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NCP5050 4.5 W Flash White LED Boost Driver

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Description

NCP5050 4.5 W Flash White LED Boost Driver The NCP5050 is a high powered fixed frequency PWM boost converter optimized for constant current applica.
Pin Pin Name Type Description 1 PGND POWER Power Ground: This pin is the power ground and carries the high switching current.

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Features

* High Efficiency Up to 88% for 2 LED (VF = 3.5 V by LED) at 200 mA
* High frequency Dimming PWM Control
* Maximum Vout of 20 V
* 1.7 MHz PWM DC/DC Converter
* Shut Down Control Facility with True
* Cutoff
* Open LED (Output Overvoltage) Protecti

Applications

* such as driving high
* powered white LEDs. This device has been designed with high
* efficiency for use in portable applications and is capable of driving up to 5 high power LEDs in series for camera flash or flashlight (torch) applications. To support the need of driving the LEDs in a h

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