频率: 中频 用途: cwy
相数: 单相 电流类型: 交流电
型号: hac300u-490
详细介绍
品牌 海昌 型号 hac300u-490 类型 ac/dc电源
调制方式 脉冲频率调制(pfm)式 晶体管连接方式 全桥式 输入电压 90--264vac(v)
输出功率 300(w) 输出电压 5v;3.3v;12v;-12(v) 工作效率 85(%)
输出纹波噪音 1% pk to pk or 50mv 输出电压精度 参见技术指标书(%) 电压调整率 参见技术指标书(%)
负载调整率 参见技术指标书(%) 产品认证 ce 输出电流 45a;45a;10a;2(a)
工作频率 50-60(hz) 工作温度 -40--70(℃) 外形尺寸 3ux8hp
是否支持热插拔 支持 是否支持冗余 支持
服务说明 本产品采购属于商业贸易行为
universal ac input harmonic correction ac-dc hot-swap compactpci quad output 300 watts active current sharing switching power supplies hac300u-490 series
features:
?8?7 300w 3u x 8hp eurocard package
?8?7 wide operating temperature range high efficiency
?8?7 no minimum load requirements
?8?7 internal or-ing diodes for n 1 redundancy
?8?7 hot-swappable
?8?7 fully compliant with picmg
?8?7 i 2 c interface optional
input specification
input voltage: typ. 90-264vac.
power factor correction: meet harmonic correction iec 61000-3-2.power factor typ. 0.95-0.98.
input connector: positronic 47-pin pcih47m400a1.
input frequency: 47-63hz.
inrush current: 9.37arms at 230vac.
input current: 3.1a at 115vac/1.6a at 230vac.
dielectric withstand: meet iec 60950-1 regulation.
emi: meet en 55022 / fcc class b.
hold-up time: 10ms at 115vac/13ms at 230vac.
earth leakage current: less than 0.73ma at 230vac.
remote on/off: available at [inh#] & [en#] pins.
power fail signal: available at [fal#] pin.
status led: means valid input voltage. means a critical fault.
thermal protection (otp): installed ntc for thermal sensor at [deg#] pin.
output specification
output voltage: see ratings chart.
output current: see ratings chart.
output wattage: typ. 300w continuous.
output connector: positronic 47-pin pcih47m400a1.
line regulation: typ. 0.1%.
load regulation: typ. ±1%.
total tolerance: vo1/2/4 typ. ±2%, vo4 typ. ±3%.
详细介绍
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