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ETA3421 High Efficiency LED Driver

ETA3421 Description

ETA3421 0.7A, 1.5MHz Step-Down Constant Current, High Efficiency LED Driver .
FEATURES The ETA3421 is a high-efficiency, DC-to-DC step-down constant current LED driver, capable of delivering up to 0.

ETA3421 Features

* The ETA3421 is a high-efficiency, DC-to-DC step-down constant current LED driver, capable of delivering up to 0.7A of output current. The device operates from an input voltage range of 3.3V to 5.5V and use 0.1V FB voltage to achieve high efficiency. Running at a fixed frequency of 1.5MHz allows the

ETA3421 Applications

* IP CAM
* 1 Cell Li-Ion Battery Powered Flashlight TYPICAL APPLICATION VIN 4 VIN SW 3 10uF ETA3421 OFF ON 1 EN EN or PWM Dimming GND 2 FB 5 2.2uH IR LED Rs 10uF ILED(A)=0.1/RS(Ω) ORDERING INFORMATION PART No. ETA3421S2F PACKAGE SOT23-5 TOP MARK Pcs/Reel IZ | YW 3000 www

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Datasheet Details

Part number
ETA3421
Manufacturer
ETA
File Size
535.75 KB
Datasheet
ETA3421-ETA.pdf
Description
High Efficiency LED Driver

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High Efficiency LED Driver ETA
ETA ETA3421-like datasheet