SGM3124

White LED Charge Pump Current Source

Shengbang Microelectronics

SGM3124 Features

* Input Voltage Range: 2.7V to 5.5V

* Drives up to 3 LEDs at 30mA Each

* LED Brightness Control Through PWM Control Signal

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

* Switching Frequency: 1MHz

* Regulated Output Current with 0.5

SGM3124 General Description

The SGM3124 is a charge pump with PWM brightness control for white LED supplies in LCD display backlight applications. The supply voltage ranges from 2.7V to 5.5V, it is ideally suited for all applications powered by a single Li-ion battery cell or three to four NiCd, NiMH, or alkaline battery cells.

SGM3124 Datasheet (382.79 KB)

SGM3124 Datasheet Preview — Preview of SGM3124 PDF

Datasheet Details

Part number:

SGM3124

Manufacturer:

Shengbang Microelectronics

File Size:

382.79 KB

Description:

White led charge pump current source.

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SGM3124 White LED Charge Pump Current Source Shengbang Microelectronics

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SGM3124 Features

SGM3124 General Description

Datasheet Details

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Description:

SGM3124 Distributor