[原创] Maxim MAX77829高性能3G－4G智能手机电源解决方案

Maxim公司的MAX77829是高性能3G/4G智能手机和平板电脑电源管理IC(PMIC),包括有带反向升压功能的单输入2.0A开关充电器,输入保护高达22V(DC)的适配器,主要用于单颗锂电池, LDO,WLED背景光驱动器.器件还具有双路1.5A闪光LED驱动器(包括火炬模式).主要用在手持设备锂电池电源以及智能手机和平板电脑.本文介绍了MAX77829主要特性,多种功能框图和应用电路,以及MAX77829评估板主要特性,电路图,材料清单和PCB设计图.

The MAX77829 is a high-performance companion PMIC for latest 3G/4G smartphones and tablets. The PMIC includes a single-input 2.0A switched-mode charger with reverse-boost capability and adapter input protection up to 22V (DC) for one-cell Lithium-Ion (Li+) battery, a safeout LDO, and WLED backlight driver supporting up to 25mA/string, 35V output voltage. It also features a dual-channel 1.5A (combined, 750mA/CH) Flash LED driver (with Torch Mode included).
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