基于POWR1220AT8设计的12V热插拔技术
12V热插拔控制器主要特性:
Programmable inrush current limit (default 2 amps)
Programmable de-bounce delay (default 30ms)
Programmable over-current limit (default 15 amps)
Over and under-voltage limits both at source and load
Short circuit protection
Programmable SOA drive of N-channel MOSFET
Power supply OR’ing
![](http://m.amcfsurvey.com/uphotos/fetch/20130729/151776_2_0.jpg)
图5.12V热插拔控制器框图
![](http://m.amcfsurvey.com/uphotos/fetch/20130729/151776_2_1.jpg)
图6. ispPAC-POWR1220AT8电源管理电路图
![](http://m.amcfsurvey.com/uphotos/fetch/20130729/151776_2_2.jpg)
图7.12V热插拔控制器电路图
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