AC/DC Adapter
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Vendor & model name | ||
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Input Requirements |
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Maximum input current (A, | The maximum input current shall be less than 1.5 Ampere at full (50W) load | |
@90Vac, full load) | and 90Vac input voltage. | |
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Nominal input frequency | 50 ~ 60 Hz |
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Input frequency variation range | 47 ~ 63 Hz |
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Nominal input voltages | 100 ~ 240 Vac | |
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Input voltage variation range | 90 ~ 270 Vac |
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Inrush current | Input Voltage: 100Vac, Inrush Current: 50A maximum | |
| Input Voltage: 240Vac, Inrush Current: 100A maximum | |
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Efficiency | The adapter efficiency shall be capable to meet the case temperature rising | |
| requirement, above 85% is needed. | |
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Output Ratings (CV mode) |
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DC output voltage | +20V ± 1.0V |
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Noise + Ripple | ||
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Load | 0 A (min.) | 2.5 A (max.) |
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Output Ratings (CC mode) |
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Constant output | 3.0 ± 0.3 A |
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Dynamic Output Characteristics |
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3 sec. |
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Hold up time | 8 ms |
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Over Voltage Protection (OVP) | Trip point 24V (max.) | |
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Short circuit protection | Shall be capable of withstanding a continuous | |
| damage or overstress to the component, PCB traces and connector under the | |
| AC input conditions specified above. | |
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Electrostatic discharge (ESD) | ||
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Dielectric Withstand Voltage |
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Primary to secondary | The adapter shall withstand for 1 minute without breakdown the application of a | |
| 60Hz 3000Vac supply voltage applied between both input line and output | |
| (10mA DC | |
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Leakage current | 0.25 mA max. (@ 254 Vac, 60Hz) | |
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Regulatory requirements | Shall meet: |
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| 1. FCC CFR47 Part 15 class B requirements. (USA) | |
| 2. VFG 243 class B requirements. (Germany) | |
| 3. CISPR 22 Class B requirements. (Scandinavia) | |
| 4. VCCI class II requirements. (Japan) | |
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26 | TravelMate C110 |
