SGM3141BPreliminary DatasheetSGM3141B 700mA Buck/Boost Charge Pump LED DriverGENERAL DESCRIPTIONThe SGM3141B is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications. The charge pump can be set to regulate two current levels for FLASH and TORCH modes. The SGM3141B automatically switches modesFEATURES● Output Current up to 700mA ● Up to 90% Efficiency in Torch Mode ● Adjustable FLASH Mode Current ● 1× and 2× Automatic Modes for High Efficiency ● Input Voltage Range: 2.7V to 5.5V ● Minimum External Components: No Inductors ● High Frequency Operation: 2.2MHz ● Low 47mV Reference for Low Loss Sensing ● IQ < 1A in Shutdown ● Built-In Soft Start Limits Inrush Current ● Low Input and Output Ripple and Low EMI ● Output Over Voltage Protection ● Over-c……
You Might Like
Recommended ContentMore
Open source project More
Popular Components
Searched by Users
Just Take a LookMore
Trending Downloads
Trending ArticlesMore