AT1450 查看數據表（PDF） - Unspecified

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AT1450

Photoflash Capacitor Charger for DSC

Unspecified 

AT1450

Preliminary Product Information

Photoflash Capacitor Charger for DSC

Features

• 2.5 to 13 V supply voltage operating range.

• Low current consumption: 6 mA in operation,

• 20 kHz to 1 MHz operation frequency range.

• Provides a fixed output current with minimal

supply voltage fluctuations by using an external

resistor to set the output current.

• Totem-pole output.

• Built-in soft start circuit.

• Built-in auto-discharge function.

General Description

The AT1450 is a single-channel PWM control IC

for Photoflash capacitor charger with soft start

function and auto-discharge circuit. Adjustable soft

start is programmed with an external capacitor on

SS pin.

Applications

•Digital Still Cameras flash unit

Block Diagram

Aimtron reserves the right without notice to change this circuitry and specifications.

2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.

Tel: 886-3-563-0878

WWW: http://www.aimtron.com.tw

Fax: 886-3-563-0879

Email: service@aimtron.com.tw

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