SGM3131 Datasheet - Shengbang Microelectronics

120mA 4-Channel Charge Pump White LED Driver

SGM3131 Features

* 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 Pump for High Conversion Efficiency

* Switching Frequency: 1MHz

* 1% Regulated LED Current Matching

* Built-in Soft-Sta

SGM3131 General Description

The SGM3131 is a current-regulated white LED driver with integrated low dropout current sources and a high efficiency charge pump. The charge pump has automatically selectable 1×/1.5× fractional operation modes. The SGM3131 is well suited for white LED applications powered by a Li-Ion battery due to.

SGM3131 Datasheet (633.51 KB)

SGM3131 Datasheet Preview — Preview of SGM3131 PDF

Datasheet Details

Part number:

SGM3131

Manufacturer:

Shengbang Microelectronics

File Size:

633.51 KB

Description:

120ma 4-channel charge pump white led driver.

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SGM3131 120mA 4-Channel Charge Pump White LED Driver Shengbang Microelectronics

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SGM3131 Features

SGM3131 General Description

Datasheet Details

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SGM3131 Distributor