DS_S36SE05003_07312008
2
TECHNICAL SPECIFICATIONS
T
A
= 25°C, airflow rate = 300 LFM, V
in
= 48 Vdc, nominal Vout unless otherwise noted.
PARAMETER NOTES and CONDITIONS S36SE05003 (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 -40 127 °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 1.1 A
No-Load Input Current 15 mA
Off Converter Input Current 5 mA
Inrush Current (I
2
t) 0.01 A
2
s
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 4.925 5.0 5.075 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 ±50 mV
Total Output Voltage Range Over sample load, line and temperature 4.85 5.15 V
Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth
Peak-to-Peak Full Load, 1µF ceramic, 10µF tantalum 80 mV
RMS Full Load, 1µF ceramic, 10µF tantalum 20 mV
Operating Output Current Range 0 3 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 200 mV
Negative Step Change in Output Current 75% Io.max to 50% Io.max 200 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 83.5 %
60% Load 83.0 %
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; 5.75 7.0 V
GENERAL SPECIFICATIONS
MTBF Io=80% of Io, max; Ta=25°C, 300LFM 5.14 M hours
Weight 9.0 grams
Over-Temperature Shutdown Refer to Figure 20 for measuring point 130 °C
(2 strony)
(118 strony)
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