SGM3131 driver equivalent, 120ma 4-channel charge pump white led driver.
* Input Voltage Range: 2.7V to 5.5V
* Support up to 4 LEDs at 30mA Each
* 16-Step LED Brightness Control Through One-Wire
Interface
* 1× and 1.5× Charge P.
powered by a Li-Ion battery due to small equivalent open-loop resistance in 1× mode.
The supply voltage operates from 2..
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