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LD7268A - Photoflash Capacitor Charger

LD7268A Description

LD7268A 3/10/2005 Photoflash Capacitor Charger for DSC REV: 00 General .
The LD7268A is an ideal charge control IC for flash units with internal soft start, adjustable charging current and output voltage.

LD7268A Features

* Adjustable Charging Current
* Adjustable Output Voltage
* 1.8V~5V Battery Voltage Range
* Internal Soft Start
* Tiny Transformer

LD7268A Applications

* DSC Flash Unit
* Film Camera Flash Unit g Patent pending Typical Application D1 T1 C2 140µF ZD1 300V Vcc C3 1µF VDD 100nF 100K R1 100K READY IGBT GATE RG Q1: AOS/ AO3402 T1: 10T: 250T, LP=8µH/EFD6.5 CS: 4.7~10nF VCC OUT1 FB Cs Rs 3.9Ω SEC ISET CHARGE LD7268A READY O

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Datasheet Details

Part number
LD7268A
Manufacturer
Leadtrend
File Size
282.67 KB
Datasheet
LD7268A-Leadtrend.pdf
Description
Photoflash Capacitor Charger

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Photoflash Capacitor Charger Leadtrend
Leadtrend LD7268A-like datasheet