SKY81290 Datasheet 1.2 A Single Flash LED Driver

Manufacturer: Skyworks Solutions

SKY81290 1.2 a single flash led driver by Skyworks Solutions - Datasheet Preview

Datasheet Details

Part number	SKY81290
Manufacturer	Skyworks Solutions
File Size	1.40 MB
Description	1.2 A Single Flash LED Driver
Datasheet	SKY81290 Datasheet

General Description

The SKY81290 is a high efficiency, 1.2 A high current boost converter with a programmable constant current sink.

It is an ideal power solution for LED photo flash applications in all single cell, Li-ion powered products.

The SKY81290 maintains output current regulation by switching the internal high-side and low-side switch transistors.

Overview

DATA SHEET SKY81290: 1.2 A Single Flash LED Driver With AS2C Interface Applications • LED photo flash/torch devices • Camera-enabled mobile devices • Cellphones/smartphones • Multimedia mobile.

Key Features

Input voltage range: 2.7 V to 5.5 V.
Single channel flash output.
Up to 1.2 A regulated output current.
Up to 88% efficiency.
Switching frequency: 2.0 MHz.
Separate flash enable.
Single resistor sets Flash and Movie Mode current.
Flash safety timer.
AS2Cwire single wire programming:.
Movie Mode current.
Flash/Movie Mode current ratio.
Maximum flash current ratio.
True Load Discon.

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