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NCP5030 Buck Boost Converter

NCP5030 Description

NCP5030 Buck-Boost Converter to Drive a Single LED from 1 Li-Ion or 3 Alkaline Batteries The NCP5030 is a fixed frequency PWM buck *boost conv.
Pin Name Type Description 1 FB INPUT Feedback: Reference voltage is 200 mV.

NCP5030 Features

* Efficiency: 87% at 500 mA and 3.3 V VIN
* Internal Synchronous Rectifier, No Schottky Diodes
* Adjustable Switching Limit Current to Optimize inductor size
* 0.3 mA Shut
* down Control with “True
* Cut off”
* Input Voltage Range from 2.7 V to 5.5

NCP5030 Applications

* such as driving high
* powered white LED. The buck
* boost is implemented in an H
* bridge topology and has an adaptive architecture where it operates in one of three modes: boost, buck
* boost, or buck depending on the input and output voltage condition. This device has been

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