LD7261 Photoflash Capacitor Charger

Leadtrend

Description

Photoflash Capacitor Charger LD7261 3/21/2005 REV: 01 General .
The LD7261 is an ideal charge control IC for flash units with internal soft start, adjustable charging current and output voltage.

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Datasheet Specifications

Part number: LD7261
Manufacturer: Leadtrend
File Size: 197.74 KB
Datasheet: LD7261-Leadtrend.pdf
Description: Photoflash Capacitor Charger

Features

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

Applications

* DSC Flash Unit
* Film Camera Flash Unit g Patented Typical Application VOUT C2 160µF ZD1 300V D1 T1 VCC C3 1µF VIN C1 33µF VDD C4 R2 R1 0.1µF 1M 100K READY IGBT RG GATE VCC OUT1 FB SEC ISET RS CS 3.9Ω LD7261 CHARGE READY CHARGE OUT2 TRIGGER TRIGGER GND Q1 RI Q1:

LD7261 Distributors

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LD7261 Photoflash Capacitor Charger Leadtrend

Leadtrend LD7261-like datasheet