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LT8619IMSE-5#PBF

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Switching Voltage Regulators 60V, 1A, 3MHz Synchronous Monolithic Buck Regulator with 3.5 A Quiescent Current
Manufacturer: Analog Devices



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LT8619IMSE-5#PBF
Analog Devices

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LT8619IMSE-5#PBF
Analog Devices

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Manufacturer
Analog Devices
Product Category
Switching Voltage Regulators
RoHS - XON
Y Icon ROHS
Mounting Style
Smd/Smt
Output Voltage
5 V
Output Current
1.2 A
Number of Outputs
1 Output
Input Voltage MAX
60 V
Topology
Buck
Input Voltage MIN
3 V
Switching Frequency
300 Khz To 2.2 Mhz
Minimum Operating Temperature
- 40 C
Maximum Operating Temperature
+125 C
Series
Lt8619-5
Packaging
Tube
Input Voltage
3 v to 60 V
Package / Case
MSOP-16
Quiescent Current
6 uA
Type
High Speed
Brand
Analog Devices
Shutdown
No Shutdown
Product Type
Switching Voltage Regulators
Factory Pack Quantity :
37
Subcategory
Pmic - Power Management Ics
Supply Voltage - Min
3 V
Cnhts
8542319000
Hts Code
8542390001
Mxhts
85423901
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Mfr. Part No.
Description
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Description
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POWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)POWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)LT8619/LT8619-5 ABSOLUTE MAXIMUM RATINGS (Notes 1, 2) V , EN/UV ................................................................60V Operating Junction Temperature (Note 3) IN BIAS ..........................................................................30V LT8619E, LT8619E-5 .......................... ?40?C to 125?C BST Pin Above SW Pin................................................4V LT8619I, LT8619I-5 ............................ ?40?C to 125?C PG, SYNC, OUT. ..........................................................6V Storage Temperature Range .................. ?65?C to 150?C FB ...............................................................................2V PIN CONFIGURATION TOP VIEW TOP VIEW NC 1 16 SW V 1 10 SW IN V 2 15 SW IN NC 3 14 BST EN/UV 2 9 BST 11 EN/UV 4 17 13 NC RT 3 8 INTV CC GND RT 5 12 INTV GND CC PG 6 11 BIAS PG 4 7 BIAS SYNC 7 10 FB/OUT* SYNC 5 6 FB* GND 8 9 FB/OUT* MSE PACKAGE DD PACKAGE 16-LEAD PLASTIC MSOP 10-LEAD (3mm ? 3mm) PLASTIC DFN ? = 40?C/W, ? = 10?C/W JA JC ? = 43?C/W, ? = 10?C/W JA JC EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB *FB FOR LT8619, OUT FOR LT8619-5 ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LT8619EDD#PBF LT8619EDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619IDD#PBF LT8619IDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619EMSE#PBF LT8619EMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE#PBF LT8619IMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619EMSE-5#PBF LT8619EMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE-5#PBF LT8619IMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev A 2 For more information www.analog.comPOWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)POWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)LT8619/LT8619-5 ABSOLUTE MAXIMUM RATINGS (Notes 1, 2) V , EN/UV ................................................................60V Operating Junction Temperature (Note 3) IN BIAS ..........................................................................30V LT8619E, LT8619E-5 .......................... ?40?C to 125?C BST Pin Above SW Pin................................................4V LT8619I, LT8619I-5 ............................ ?40?C to 125?C PG, SYNC, OUT. ..........................................................6V Storage Temperature Range .................. ?65?C to 150?C FB ...............................................................................2V PIN CONFIGURATION TOP VIEW TOP VIEW NC 1 16 SW V 1 10 SW IN V 2 15 SW IN NC 3 14 BST EN/UV 2 9 BST 11 EN/UV 4 17 13 NC RT 3 8 INTV CC GND RT 5 12 INTV GND CC PG 6 11 BIAS PG 4 7 BIAS SYNC 7 10 FB/OUT* SYNC 5 6 FB* GND 8 9 FB/OUT* MSE PACKAGE DD PACKAGE 16-LEAD PLASTIC MSOP 10-LEAD (3mm ? 3mm) PLASTIC DFN ? = 40?C/W, ? = 10?C/W JA JC ? = 43?C/W, ? = 10?C/W JA JC EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB *FB FOR LT8619, OUT FOR LT8619-5 ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LT8619EDD#PBF LT8619EDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619IDD#PBF LT8619IDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619EMSE#PBF LT8619EMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE#PBF LT8619IMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619EMSE-5#PBF LT8619EMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE-5#PBF LT8619IMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev A 2 For more information www.analog.comLT8619/LT8619-5 ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T = 25?C. V = 2V unless otherwise noted (Notes 2, 3) A EN/UV PARAMETER CONDITIONS MIN TYP MAX UNITS Switching Loop V Minimum Input Voltage 3.0 V IN V Quiescent Current at No Load V = 12V, V = 0V 0.6 1.0 ?A IN IN EN/UV l 0.6 3.0 ?A V = 12V, V = 3.3V, R = 66.5k, V = 2V, V = 0V 6 10 ?A IN OUT T EN/UV SYNC l 6 18 ?A V = 12V, V = 3.3V, R = 66.5k, V = 2V, Floats SYNC 10 ?A IN OUT T EN/UV V = 12V, V = 3.3V, R = 66.5k, V = 2V, V = INTV 3 mA IN OUT T EN/UV SYNC CC V Current in Regulation V = 12V, V = 3.3V, R = 66.5k, V = 2V, V = 0V IN IN OUT T EN/UV SYNC I = 100?A l 38 65 ?A LOAD I = 1mA l 320 400 ?A LOAD BIAS Pin Current Consumption V = 12V, V = 3.3V, I = 0.5A, f = 700kHz 2.2 mA IN BIAS LOAD OSC Regulated Output Voltage LT8619-5, V = 12V, V = INTV , No Load 4.975 5.0 5.025 V IN SYNC CC l 4.925 5.0 5.075 Feedback Voltage LT8619, V = 12V, V = INTV , No Load 0.796 0.8 0.804 V IN SYNC CC l 0.788 0.8 0.812 V Feedback Voltage Line Regulation V = 4V to 50V, V = INTV l ?0.004 ?0.03 %/V IN SYNC CC Feedback Pin Input Current LT8619, V = 0.8V ?20 nA FB Minimum On-Time LT8619, I = 0.5A, V = INTV l 30 60 ns LOAD SYNC CC Minimum Off-Time 100 150 180 ns Top Switch Peak Current Limit l 1.5 1.75 2.0 A Bottom Switch Current Limit 1.8 A Bottom Switch Reverse Current Limit V = INTV 0.55 A SYNC CC Soft-Start Duration V = 12V, V = 3.3V, No Load, C = 22?F 0.2 ms IN OUT OUT EN/UV to PG High Delay C = 1?F, V = 3.3V, No Load, C = 22?F 0.66 ms INTVCC OUT OUT EN/UV to PG Low Delay 10 ?s Oscillator and SYNC l Operating Frequency R = 162k 260 300 340 kHz T R = 66.5k l 630 700 770 kHz T R = 20k l 1.9 2.0 2.1 MHz T l Synchronization Frequency f ? f 0.3 2.2 MHz SYNC OSC SYNC Threshold Frequency Synchronization 1 V Burst Mode Operation 0.35 0.6 0.95 V Floats SYNC Pin, Pulse-Skipping Mode 1.2 V Forced Continuous Mode 1.6 2.0 2.4 V SYNC Pin Current Built-In Sourcing Current, V = 0V ?0.2 ?A SYNC Built-In Sinking Current, V = 3.3V 3.0 ?A SYNC Rev A 3 For more information www.analog.comPOWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)POWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)LT8619/LT8619-5 ABSOLUTE MAXIMUM RATINGS (Notes 1, 2) V , EN/UV ................................................................60V Operating Junction Temperature (Note 3) IN BIAS ..........................................................................30V LT8619E, LT8619E-5 .......................... ?40?C to 125?C BST Pin Above SW Pin................................................4V LT8619I, LT8619I-5 ............................ ?40?C to 125?C PG, SYNC, OUT. ..........................................................6V Storage Temperature Range .................. ?65?C to 150?C FB ...............................................................................2V PIN CONFIGURATION TOP VIEW TOP VIEW NC 1 16 SW V 1 10 SW IN V 2 15 SW IN NC 3 14 BST EN/UV 2 9 BST 11 EN/UV 4 17 13 NC RT 3 8 INTV CC GND RT 5 12 INTV GND CC PG 6 11 BIAS PG 4 7 BIAS SYNC 7 10 FB/OUT* SYNC 5 6 FB* GND 8 9 FB/OUT* MSE PACKAGE DD PACKAGE 16-LEAD PLASTIC MSOP 10-LEAD (3mm ? 3mm) PLASTIC DFN ? = 40?C/W, ? = 10?C/W JA JC ? = 43?C/W, ? = 10?C/W JA JC EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB *FB FOR LT8619, OUT FOR LT8619-5 ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LT8619EDD#PBF LT8619EDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619IDD#PBF LT8619IDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619EMSE#PBF LT8619EMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE#PBF LT8619IMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619EMSE-5#PBF LT8619EMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE-5#PBF LT8619IMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev A 2 For more information www.analog.comPOWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)POWER LOSS (W) LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6?A Quiescent Current FEATURES DESCRIPTION ? n The LT 8619 is a compact, high efficiency, high speed Wide Input Voltage Range: 3V to 60V n synchronous monolithic step-down switching regulator Fast Minimum Switch-On Time: 30ns n that consumes only 6?A of quiescent current. The LT8619 Ultralow Quiescent Current Burst Mode Operation: n can deliver 1.2A of continuous current. Top and bottom 6?A I Regulating 12V to 3.3V Q IN OUT n power switches are included with all necessary circuitry 10mV Output Ripple at No Load P-P n to minimize the need for external components. Low ripple Synchronizable/Programmable Fixed Frequency ? Burst Mode operation enables high efficiency down to Forced Continuous Mode Operation: 300kHz very low output currents while keeping the output ripple to?2.2MHz n to 10mV . A SYNC pin allows forced continuous mode High Efficiency Synchronous Operation: P-P n operation synchronized to an external clock. Internal com- 92% Efficiency at 0.5A, 5V from 12V OUT IN n pensation with peak current mode topology allows the use 90% Efficiency at 0.5A, 3.3V from 12V OUT IN n of small inductors and results in fast transient response Low Dropout: 360mV at 0.5A n and good loop stability. The EN/UV pin has an accurate 1V Low EMI n threshold and can be used to program V undervoltage Accurate 1V Enable Pin Threshold IN n lockout or to shut down the LT8619, reducing the input Internal Soft-Start and Compensation n supply current to below 0.6?A. The PG flag signals when Power Good Flag n V is within ?7.5% of the programmed output voltage. Small Thermally Enhanced 16-Lead MSOP Package OUT The LT8619 is available in a small 16-lead MSOP and and 10-Lead (3mm ? 3mm) DFN Packages 10-lead 3mm ? 3mm DFN packages with exposed pad APPLICATIONS for low thermal resistance. All registered trademarks and trademarks are the property of their respective owners. n 12V Automotive Systems n 12V and 24V Commercial Vehicles n 48V Electric and Hybrid Vehicles n Industrial Supplies TYPICAL APPLICATION 5V, 1.2A Step-Down Converter Efficiency at V = 5V Ef?ciency at V = 5VOUT OUT 100 10 f = 700kHz OSC V IN V BST IN 90 Burst Mode 6V TO 60V 2.2?F 0.1?F OPERATION LT8619-5 10?H 80 1 V OUT SW 5V 70 EFFICIENCY 1.2A OFF ON EN/UV 100k 60 0.1 INTV PG PG 50 CC 1?F BIAS POWER LOSS 40 0.01 RT OUT 30 SYNC GND V = 48V 66.5k 22?F IN 0.001 20 8619 TA01a V = 24V IN V = 12V IN 10 f = 700kHz OSC L = 10?H, IHLP-2020BZ-01 0 0.0001 L = VISHAY IHLP-2020BZ-01 0.001 0.01 0.1 1 10 100 1k 10k C = TDK C3225X7R1C226K250 OUT LOAD CURRENT (mA) 8619 TA01b Rev A 1 Document Feedback For more information www.analog.com EFFICIENCY (%)LT8619/LT8619-5 ABSOLUTE MAXIMUM RATINGS (Notes 1, 2) V , EN/UV ................................................................60V Operating Junction Temperature (Note 3) IN BIAS ..........................................................................30V LT8619E, LT8619E-5 .......................... ?40?C to 125?C BST Pin Above SW Pin................................................4V LT8619I, LT8619I-5 ............................ ?40?C to 125?C PG, SYNC, OUT. ..........................................................6V Storage Temperature Range .................. ?65?C to 150?C FB ...............................................................................2V PIN CONFIGURATION TOP VIEW TOP VIEW NC 1 16 SW V 1 10 SW IN V 2 15 SW IN NC 3 14 BST EN/UV 2 9 BST 11 EN/UV 4 17 13 NC RT 3 8 INTV CC GND RT 5 12 INTV GND CC PG 6 11 BIAS PG 4 7 BIAS SYNC 7 10 FB/OUT* SYNC 5 6 FB* GND 8 9 FB/OUT* MSE PACKAGE DD PACKAGE 16-LEAD PLASTIC MSOP 10-LEAD (3mm ? 3mm) PLASTIC DFN ? = 40?C/W, ? = 10?C/W JA JC ? = 43?C/W, ? = 10?C/W JA JC EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB *FB FOR LT8619, OUT FOR LT8619-5 ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LT8619EDD#PBF LT8619EDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619IDD#PBF LT8619IDD#TRPBF LGNP 10-Lead (3mm ? 3mm) Plastic DFN ?40?C to 125?C LT8619EMSE#PBF LT8619EMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE#PBF LT8619IMSE#TRPBF 8619 16-Lead Plastic MSOP ?40?C to 125?C LT8619EMSE-5#PBF LT8619EMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C LT8619IMSE-5#PBF LT8619IMSE-5#TRPBF 86195 16-Lead Plastic MSOP ?40?C to 125?C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev A 2 For more information www.analog.comLT8619/LT8619-5 ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T = 25?C. V = 2V unless otherwise noted (Notes 2, 3) A EN/UV PARAMETER CONDITIONS MIN TYP MAX UNITS Switching Loop V Minimum Input Voltage 3.0 V IN V Quiescent Current at No Load V = 12V, V = 0V 0.6 1.0 ?A IN IN EN/UV l 0.6 3.0 ?A V = 12V, V = 3.3V, R = 66.5k, V = 2V, V = 0V 6 10 ?A IN OUT T EN/UV SYNC l 6 18 ?A V = 12V, V = 3.3V, R = 66.5k, V = 2V, Floats SYNC 10 ?A IN OUT T EN/UV V = 12V, V = 3.3V, R = 66.5k, V = 2V, V = INTV 3 mA IN OUT T EN/UV SYNC CC V Current in Regulation V = 12V, V = 3.3V, R = 66.5k, V = 2V, V = 0V IN IN OUT T EN/UV SYNC I = 100?A l 38 65 ?A LOAD I = 1mA l 320 400 ?A LOAD BIAS Pin Current Consumption V = 12V, V = 3.3V, I = 0.5A, f = 700kHz 2.2 mA IN BIAS LOAD OSC Regulated Output Voltage LT8619-5, V = 12V, V = INTV , No Load 4.975 5.0 5.025 V IN SYNC CC l 4.925 5.0 5.075 Feedback Voltage LT8619, V = 12V, V = INTV , No Load 0.796 0.8 0.804 V IN SYNC CC l 0.788 0.8 0.812 V Feedback Voltage Line Regulation V = 4V to 50V, V = INTV l ?0.004 ?0.03 %/V IN SYNC CC Feedback Pin Input Current LT8619, V = 0.8V ?20 nA FB Minimum On-Time LT8619, I = 0.5A, V = INTV l 30 60 ns LOAD SYNC CC Minimum Off-Time 100 150 180 ns Top Switch Peak Current Limit l 1.5 1.75 2.0 A Bottom Switch Current Limit 1.8 A Bottom Switch Reverse Current Limit V = INTV 0.55 A SYNC CC Soft-Start Duration V = 12V, V = 3.3V, No Load, C = 22?F 0.2 ms IN OUT OUT EN/UV to PG High Delay C = 1?F, V = 3.3V, No Load, C = 22?F 0.66 ms INTVCC OUT OUT EN/UV to PG Low Delay 10 ?s Oscillator and SYNC l Operating Frequency R = 162k 260 300 340 kHz T R = 66.5k l 630 700 770 kHz T R = 20k l 1.9 2.0 2.1 MHz T l Synchronization Frequency f = f 0.3 2.2 MHz SYNC OSC SYNC Threshold Frequency Synchronization 1 V Burst Mode Operation 0.35 0.6 0.95 V Floats SYNC Pin, Pulse-Skipping Mode 1.2 V Forced Continuous Mode 1.6 2.0 2.4 V SYNC Pin Current Built-In Sourcing Current, V = 0V ?0.2 ?A SYNC Built-In Sinking Current, V = 3.3V 3.0 ?A SYNC Rev A 3 For more information www.analog.com

Tariff Concession Code
Tariff Desc

Free
8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:
AD4
ANALOG DEVICES
Analog Devices Hittite
ANALOG DEVICES (LINEAR TECHNOLOGY)
Analog Devices / Hittite
Analog Devices / Linear Technology
Analog Devices Inc
Analog Devices Inc.
Analog Devices, Inc.
ANALOG MICRO ELECTRONICS
ANALOG MICROELECTRONICS
LINEAR
LINEAR TECH
Linear Technology
Linear Technology (part of ADI)
LT
LT4
Technology