Typical unit 55 48 12 2.1 48 FEATURES PRODUCT OVERVIEW ?? Cost effective small footprint DC/DC converter, Featuring a full 25 Watt output in one square inch offer fast settling to step transients and will accept ideal for high current applications of board area, the UEI25 series isolated DC/DC higher capacitive loads. Excellent ripple and noise converter family offers ef? cient regulated DC power speci? cations assure compatibility to noise-sus- ?? Industry standard 0.96" x 1.1" x 0.32" open for printed circuit board mounting. The 0.96" x 1.1" ceptible circuits. For systems requiring controlled frame package and pinout x 0.32" (24.4 x 27.9 x 8.1 mm) converter accepts a startup/shutdown, an external remote On/Off control ?? Input voltage range of 36-75 Vdc 2:1 input voltage range of 36 to 75 Volts DC, ideal may use a switch, transistor or digital logic. for telecom equipment. The industry-standard pin- A wealth of self-protection features avoid both ?? 3.3V, 5V, or 12Vdc ? xed output voltages out ? ts larger 1" x 2" converters. The ? xed output converter and external circuit faults. These include ?? Isolation up to 2250 VDC (basic) voltage is tightly regulated. Applications include input undervoltage lockout and overtemperature ?? Up to 25 Watts total output power with exten- small instruments, area-limited microcontrollers, shutdown. The outputs current limit using the sive self-protection shutdown features data communications equipment, remote sensor ?hiccup? autorestart technique and the outputs are systems, telephone equipment, vehicle and portable short-circuit protected. Additional features include ? ? High ef? ciency synchronous recti? er forward electronics. output overvoltage and reverse conduction elimina- topology up to 91% The UEI25 series includes full magnetic and tion. The high ef? ciency offers minimal heat buildup ? ? Stable operation with no required external optical isolation with Basic protection up to 2250 and ?no fan? operation. components Volts DC. For powering digital systems, the outputs ? ? Usable -40 to 85?C temperature range (with derating) ??Certi? ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition F1 +Vin (1) *TPMB UJPO +Vout (3) Barrier t4XJUDIJOH External t' JMUFST On/Off DC Control Controller Power t$VSSFOU4FOTF and Power (6) Source SBOTGFS5 Open = On Reference and $MPTFE0GG Error Ampli?er 1 PTJUJWF Trim (4) MPHJD -Vin (2) -Vout (5) Figure 1. Connection Diagram Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC_UEI25W.B10 Page 1 of 24UEI25 Series Single Output Isolated 25-Watt DC/DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE ? ? Output Input R/N (mVp-p) Regulation (Max.) IIN, IIN, Ef? ciency Package, C75 IOUT Total VIN min. full VOUT (A, Power Nom. Range load load Root Models ? (V) max) (W) Typ. ? Max. Line Load (V) (V) (mA) (A) Min. Typ. Case (inches) Case (mm) Pinout UEI25-033-D48 ? 3.3 7.5 25 50 80 ?0.1% ?0.2% 48 36-75 75 0.58 87.0% 89.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-050-D48 5 5 25 50 80 ?0.1% ?0.2% 48 36-75 30 0.57 89.0% 91% 0.96x1.1x0.32 24.4x27.9x8.1 P85 UEI25-120-D48 12 2.1 25.2 95 120 ?0.1% ?0.1% 48 36-75 20 0.6 86.0% 87.5% 0.96x1.1x0.32 24.4x27.9x8.1 P85 Notes: ? Please refer to the part number structure for additional options and complete order- Output capacitors are 1 ?F ceramic in parallel with 10 ?F electrolytic. The input cap ing part numbers. is 4.7 ?F ceramic, low ESR. ? Ripple and Noise is shown at 20 MHz bandwidth. I/O caps are necessary for our test equipment and may not be needed for your ap- ? All speci? cations are at nominal line voltage and full load, +25 ?C. unless otherwise plication. ? Minimum load is 10% for rated speci? cations. noted. See detailed speci? cations for full conditions. PART NUMBER STRUCTURE UEI25 - 033 - D48 P M Lx - C Unipolar Output Isolated RoHS-6 Hazardous Substance Compliance 25-Watt Series (Does not claim EU RoHS exemption 7b, lead in solder) Nominal Output Voltage Pin Length Option (through-hole only) in Tenths of a Volt Blank = Std. pin length 0.25? (6.3mm) L1 = 0.110? (2.79mm) ? L2 = 0.145? (3.68mm) ? Input Voltage Range Surface Mount Option D48 = 36-75 Vdc Blank = Through-hole mount M = Surface mount (MSL rating 2) ? On/Off Control Logic: P = Positive N = Negative ? Special quantity order is required; samples available with standard pin length only. ? SMT (M) versions not available in sample quantities. ? Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support MDC_UEI25W.B10 Page 2 of 24UEI25 Series Single Output Isolated 25-Watt DC/DC Converters FUNCTIONAL SPECIFICATIONS ? MODEL UEI25-033-D48 ABSOLUTE MAXIMUM RATINGS Conditions ? Minimum Typical/Nominal Maximum Units Input Voltage, Continuous Full power operation 0 80 Vdc Operating or non-operating, 100 mS max. Input Voltage, Transient 0 100 Vdc duration Isolation Voltage Input to output 2250 Vdc Input Reverse Polarity None, install external fuse None Vdc On/Off Remote Control Power on or off, referred to -Vin 0 15 Vdc Output Power 0 25.25 W Output Current Current-limited, no damage, short-circuit protected 0 7.5 A Storage Temperature Range Vin = Zero (no power) -55 125 ?C Absolute maximums are stress ratings. Exposure of devices to greater than any of these conditions may adversely affect long-term reliability. Proper operation under conditions other than those listed in the Performance/Functional Speci? cations Table is not implied or recommended. INPUT Operating voltage range 36 48 75 Vdc Recommended External Fuse Fast blow 1.5 A Start-up threshold Rising input voltage 34 35.2 36 Vdc Undervoltage shutdown Falling input voltage 32 34.0 35.2 Vdc Overvoltage shutdown None Vdc Reverse Polarity Protection None, install external fuse None Vdc Internal Filter Type LC Input current Full Load Conditions Vin = nominal 0.58 0.60 A Low Line Vin = minimum 0.79 0.81 A Inrush Transient 0.05 A2-Sec. Output in Short Circuit 50 100 mA No Load Iout = minimum, unit=ON 75 100 mA Standby Mode (Off, UV, OT) 12 mA Measured at input with speci? ed ? lter 30 mA, RMS Re? ected (back) ripple current ? Pre-biased startup External output voltage < Vset Monotonic GENERAL and SAFETY Vin=48V, full load 87 89.5 % Ef? ciency Vin=36V, full load 86.5 87.5 % Isolation Isolation Voltage Input to output, continuous 2250 Vdc Insulation Safety Rating basic Isolation Resistance 10 Mohm Isolation Capacitance 1000 pF Certi? ed to UL-60950-1, CSA-C22.2 No.60950-1, Safety Yes IEC/EN60950-1, 2nd edition Per MIL-HDBK-217F, ground benign, 6 Calculated MTBF TBD Hours x 10 Tambient=+30?C Per Telcordia SR332, issue 1, class 3, ground 6 Calculated MTBF 2 Hours x 10 ? xed, Tambient=+40?C DYNAMIC CHARACTERISTICS Fixed Switching Frequency 300 330 360 KHz Startup Time Power On to Vout regulated 50 mS Startup Time Remote ON to Vout regulated 50 mS 50-75-50% load step, settling time to within Dynamic Load Response 180 250 ?Sec ?2% of Vout Dynamic load di/dt 2 A/?Sec Dynamic Load Peak Deviation same as above ?30 ?100 mV FEATURES and OPTIONS Remote On/Off Control ? "N" suf? x Negative Logic, ON state ON = Ground pin or external voltage -0.7 1.2 V Negative Logic, OFF state OFF = Pin open or external voltage 10 15 V Control Current 1mA "P" suf? x Positive Logic, ON state ON = Pin open or external voltage 10 15 V Positive Logic, OFF state OFF = Ground pin or external voltage -0.7 1.2 V Control Current 1mA www.murata-ps.com/support MDC_UEI25W.B10 Page 3 of 24

Tariff Concession Code
Tariff Desc

9601650
8504.40.90 POWER SUPPLIES, having BOTH:
(a) input voltages of 176V-246VAC, 47Hz-63Hz single phase OR 200V-230VAC, 50Hz-60Hz single phase
(b) multiple DC output voltages from minus 200 V to positive 200V
TC 9603032

8504.40.90 CHARGERS, ADAPTERS AND INVERTERS, AC/DC OR DC/DC OR DC/AC having ALL of the following:
(a) input voltage NOT less than 10V and NOT greater than 252V
(b) output voltage NOT less than 2V and NOT greater than 252V
(c) wattage NOT less than 40 W and NOT greater than 160W
(d) output current NOT greater than 17A - TC 1021920

8504.50.10 81
(a) designed for use with equipment of 8471
(b) for telecommunication apparatus of 8517 Free

8504.40.90 POWER SUPPLY UNITS, DC AND/OR AC output, complying with AS/NZS 60950 & AS/NZS CISPR 22, having ALL of:
(a) voltage NOT less than 2.5 V and NOT greater than 55V
(b) wattage NOT less than 0.02 W and NOT greater than 105W
(c) current output NOT less than 0.01 amp and NOT greater than 2.5amp
TC 1014564

8504.40.90 POWER SUPPLY MODULES having ALL of the following:
(a) input power at EITHER of the following voltages:
(i) 120VAC/240VAC
(ii) 24VDC /48VDC
(b) output power at EITHER of the following voltages:
(i) 5VDC, +15VDC, -15VDC, and 24VDC field I/O
(ii) 24VDC field I/O only
(c) circuitry monitors
(d) output adjusters
TC 9810001

8504.40.90 POWER SUPPLIES DC having BOTH:
(a) variable voltage NOT exceeding 30V
(b) maximum current output NOT exceeding 25amps
TC 9900597

8504.40.90 CONVERTERS, DC/DC, power output not exceeding 5W, being ANY of:
(a) single in line package
(b) dual in line
(c) surface mount device
TC 9601650

8543.90.20 20 Electronic microassemblies Free

8504.40.30 Static converters
(a) separately housed units, designed to be housed in the same cabinet as the central processing unit of equipment of 8471
(b) for telecommunication apparatus of 8517
60 No Electric current rectifying assemblies Free
63 No Other Free
MU2
MUP
MUR
MURATA
Murata - TOKO
Murata Electronics
Murata Electronics N
Murata Electronics North America
MURATA MANUFACTURING
Murata Power Solutio
Murata Power Solutions
Murata Power Solutions Inc
Murata Power Solutions Inc.