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Unisonic Technologies |
UNISONIC TECHNOLOGIES CO., LTD
UC3501
Preliminary
HIGH EFFICIENT, LOW COST
FLASHLIGHT LED DRIVE
CMOS IC
DESCRIPTION
UTC UC3501 is Flashlight ASIC chip, Using LSI technology,
Specifically designed for single dry battery, Plus 1 of inductors,
May constitute a drive circuit for LED flashlights.
FEATURES
* High efficiency:85%~90%
* Low cost
* Simply add-ins one inductor
ORDERING INFORMATION
Order Number
Lead Free
Halogen Free
UC3501L-T92-B
UC3501G-T92-B
UC3501L-T92-K
UC3501G-T92-K
Note: Pin Assignment: G: GND D: VDD O: OUT
Package
TO-92
TO-92
Pin Assignment
123
ODG
ODG
Packing
Tape Box
Bulk
MARKING INFORMATION
PACKAGE
TO-92
MARKING
UTC
UC3501
1
L: Lead Free
G: Halogen Free
Data Code
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
1 of 4
QW-R502-A63.b
Free Datasheet http://www.Datasheet4U.com
UC3501
BLOCK DIAGRAM
Preliminary
VDD
ERROR
AMPLIFIER
OSCILLATOR
VFM
CONTROL
VREF
VIX LIMITER
GND
CMOS IC
VOUT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 4
QW-R502-A63.b
Free Datasheet http://www.Datasheet4U.com
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