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 Package TO-92 TO-92 Pin Assignment 1 2 3 O D G O D G Packing Tape Box Bulk .
* High efficiency:85%~90%
* Low cost
* Simply add-ins one inductor
ORDERING INFORMATION
Package TO-92 TO-92 Pin Assignment 1 2 3 O D G O D G Packing Tape Box Bulk
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
MARKING INFORMATION
PACKAGE UTC UC3501
1
MARKING
TO-92
L: Lead Free G: Halogen Free Data Code
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QW-R502-A63.b
Free Datasheet http://www.Datasheet4U.com
UC3501
BLOCK DIAGRAM
Preliminary
CMOS IC
VDD OSCILLATOR.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | UC3500 |
UTC |
HIGH EFFICIENCY VFM CONTROLLED STEP-UP DC/DC CONVERTER | |
2 | UC3524 |
Texas Instruments |
ADVANCED REGULATING PULSE WIDTH MODULATORS | |
3 | UC3524A |
Unitrode |
ADVANCED REGULATING PULSE WIDTH MODULATORS | |
4 | UC3525A |
Fairchild Semiconductor |
SMPS Controller | |
5 | UC3525A |
Texas Instruments |
Regulating Pulse Width Modulators | |
6 | UC3525B |
Unitrode |
Regulating Pulse Width Modulators | |
7 | UC3526 |
Unitrode |
Regulating Pulse Width Modulator | |
8 | UC3526A |
Unitrode |
Regulating Pulse Width Modulator | |
9 | UC3527A |
Texas Instruments |
Regulating Pulse Width Modulators | |
10 | UC3527B |
Unitrode |
Regulating Pulse Width Modulators | |
11 | UC3535 |
UTC |
DC-DC CONTROLLER | |
12 | UC3543 |
Texas Instruments |
Power Supply Supervisory Circuit |