Charge Pump White LED Driver

文件：310.38 Kbytes 页数：12 Pages

SGMICRO

圣邦股份

6-Channel PWM Dimming Charge Pump White LED Driver

文件：2.1213 Mbytes 页数：12 Pages

SGMICRO

圣邦股份

6-Channel PWM Dimming Charge Pump White LED Driver

The SGM3144 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 SGM3144 is well suited for white LED applications powered by a Li-Ion battery due to • Input Voltage Range: 2.7V to 5.5V\n\n• Support to 6 LEDs at 27mA Each\n\n• PWM Dimming Interface\n\n• 1× and 1.5× Charge Pump for High Conversion Efficiency\n\n• Switching Frequency: 0.93MHz\n\n• ±4.8% Regulated LED Current Matching\n\n• Built-in Soft-Start for Reducing Inrush Current\n\n• Low;

SGMICRO

圣邦股份

6-Channel PWM Dimming Charge Pump White LED Driver

文件：2.1213 Mbytes 页数：12 Pages

SGMICRO

圣邦股份

6-Channel PWM Dimming Charge Pump White LED Driver

文件：2.1213 Mbytes 页数：12 Pages

SGMICRO

圣邦股份

6-Channel PWM Dimming Charge Pump White LED Driver

文件：2.1213 Mbytes 页数：12 Pages

SGMICRO

圣邦股份