* 350W 5V70A *雨型铁壳开关电源 量大从优

5V 70A 350W产品相关参数

          Power supply technical specifications

输入数据INPUT DATA

输入电压范围 Input Voltage Range

AC90-264V

额定输入电压 Rated Input Voltage

AC110-220V

频率范围     Variation Frequency Range

47-63HZ

额定频率      Rated Frequency

50/60HZ

输入电流     Input Current

≤4.5A

输入启动方式Input start mode

软启动，*冲击

输出数据OUTPUT DATA

额定输出电压   Rated output voltage

5V

额定输出电流   Rated output current

70A

输出电压可调范围Voltage adjustment range    

&plu*n;10%

电压调整率     Voltage regulation rate

&plu*n;1%

负载调整率    Load regulation rate

&plu*n;1%

纹波及噪音     Ripple and noise

&plu*n;1%

效率           Efficiency

85%

过压保护点    Overvoltage protection

120%

过载保护点     Overcurrent protection

105-150%(切断输出.自动恢复)

过温度保护     Over temperature protection

≥65⁰C风扇起动.≤55⁰C风扇关闭.≥80⁰C切断输出

电路保护       Circuit protection

过压.过流.过温.短路保护(自动恢复)

详细要素DETAILS DATA

操作温度       Working Temperature

-10℃~ 50℃

储存温度      Storage Temperature

-20℃~ 85℃

工作湿度       Relative humidity

10%—85%RH

温度系数       Temperature coefficient

&plu*n;0.03%/℃

启动.上升.保持时间 start.up.maintain

200ms.50ms.20ms

老化测试       burn-in test

Burn-in 4 Hrs, 35-45℃

平均故障间隔时间MTBF

50k hours at max. at25℃

*缘阻*       Insulation impedance

P-S>100Mohm at 500V DC

耐压性         Withstand Voltage

IP/OP 1.5KVAC; IP/FG 1.5K*C; OP/FG 0.5KVAC

EMI标准       The EMI standard

GB9254  EN55022 cl* A

安规标准      Safety standard

GB4943  UL60950-I EN60950-I

外形尺寸SIZEL*W*H

242*118*55 (MM)