Part number:
SGM3145
Manufacturer:
Shengbang Microelectronics
File Size:
310.14 KB
Description:
8-channel pwm dimming charge pump white led driver.
The SGM3145 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
SGM3145 Features
* Input Voltage Range: 2.7V to 5.5V
* Drives up to 8 LEDs at 27mA Each
* PWM Dimming
* High Efficiency by Fractional Conversion with 1× and 1.5× Modes
* Switching Frequency: 0.93MHz
* Regulated Output Current with ±4.8% Matching
* Internal Soft-Start Limits Inrush Current
SGM3145-ShengbangMicroelectronics.pdf
Datasheet Details
SGM3145
Shengbang Microelectronics
310.14 KB
8-channel pwm dimming charge pump white led driver.
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