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S36SE3R305NKFA Datasheet(PDF) 2 Page - Delta Electronics, Inc. |
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S36SE3R305NKFA Datasheet(HTML) 2 Page - Delta Electronics, Inc. |
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2 / 13 page  DS_S36SE3R305_02152007 2 TECHNICAL SPECIFICATIONS TA = 25°C, airflow rate = 300 LFM, Vin = 48 Vdc, nominal Vout unless otherwise noted. PARAMETER NOTES and CONDITIONS S36SE3R305 (Standard) Min. Typ. Max. Units ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous 80 Vdc Transient(100ms) 100ms 100 Vdc Operating Temperature Refer to Figure 20 for measuring point -40 123 °C Storage Temperature -55 125 °C Input/Output Isolation Voltage 2250 Vdc INPUT CHARACTERISTICS Operating Input Voltage 18 75 Vdc Input Under-Voltage Lockout Turn-On Voltage Threshold 16 17 18 Vdc Turn-Off Voltage Threshold 15 16 17 Vdc Lockout Hysteresis Voltage 0.5 1 1.5 Vdc Maximum Input Current 100% Load, 18Vin 1.3 A No-Load Input Current 20 mA Off Converter Input Current 5 mA Inrush Current (I 2t) 1 A 2s Input Reflected-Ripple Current P-P thru 12µH inductor, 5Hz to 20MHz 8 mA Input Voltage Ripple Rejection 120 Hz 60 dB OUTPUT CHARACTERISTICS Output Voltage Set Point Vin=48V, Io=Io.max, Tc=25°C 3.25 3.3 3.35 Vdc Output Voltage Regulation Over Load Io=Io, min to Io, max ±3 ±10 mV Over Line Vin=18V to 75V ±3 ±10 mV Over Temperature Tc=-40°C to 100°C ±33 mV Total Output Voltage Range Over sample load, line and temperature 3.2 3.4 V Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak-to-Peak Full Load, 1µF ceramic, 10µF tantalum 60 mV RMS Full Load, 1µF ceramic, 10µF tantalum 10 mV Operating Output Current Range 0 5 A Output DC Current-Limit Inception Output Voltage 10% Low 110 120 130 % DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V, 10µF Tan & 1µF Ceramic load cap, 0.1A/µs Positive Step Change in Output Current 50% Io.max to 75% Io.max 150 mV Negative Step Change in Output Current 75% Io.max to 50% Io.max 150 mV Settling Time (within 1% Vout nominal) 300 us Turn-On Transient Start-Up Time, From On/Off Control 16 25 ms Start-Up Time, From Input 16 25 ms Maximum Output Capacitance Full load; 5% overshoot of Vout at startup 1000 µF EFFICIENCY 100% Load 86.5 % 60% Load 85.5 % ISOLATION CHARACTERISTICS Input to Output 2250 Vdc Isolation Resistance 10 MΩ Isolation Capacitance 1000 pF FEATURE CHARACTERISTICS Switching Frequency 450 kHz ON/OFF Control, Negative Remote On/Off logic Logic Low (Module On) Von/off -0.7 0.8 V Logic High (Module Off) Von/off 2 18 V ON/OFF Control, Positive Remote On/Off logic Logic Low (Module Off) Von/off -0.7 0.8 V Logic High (Module On) Von/off 2 18 V ON/OFF Current (for both remote on/off logic) Ion/off at Von/off=0.0V 0.25 mA Leakage Current (for both remote on/off logic) Logic High, Von/off=15V 30 uA Output Voltage Trim Range Across Trim Pin & +Vo or –Vo, Pout≦max rated -10% 10% % Output Over-Voltage Protection Over full temp range; 3.79 5 V GENERAL SPECIFICATIONS MTBF Io=80% of Io, max; Ta=25°C, 300LFM TBD M hours Weight 9 grams Over-Temperature Shutdown Refer to Figure 20 for measuring point 128 °C |
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