PM7540

monelyy · 发表于 2011-12-30 16:10:50

IC features
■ Complete power management, housekeeping, and user interface functions for wireless
devices - CDMA, non-CDMA handsets, and PDAs.
■ Input power management
❒ Valid external supply attachment and removal detection
❒ Supports unregulated (closed-loop) external charger supplies and USB supplies as
input power sources
❒ Supports lithium-ion main batteries
❒ Trickle, constant current, constant voltage, and pulsed charging of the main
battery
❒ Supports coin cell backup battery (including charging)
❒ Battery voltage detectors with programmable thresholds
❒ VDD collapse protection
❒ Charger current regulation and real-time monitoring for over-current protection
❒ Charger transistor protection by power limit control
❒ Control drivers for two external pass transistors and one external battery
【文件名】:111230@52RD_10119@52RD_高通PM7540.pdf
【格　式】:pdf
【大　小】:1453K
【简　介】:
【目　录】:

pengtou0904 · 发表于 2012-2-5 00:43:45

我哭了我下载了一个 3RD币的

ghx232 · 发表于 2012-2-3 00:14:40

楼主真是太牛了，顶一下！

wangxutao · 发表于 2012-3-27 14:59:30

？？？、

monelyy · 发表于 2012-6-24 15:21:45

谢谢大家的支持下次要什么资料联系我

Sophiajwy · 发表于 2013-10-15 15:14:08

頂一個……

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[资料] PM7540

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