One device replaces battery charger, pushbutton controller, LED driver and voltage regulator ICs in portable electronics
Marty Merchant
Abstract
The LTC3577/LTC3577-1 is described. This device integrates a number of portable device power management functions into one IC, reducing complexity, cost and board area in handheld devices.
Keywords
LTC3577
LTC3577-1
Integrated circuit
Introduction
The LTC3577/LTC3577-1 integrates a number of portable device power management functions into one IC, reducing complexity, cost and board area in handheld devices. The major functions include:
• Five voltage regulators to power memory, I/O, PLL, CODEC, DSP or a touch-screen controller
• A battery charger and PowerPath manager
• An LED ...
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