手持电器中单芯片取代电池充电器、按键控制器、LED驱动器和电压调整器

高集成度的LTC3577/3577-1减少了元件数目、电路板面积和价格，通过优化复杂的功率逻辑和控制难度极大地简化了应用设计。
One Device Replaces Battery Charger, Pushbutton Controller,
LED Driver and Voltage Regulator ICs in Portable Electronics
Design Note 470
Marty Merchant

Introduction Status output indicates when the pushbutton is depressed,
The LTC3577/LTC3577-1 integrates a number of portable allowing the microprocessor to alter operation or begin
device power management functions into one IC, reducing the power-down sequence. Holding the pushbutton down
complexity, cost and board area in handheld devices. The for ve seconds produces a hard reset. The hard reset
major functions include: shuts down the three bucks, the two LDOs and the LED
driver, allowi