SGM3138 Datasheet - Shengbang Microelectronics

6-Channel Charge Pump White LED Driver

SGM3138 Features

* Input Voltage Range: 2.7V to 5.5V

* Drives Up to 6 LEDs at 20mA Each

* One Single Wire Interface

* 16-Step Brightness Control

* High Efficiency by Fractional Conversion with 1× and 1.5× Modes

* Switching Frequency: 1MHz

* Regulated Output Current with ±5% Matching

SGM3138 General Description

The SGM3138 is a high performance white LED driver. It integrates current sources and automatic mode selection charge pump. The part maintains the high efficiency by utilizing a 1×/1.5× fractional charge pump and low dropout current sources. The small equivalent 1× mode open loop resistance and ultr.

SGM3138 Datasheet (314.92 KB)

SGM3138 Datasheet Preview — Preview of SGM3138 PDF

Datasheet Details

Part number:

SGM3138

Manufacturer:

Shengbang Microelectronics

File Size:

314.92 KB

Description:

6-channel charge pump white led driver.

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SGM3138 6-Channel Charge Pump White LED Driver Shengbang Microelectronics

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SGM3138 Features

SGM3138 General Description

Datasheet Details

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SGM3138 Distributor