E48SC32009 300W DC/DC Power Modules FEATURES Electrical Peak Efficiency up to 95% Input range: 36~72Vdc Vout trim range 16V to 35V Output OVP, OCP, Hiccup mode Input UVP Over Temperature Protection Remote ON/OFF Pre-bias startup No minimum load required 2250Vdc isolation Mechanical Size: Open frame: 58.4x22.8x10.5mm (2.30x0.90x0.41) With heat-spreader: 58.4x22.8x12.7mm (2.30x0.90x0.50) Safety& Reliability nd IEC/EN/UL/CSA 62368-1, 2 edition E48SC32009 nd IEC/EN/UL/CSA 60950-1, 2 edition+A2 1/8 Brick DC/DC Regulated Power Module ISO 9001, TL 9000, ISO 14001, QS 9000, OHSAS18001 certified manufacturing facility 36~72V in, 32V/9.4A out, 300W OPTIONS E48SC32009, eighth brick, 36~72V input, single output 32V, isolated DC/DC converter is the latest offering from a world leader in power Negative/Positive Remote on/off system and technology and manufacturing Delta Electronics, Inc. Optional PMBus Pins This product provides up to 300 watts of power at 36~72V input in an industry standard footprint and pin out. With creative design SOLDERING METHOD technology and optimization of component placement, these converters possess outstanding electrical and thermal performances, Wave soldering as well as extremely high reliability under highly stressful operating Hand soldering conditions. The E48SC32009 offers peak 95% high efficiency. It can be Reflow soldering (MSL of rating 3) trimmed to a very wide range of output voltage. The minimum trim down output voltage is 16V of 50% of nominal output voltage. The E48SC32009 is fully protected from abnormal input/output voltage, APPLICATIONS current, and temperature conditions and meets 2250V isolation. Optical Transport Data Networking Communications Servers Datasheet E-mail: dcdc deltaww.com DS E48SC32009 10142019 TECHNICAL SPECIFICATIONS (T =25C, airflow rate=300 LFM, V =48Vdc, nominal V unless otherwise noted.) A in out PARAMETER NOTES and CONDITIONS Min. Typ. Max. Units ABSOLUTE MAXIMUM RATINGS Input Voltage Vdc Continuous 0 72 Vdc Transient 100mS 80 Vdc Operating Ambient Temperature (Ta) -40 85 C Operating Module Temperature (Th) Hot Spot Temperature -40 115 C Storage Temperature -55 125 C Input/Output Isolation Voltage 2250 Vdc INPUT CHARACTERISTICS Operating Input Voltage 36 48 72 Vdc Input Under-Voltage Lockout Turn-On Voltage Threshold 33 36 Vdc Turn-Off Voltage Threshold 31 34 Vdc Lockout Hysteresis Voltage 2 Vdc Maximum Input Current Full Load, 36Vin 9.4 A No-Load Input Current V =48V, I =0A 100 mA in o Off Converter Input Current V =48V 30 mA in 2 Inrush Current With 100uF Aluminum Capacitor 1 A S Internal Input Ripple Current V =48V, Io=9.4A, P-P thru 12H inductor 0.32 Arms in Input Voltage Rejection At 120Hz 40 dB OUTPUT CHARACTERISTICS Output Voltage Set Point Vin=48V, Io=Open Load, Tc=25C 31.5 32 32.5 Vdc Output Regulation Load Regulation V =48V, I =I min to I max +/-0.5 %Vo,set in o o o Line Regulation Vin=36V to 72V, Io=0 +/-0.3 %Vo,set Temperature Regulation Ta=-40C to 85C +/-1 %Vo,set Total Output Voltage Range Over sample load, line and temperature 31 33 V Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak-to-Peak Full Load, Co=470uF, 1F ceramic, 10F tantalum 150 mV RMS Full Load, Co=470uF, 1F ceramic, 10F tantalum 50 mV Operating Output Current Range 0 9.4 A Output Over Current Protection(hiccup mode) when Vo<10%Vo.nom 10.4 13.5 A Output Over Voltage Protection(hiccup mode) 39 V Output voltage trim range (note1) Trim pin 16 35 V DYNAMIC CHARACTERISTICS Output Voltage Current Transient 470F Oscon & 11F Ceramic load cap, 1A/s Positive Step Change in Output Current 75% I to 50% I 600 mV o.max o.max Negative Step Change in Output Current 50% I to 75% I 600 mV o.max o.max Settling Time (within 1% nominal V ) 500 s out Turn-On Delay Time Start-Up Delay Time From Input Voltage On/Off=On, from V =Turn-on Threshold to V =10% V 90 mS in o o,nom Start-Up Delay Time From On/Off Control V =V , from On/Off=On to V =10% V 65 mS in in,nom o o,nom Output Voltage Rise Time V =10% to 90% V 60 mS o o,nom Maximum Output Capacitance 50% ceramic, 50% Oscon or AL 1500 F EFFICIENCY 100% Load Vin=48V, Io=Full Load, Tc=25C 94.8 % 50% Load Vin=48V, Io=Half Load, Tc=25C 94.5 % ISOLATION CHARACTERISTICS Input to Output 2250 Vdc Isolation Capacitance 4.7 nF FEATURE CHARACTERISTICS Switching Frequency 170 KHz On/Off Control, Negative Remote On/Off logic Logic Low (Module On) Von/off 0.8 V Logic High (Module Off) Von/off 3.5 10 V ON/OFF Current Ion/off at Von/off=0.0V 1.5 mA Leakage Current Logic High, Von/off=5V 1 mA GENERAL SPECIFICATIONS MTBF I =80% of I T =25C 5.9 Mhours o o, max a Weight Open frame 29.8 grams Weight With heat-spreader 39.6 grams Refer to Figure 16 for Hot spot 1 location Over-Temperature Shutdown ( Open frame )(note2) 140 C (48Vin,80% Io, 200LFM,Airflow from Vin+ to Vin- ) Refer to Figure 18 for Hot spot 2 location Over-Temperature Shutdown ( With heat-spreader) 125 C (48Vin,80% Io, 200LFM,Airflow from Vin+ to Vin- ) Over-Temperature Shutdown ( NTC resistor ) Refer to Figure 16 for NTC resistor location 130 Note1: Output voltage trim up range maybe limited at Vin<40V. Note2: Please attach thermocouple on NTC resistor to test OTP function, the hot spots temperature is just for reference. Datasheet E-mail: dcdc deltaww.com DS E48SC32009 10142019