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L5109

UTC
Part Number L5109
Manufacturer UTC
Description WHITE LED STEP-UP CONVERTER
Published Feb 4, 2017
Detailed Description UNISONIC TECHNOLOGIES CO., LTD L5109 Advance WHITE LED STEP-UP CONVERTER CMOS IC  DESCRIPTION The UTC L5109 is an ...
Datasheet PDF File L5109 PDF File

L5109
L5109


Overview
UNISONIC TECHNOLOGIES CO.
, LTD L5109 Advance WHITE LED STEP-UP CONVERTER CMOS IC  DESCRIPTION The UTC L5109 is an inductor-based DC/DC converter designed to drive up to six white LEDs in series or 2 rows of LEDs with 5 for each in parallel for backlight.
Only one feedback resistor is needed to control the LED current and obtain required brightness.
 FEATURES * Inherently Uniform LED Current * High Efficiency up to 83.
5% * No Need for External Schottky Diode * Over Output Voltage Protection * OVP * 1.
2MHz Switching Frequency  ORDERING INFORMATION Ordering Number L5109G-AG6-R Package SOT-26 54 6 1 23 SOT-26 Packing Tape Reel  MARKING www.
unisonic.
com.
tw Copyright © 2015 Unisonic Technologies Co.
, Ltd 1 of 4 QW-R125-038.
a L5109  PIN CONFIGURATION Advance CMOS IC  PIN DESCRIPTION PIN NO.
1 2 3 4 5 6 PIN NAME SW GND FB CTRL VOUT VIN Switch Pin.
Ground Pin Feedback Voltage.
Shutdown and Dimming Pin.
Output Pin.
Input Supply Pin.
DESCRIPTION  BLOCK DI...


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