NVVV Electric
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| S-50 50W Switching Power Supply | ||||||
|---|---|---|---|---|---|---|
| Project | Technical Index | |||||
| Output | DC voltage | 5V | 12V | 24V | 36V | 48V |
| Rated current | 8A | 4.1A | 2.1A | 1.4A | 1A | |
| Rated power | 40W | 49.2W | 50.4W | 50.4W | 48W | |
| Ripple and noise | <75mV | <120mV | <150mV | <240mV | <240mV | |
| Voltage accuracy | ±2% | ±1% | ||||
| Output voltage regulation range | ±10% | |||||
| Load adjustment rate | <±1.5% | <±0.5% | <±0.5% | <±0.5% | <±0.5% | |
| Linear adjustment rate | <±0.5% | |||||
| Input | Voltage range | 85-132VAC 180-264VAC 47Hz~63Hz (254VDC~370VDC) | ||||
| Efficiency (typical) | >75% | >82% | >84% | >84% | >84% | |
| Working current | <1A 110VAC <0.6A 220VAC | |||||
| Impulse current | 110VAC 18A, 220VAC 36A | |||||
| Start, rise, hold time | 200ms, 50ms, 20ms / 220VAC | |||||
| Protect | Overload protection | ≥ 105% - 150% type: constant current output + VO reduced to undervoltage point cut off output reset: power on again | ||||
| Short circuit protection | VO drops to undervoltage point to close output | |||||
| Environment | Working temp & humidity | -10℃ ~ +50℃; 20% ~ 90% RH | ||||
| Storage temp & humidity | -20℃ ~ +85℃; 10% ~ 95% RH | |||||
| Safety | Withstand voltage | Input-output: 1.5kVac; Input-shell: 1.5kVac; Output-shell: 0.5kVac for 1 minute | ||||
| Leakage current | 5mA at 1.5kVac input-output | |||||
| Leakage current (220VAC) | Input-output at 220VAC < 1mA | |||||
| Isolation resistance | Input-output, Input-shell, Output-shell: 500VDC / 100M Ω | |||||
