A8437 Datasheet - Allegro MicroSystems

A8437 - Mobile Phone Xenon Photoflash Capacitor Charger

The Allegro® A8437 Xenon photoflash charger IC is designed to meet the needs of ultra-low power, small form factor cameras, particularly camera-phones. The charge current time is adjustable by setting the charge current limit from 0.4 to 1.2 A maximum. By using primaryside voltage sensing, the need .

A8437 Mobile Phone Xenon Photoflash Capacitor Charger with IGBT Driver Discontinued Product This device is no longer in production. The device should not be purchased for new design applications. Samples are no longer available. Date of status change: March 4, 2013 Recommended Substitutions: For existing customer transition, and for new customers or new applications, contact Allegro Sales. NOTE: For detailed information on purchasing options, contact your local Allegro field applications enginee.

A8437 Features

* ▪ Low quiescent current draw (0.1 μA in shutdown mode) ▪ Primary-side output voltage sensing; no resistor divider required ▪ User-adjustable current limit from 0.4 to 1.2 A ▪ 1.1 V logic (VHI(min)) compatibility ▪ Integrated IGBT driver with separate sink and source (CG package) or common sink/sourc

A8437-AllegroMicroSystems.pdf

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Datasheet Details

Part number:

A8437

Manufacturer:

Allegro MicroSystems

File Size:

654.30 KB

Description:

Mobile phone xenon photoflash capacitor charger.

A8437 Distributor

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A8437 Mobile Phone Xenon Photoflash Capacitor Charger Allegro MicroSystems