TECHNICAL SPECIFICATIONS
TA = 25°C, airflow rate = 300 LFM, Vin = 48 Vdc, nominal Vout unless otherwise noted.
PARAMETER | NOTES and CONDITIONS |
| S48SE05003 (Standard) |
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| Min. |
| Typ. | Max. | Units |
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ABSOLUTE MAXIMUM RATINGS |
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Input Voltage |
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Continuous |
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| 80 | Vdc |
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Transient(100ms) | 100ms |
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| 100 | Vdc |
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Operating Temperature | Refer to Figure 20 for measuring point |
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| 109 | °C |
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Storage Temperature |
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| 125 | °C |
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Input/Output Isolation Voltage |
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| 2250 | Vdc |
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INPUT CHARACTERISTICS |
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Operating Input Voltage |
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| 36 |
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| 75 | Vdc |
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Input |
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| 33 |
| 34 | 35 | Vdc |
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| 31 |
| 32 | 33 | Vdc |
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Lockout Hysteresis Voltage |
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| 1.0 |
| 2 | 3.0 | Vdc |
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Maximum Input Current | 100% Load, 36Vin |
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| 0.5 | A |
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| 18 | 30 | mA |
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Off Converter Input Current |
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| 7 |
| mA |
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Inrush Current (I2t) |
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| 0.01 | A2s |
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Input |
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| 15 |
| mA |
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Input Voltage Ripple Rejection | 120 Hz |
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| 60 |
| dB |
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OUTPUT CHARACTERISTICS |
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Output Voltage Set Point | Vin=48V, Io=Io.max, Tc=25°C |
| 4.925 |
| 5.0 | 5.075 | Vdc |
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Output Voltage Regulation |
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Over Load | Io=Io, min to Io, max |
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| ±3 | ±10 | mV |
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Over Line | Vin=36V to 75V |
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| ±3 | ±10 | mV |
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Over Temperature |
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| ±50 |
| mV |
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Total Output Voltage Range | Over sample load, line and temperature |
| 4.85 |
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| 5.15 | V |
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Output Voltage Ripple and Noise | 5Hz to 20MHz bandwidth |
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Full Load, 1µF ceramic, 10µF tantalum |
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| 50 |
| mV |
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RMS | Full Load, 1µF ceramic, 10µF tantalum |
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| 12 |
| mV |
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Operating Output Current Range |
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| 0 |
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| 3 | A |
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Output DC | Output Voltage 10% Low |
| 110 |
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| 140 | % |
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DYNAMIC CHARACTERISTICS |
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Output Voltage Current Transient | 48V, 10µF Tan & 1µF Ceramic load cap, 0.1A |
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Positive Step Change in Output Current | 50% Io.max to 75% Io.max |
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| 100 |
| mV |
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Negative Step Change in Output Current | 75% Io.max to 50% Io.max |
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| 100 |
| mV |
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Settling Time (within 1% Vout nominal) |
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| 250 |
| us |
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| 16 | 25 | ms |
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| 16 | 25 | ms |
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Maximum Output Capacitance | Full load; 5% overshoot of Vout at startup |
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| 1000 | µF |
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EFFICIENCY |
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100% Load |
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| 87.0 |
| % |
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60% Load |
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| 86.0 |
| % |
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ISOLATION CHARACTERISTICS |
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Input to Output |
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| 2250 | Vdc |
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Isolation Resistance |
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| 10 |
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| MΩ |
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Isolation Capacitance |
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| 1000 |
| pF |
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FEATURE CHARACTERISTICS |
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Switching Frequency |
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| 400 |
| kHz |
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ON/OFF Control, Negative Remote On/Off logic |
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Logic Low (Module On) | Von/off |
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| 0.8 | V |
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Logic High (Module Off) | Von/off |
| 2 |
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| 18 | V |
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ON/OFF Control, Positive Remote On/Off logic |
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Logic Low (Module Off) | Von/off |
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| 0.8 | V |
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Logic High (Module On) | Von/off |
| 2 |
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| 18 | V |
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ON/OFF Current (for both remote on/off logic) | Ion/off at Von/off=0.0V |
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| 0.25 |
| mA |
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Leakage Current (for both remote on/off logic) | Logic High, Von/off=15V |
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| 30 | uA |
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Output Voltage Trim Range | Across Trim Pin & +Vo or |
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| 10% | % |
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Output | Over full temp range; |
| 5.75 |
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| 7.5 | V |
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GENERAL SPECIFICATIONS |
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MTBF | Io=80% of Io, max; Ta=25°C, 300LFM |
|
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| 5.71 |
| M hours |
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Weight |
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| 9.2 |
| grams |
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Refer to Figure 20 for measuring point |
|
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| 115 |
| °C |
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DS_S48SE05003_12292006
2
