Part number: LM2753
Manufacturer: National Semiconductor
File Size: 555.54KB
Download: 📄 Datasheet
Description: High Power Switched Capacitor Voltage Convertor/Flash LED Driver
n n n n n n n n n Input Voltage Range: 3.0V to 5.5V Regulated 5V Output 250mA Output Current with a 3.6V input 400mA Pulsed Output Current (up to 500ms duration) 60µA (ty.
n Cell Phone Camera Flash n General Purpose Regulated Voltage Output, High Current Supply
Typical Application Circuit
.
The LM2753 is capable of driving a Flash LED with a pulsed current of 400mA at an input voltage of 3.6V. A switched capacitor doubler, the LM2753 provides a regulated 5V output (VOUT) over an input supply range of 3.0V to 5.5V. The switched output, I.
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