100W DC-DC Converters Output 12Volt / 48V Input for Rail Transport YN100-48S12-PEC
DC-DC Converters 100W Output 12V YN100-48S12-PEC
Features
Output power: 100W
Wide input range: 36-72VDC
High conversion efficiency: Up to 93%
Line regulation to ±0.5%
Load regulation to ±0.5%
Fixed operating frequency
Isolation Voltage :1,500V
Enable (On/Off) Control
Output over-load protection
Hiccup mode short circuit protection
Over-temperature protection
Input under-voltage lock-out
Output voltage trim: ±10% Vout
Package: Encapsulated
Quarter Brick: 2.30×1.48×0.48in
58.5×37.6×12.3mm
Product Overview
These DC-DC converter modules use advanced power
processing, control and packaging technologies to provide
the performance, flexibility, reliability and cost effectiveness
of a mature power component. High frequency Active Clamp
switching provides high power density with low noise and
high efficiency.
1. Electric Characteristics
Electrical characteristics apply over the full operating range of input voltage, output load (resistive) and base plate
temperature, unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate.
1.1 Absolute maximum ratings
| Parameter | Min | Typ | Max | Units | Notes |
| Input Voltage | 78 | Vdc | Continuous, non-operating | ||
| 75 | Vdc | Continuous, operating | |||
| 78 | Vdc | Operating transient protection | |||
| Isolation voltage | 2000 | Vdc |
In to out;Basic insulation, Pollution Degree 2 |
||
| Operating Temperature | -55 | 100 | ℃ | M-Grade | |
| Storage Temperature | -65 | 125 | ℃ | M-Grade | |
| Enable to –Vin Voltage | -0.8 | 10 | Vdc |
1.2 Input Characteristics
| Parameter | Min | Typ | Max | Units | Notes |
| Operating input voltage | 36 | 48 | 72 | Vdc | Continuous |
| Input Surge Withstand | 78 | Vdc | <100mS | ||
| Under-Voltage Lockout | 35.5 | 35.8 | Vdc | Turn - On Threshold | |
| 32.5 | 34.0 | Vdc | Turn - Off Threshold | ||
| Maximum Input Current | 3.3 | A | Full Load; Minimum Vdc Input | ||
| Efficiency | 92 | % | Figures 1-2 | ||
| Dissipation, Standby | 7 | 11 | W | No Load | |
| Disabled Input Current | 10 | mA | Enable pin low | ||
|
Recommend External Input Capacitance |
100 | uF | Typical ESR 0.1-0.2W, see Figure 4 |
1.3 Output Characteristics
| Parameter | Min | Typ | Max | Units | Notes |
| Output Voltage Set point | 11.88 | 12 | 12.12 | V | Nominal input; No load;25℃ |
| Output Current Range | 0 | 8.33 | A | Subject to thermal derating; | |
| Line Regulation | ±0.05 | ±0.50 | % | Low line to high line; full load | |
| Load Regulation | ±0.09 | ±0.50 | % | No load to full load; nominal input | |
| Temperature Regulation | ±0.02 | % / °C | Over operating temperature range | ||
| Current limit | 8.8 | 9.5 | 11.2 | A | Output voltage 95% of nominal |
| Short circuit current | 0.3 | 9.5 | 10.8 | A | Output voltage <250 mV |
| RMS | 70 | mVp-p |
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