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各位高手幫我設(shè)計一下

各位高手請幫設(shè)計兩款變壓器

Input voltage: min 10 - max 15V DC
Output voltage: 35.8V DC +/- 5%
Output current: min 10mA - max 180mA DC
Switching frequency: 262kHz ( We plan to use MAX5053 from Maxim with an external Mosfet: STD5N20 )
switching frequency is 262kHz

第二款:
Project EC Controller:
Input: 180V to 265V AC

Output1:  +24VDC +/- 15% (ripple 100mV p-p), 20 to 250mA
Output2:  +3.3VDC +/- 5% (ripple 50mV p-p), 100 to 1000mA
Output3: -5VDC +/- 15% (ripple 50mV p-p), 10 to 20 mA

We plan to use a Power-Integrations IC with switching frequency of 132kHz.
多謝!
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wang2006
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2
2006-11-16 12:01
請大家多幫幫!
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jim-ji
LV.2
3
2006-11-19 16:03
@wang2006
請大家多幫幫!
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wang2006
LV.1
4
2006-11-19 16:05
@jim-ji
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