FEATURES High efficiency: 92% 12V/8A Size: 58.4mmx22.8mmx8.4mm (2.30x0.90x0.33) (Without heat-spreader) 58.4mmx22.8mmx12.7mm (2.30x0.90x0.50) (With heat-spreader) Standard footprint Industry standard pin out Fixed frequency operation Input UVLO, Output OCP, OVP, OTP 2250V isolation Basic insulation No minimum load required ISO 9001, TL 9000, ISO 14001, QS 9000, OHSAS 18001 certified manufacturing facility UL/CUL 60950-1 (US & Canada) Recognized Delphi Series E48SC12008, Eighth Brick Family DC/DC Power Modules: 48V in, 12V/8A out OPTIONS Negative/Positive on/off logic The Delphi Series E48SC12008, Eighth Brick, 48V input, single output, SMT or through-hole version isolated DC/DC converter is the latest offering from a world leader in power systems technology and manufacturing -- Delta Electronics, Inc. This product family provides up to 96 watts, improved and very cost effective power solution of industry standard footprint and pinout. With creative design technology and optimization of component placement, these converters possess outstanding electrical and thermal performances, as well as extremely high reliability under highly stressful operating conditions. All models are fully protected from abnormal input/output voltage, current, and temperature conditions. The Delphi APPLICATIONS Series converters meet all safety requirements with basic insulation. Telecom / Datacom Wireless Networks Optical Network Equipment Server and Data Storage Industrial / Testing Equipment DATASHEET DS E48SC12008 09142016 LUO LUOTECHNICAL SPECIFICATIONS (T =25C, airflow rate=300 LFM, V =48Vdc, nominal Vout unless otherwise noted.) A in PARAMETER NOTES and CONDITIONS E48SC12008 (Standard) Min. Typ. Max. Units ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous 80 Vdc Transient 100ms 100 Vdc Operating Ambient Temperature -40 85 C Storage Temperature -55 125 C Input/Output Isolation Voltage 2250 Vdc Humidity range without condensation 5% 95% RH INPUT CHARACTERISTICS Operating Input Voltage 36 75 Vdc Input Under-Voltage Lockout Turn-On Voltage Threshold 33 34 35 Vdc Turn-Off Voltage Threshold 31 32 33 Vdc Lockout Hysteresis Voltage 1 2 3 Vdc Maximum Input Current 100% Load, 36Vin 3.5 A No-Load Input Current 80 mA Off Converter Input Current 10 mA 2 2 Inrush Current(I t) 1 A s Input Reflected-Ripple Current P-P thru 12H inductor, 5Hz to 20MHz 20 mA Input Voltage Ripple Rejection 120 Hz 60 dB OUTPUT CHARACTERISTICS Output Voltage Set Point Vin=48V, Io=Io.max, Tc=25C 11.88 12.00 12.12 Vdc Output Voltage Regulation Over Load Io=Io,min to Io,max 3 15 mV Over Line Vin= 36V to 75V 3 15 mV Over Temperature Tc= -40C to 85C 100 mV Total Output Voltage Range Over sample load, line and temperature 11.76 12.25 V Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak-to-Peak Full Load, 1F ceramic, 10F tantalum 40 120 mV RMS Full Load, 1F ceramic, 10F tantalum 15 25 mV Operating Output Current Range 0 8 A Output DC Current-Limit Inception Output Voltage 10% Low 110 140 % DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V, 10F Tan & 1F Ceramic load cap, 0.1A/s Positive Step Change in Output Current 25% Io.max to 50% Io.max 200 mV Negative Step Change in Output Current 50% Io.max to 25% Io.max 200 mV Settling Time (within 1% Vout nominal) 200 s Turn-On Transient Start-Up Time, From On/Off Control 40 80 ms Start-Up Time, From Input 40 80 ms Maximum Output Capacitance Full load 5% overshoot of Vout at startup 2000 F EFFICIENCY 100% Load 48Vin 92.0 % 60% Load 48Vin 90.5 % ISOLATION CHARACTERISTICS Input to Output 2250 Vdc Isolation Resistance 10 M Isolation Capacitance 1000 pF FEATURE CHARACTERISTICS Switching Frequency 350 400 kHz ON/OFF Control, Negative Remote On/Off logic Logic Low (Module On) Von/off at Ion/off=1.0mA -0.7 0.8 V Logic High (Module Off) Von/off at Ion/off=0.0 A 3.5 12 V ON/OFF Control, Positive Remote On/Off logic Logic Low (Module Off) Von/off at Ion/off=1.0mA -0.7 0.8 V Logic High (Module On) Von/off at Ion/off=0.0 A 3.5 12 V ON/OFF Current (for both remote on/off logic) Ion/off at Von/off=0.0V 1 mA Leakage Current (for both remote on/off logic) Logic High, Von/off=12V 50 A Output Voltage Trim Range Pout max rated power -10% 10% % Pout max rated power Output Voltage Remote Sense Range 10 % Output Over-Voltage Protection Over full temperature range 13.8 15.0 16.8 V GENERAL SPECIFICATIONS MTBF Io=80% of Io, max 300LFM 25C 2.2 M hours Weight Without heat-spreader 21.4 grams Weight With heat-spreader 33.5 grams Over-Temperature Shutdown Refer to Figure 19 for Hot spot 1 location 127 C ( Without heat spreader, Hot spot 1) (48Vin,80% Io, 200LFM,Airflow from Vin+ to Vin-) Over-Temperature Shutdown Refer to Figure 19 for NTC resistor location 123 C ( Without heat spreader, NTC Resistor) Over-Temperature Shutdown Refer to Figure 21 for Hot spot 2 location 118 C (With heat spreader, Hot spot 2) (48Vin,80% Io, 200LFM,Airflow from Vin+ to Vin-) Note: Please attach thermocouple on NTC resistor to test OTP function, the hot spots temperature is just for reference. 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