1. Electrical Specification电气规格:
1.1 Input Electrical Characteristics（输入特性）
Table 1：
|
Input voltage range 输入电压 |
175Vac to 264Vac |
|
Normal voltage range标称输入 |
180Vac to 240Vac |
|
Frequency range 频率范围 |
50Hz/60Hz±5% |
|
Max input AC current 最大输入电流 |
2 Amax at full load condition |
|
Inrush current (cold start) 浪涌电流 |
50Atyp peak, 175Vac;60Atyp peak, 220Vac |
|
Efficiency (full load) 效率 |
Type 95% 220Vac input |
|
Leakage Current 泄漏电流 |
Less Than 0.75mA, 240Vac input |
|
额定功率 |
170W |
|
Input Fuse 输入保险 |
T6.3AH/250Vac |
1.2 Output Electrical Characteristics（输出特性）
1.2.1 Output Voltage & Current Regulation（输出电压电流调整率）
Table 2
|
Output Voltage 输出电压 |
Regulation 调整率 |
Min. current 最小电流 |
Rated current 额定电流 |
Peak current 峰值电流 |
Remark 备注 |
|
+48V |
±5% |
0.0A |
3.6A |
4.2A |
”V+”,”V-“ |
|
|
|
|
|
|
|
Note:* The testing of peak current shall be performed under other dc output load rating and the peak current pulse width within 100ms conditions.峰值电流的测试条件是其它负载为额定负载，且脉宽小于100毫秒。
When is tested(power test only),testing shall be performed with rated load current of firstly, and then with load current of inverter.
1.2.2 DC Output Ripple & Noise. （输出纹波和噪声）
Table 3
|
Output Voltage |
Ripple & Noise (Max.) |
|
+48V |
400mVp-p@25℃ |
Note: 1)Ripple & Noise test: Ripple & Noise bandwidth is set to 20MHz.
纹波和噪声测试：纹波和噪音带宽设置在20兆赫兹。
2)Use a 0.1uF ceramic capacitor in parallel with a 10uF electrolytic capacitor at output connector terminals for ripple & noise measurements.
输出端并联一个0.1uF的陶瓷电容和一个10uF的电解电容来测试纹波和噪声。
1.2.3 Output Transient Response. （输出动态响应）
Table 4. Test condition.测试条件
|
Voltage Tolerance Limit |
Slew Rate |
Load Change |
|
+48V/10% |
0.25A/uS |
Min. to 50% load and 50% to Max load |
Note: Load change repetition rate: 50Hz to 100Hz . 跳变负载频率:50~100Hz.
1.2.4 DC Output Overshoot During Turn-On & Turn-Off（输出超调）
Table 5
|
Output Channel |
Output(V) |
Overshoot voltage(V)超调电压 |
|
|
Turn-on开机 |
Turn-off关机 |
||
|
+48V |
+48V |
≤10% |
≤10% |
Note: All of dc output current from Min. to Max. 测试时负载范围：最小到最大。
1.2.5 DC output voltage rise time（输出上升时间）
Table 6
|
Output Voltage |
175Vac input &Full Load |
220Vac input &Full Load |
|
+48V |
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