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PR4401

Part Number	PR4401
Manufacturer	PREMA
Description	(PR4401 / PR4402) 0.9V Boost Driver
Published	Jan 27, 2014
Detailed Description	LED DRIVER PR4401/PR4402 0.9V Boost Driver for White LEDs PR4401/4402 Requires Only One External Component The PR4401 a...
Datasheet	PR4401 PDF File

Overview

LED DRIVER PR4401/PR4402 0.
9V Boost Driver for White LEDs PR4401/4402 Requires Only One External Component The PR4401 and PR4402* are single cell step-up converters for white LEDs operating from a supply voltage of less than 0.
9V.
Only one external inductor is needed for operation of a white LED.
PR4401 is recommended for mean LED currents of up to 20mA, PR4402 for up to 40mA.
This makes PR4401 and PR4402 ideal for use in low-cost or small-sized applications such as LED flashlights or LCD backlighting for portable devices.
Features • • • • minimum startup voltage 0.
9V 200/250mA peak output current only one external component required battery deep discharge protection Applications • Small-...

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