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&plu***n;5% |
|
Max input AC current ***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*** |
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 ***小电流 |
Rated current 额定电流 |
Peak current 峰值电流 |
Remark 备注 |
|
+48V |
&plu***n;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 conditi***.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 Resp***e. （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：***小到***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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