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Q48SG12034NRFH Datasheet(PDF) 2 Page - Delta Electronics, Inc. |
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Q48SG12034NRFH Datasheet(HTML) 2 Page - Delta Electronics, Inc. |
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2 / 26 page  DS_Q48SG12034_06272013 2 TECHNICAL SPECIFICATIONS (TA=25°C, airflow rate=300 LFM, Vin=48Vdc, nominal Vout unless otherwise noted.) PARAMETER NOTES and CONDITIONS Q48SG12034 (Standard) Min. Typ. Max. Units ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous 80 Vdc Transient (100ms) 100ms 100 Vdc On/off Pin Voltage -50 50 V Other Pin Voltage Trim/Current Sharing, C2, Data, SMBAlert, Clock, Addr1, Addr0 -0.3 3.6 V Operating Ambient Temperature -40 85 °C Storage Temperature -55 125 °C Input/Output Isolation Voltage 2250 Vdc INPUT CHARACTERISTICS Operating Input Voltage 38 75 Vdc Input Under-Voltage Lockout Turn-On Voltage Threshold 32.5 34 35.5 Vdc Turn-Off Voltage Threshold 30.5 32 33.5 Vdc Maximum Input Current Vin=38V, 100% Load, 11.33 11.5 A No-Load Input Current 75 110 mA Off Converter Input Current 18 23 mA Inrush Current(I 2t) With 100uF external input capacitor 1 A 2s Input Terminal Ripple Current RMS, With 100uF input cap. 0.32 0.48 A Input Reflected-Ripple Current P-P thru 12µH inductor, 5Hz to 20MHz 20 mA Input Voltage Ripple Rejection 120 Hz 50 dB OUTPUT CHARACTERISTICS The module without droop current sharing option code Output Voltage Set Point Vin=48V, Io=Io.max, Tc=25°C 11.75 11.8 11.85 Vdc Output Voltage Regulation Over Load Io=Io,min to Io,max 20 60 mV Over Line Vin=38V to 75V 20 50 mV Over Temperature Tc=-40°C to 125°C ±120 mV Total Output Voltage Range over sample load, and temperature, from 38~75V Vin 11.6 11.8 12.0 V The module with droop current sharing option code Output Voltage Set Point Vin=48V, Io=0A, Tc=25°C 12.25 12.3 12.35 Vdc Output Voltage Regulation Over Load Io=Io,min to Io,max 500 600 mV Over Line Vin=38V to 75V 20 50 mV Over Temperature Tc=-40°C to 125°C ±120 mV Total Output Voltage Range over sample load, and temperature, from 38~75V Vin 11.6 12.3 12.5 V Both With and without droop current sharing option code Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak-to-Peak Full Load, 1µF ceramic, 10µF tantalum 100 200 mV RMS Full Load, 1µF ceramic, 10µF tantalum 40 80 mV Operating Output Current Range Full input voltage range 0 34 A Output DC Current-Limit Inception Output Voltage 10% Low 110 150 % Output Voltage Trim Range Vin=48V, Pout ≦ max rated power; For droop parallel module, such function is disabled. -20 10 % DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V, 10µF Tan & 1µF Ceramic load cap, 0.1A/µs Output voltage overshoot and undershoot 0.1A/µs, 50% to 75% Io.max, 10µF Tan load cap 200 400 mV Setting Time (within 1% Vout nominal) 300 µs Output voltage overshoot and undershoot 2.5A/µs, 25% to 75% Io.max, 4000µF Tan load cap 300 450 mV Setting Time (within 1% Vout nominal) 1000 µs Turn-On Transient Start-Up Time, From On/Off Control 100 120 ms Start-Up Time, From Input 110 130 ms Output Capacitance 220 16000 µF EFFICIENCY 100% Load Vin=48V 94.7 95.5 % 60% Load Vin=48V 95.2 96.0 % ISOLATION CHARACTERISTICS Input to Output 2250 Vdc Isolation Resistance 10 MΩ Isolation Capacitance 1500 pF FEATURE CHARACTERISTICS Current sharing accuracy 10 % Switching Frequency 130 kHz ON/OFF Control Logic Low Von/off -0.7 0.8 V Logic High Von/off 2.4 50 V ON/OFF Current (for both remote on/off logic) Ion/off at Von/off=0.0V 0.5 mA ON/OFF Current (for both remote on/off logic) Ion/off at Von/off=2.4V 10 µA Leakage Current (for both remote on/off logic) Logic High, Von/off=15V 50 µA Output Voltage Trim Range Vin=48V, Pout ≦ max rated power -20 10 % Output Over-Voltage Protection Over full temp range; % of nominal Vout 14 17 V |
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