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SGM3122

White LED Charge Pump Current Source

Description

SGM3122 White LED Charge Pump Current Source with PWM Brightness Control GENERAL DESCRIPTION The SGM3122 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 NiC...

Shengbang Microelectronics

SGM3122 PDF File

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