A8430 Datasheet - Allegro MicroSystems

White LED Driver Constant Current Step-up Converter

A8430 Features

* Output voltage up to 36 V 2.5 V to 10 V input Drives up to 4 LEDs at 20 mA from a 2.5 V supply Drives up to 5 LEDs at 20 mA from a 3 V supply 1.2 MHz switching frequency 300 mA switch current limit 1 µA shutdown current ABSOLUTE MAXIMUM RATINGS SW Pin

* 0.3 V to 36 V Remaining Pins

A8430 General Description

Surface Mount Lead-Free, Surface Mount Data Sheet 26185.300C White LED Driver Constant Current Step-up Converter Functional Block Diagram FB SW A8430 VIN VREF 1.25 V 95 mV A1 RC CC A2 R S Q Driver Σ Ramp Generator EN Enable 1.2 MHz Oscillator GND ELECTRICAL CHARACTERISTICS at TA = 25°C,.

A8430 Datasheet (355.58 KB)

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Datasheet Details

Part number:

A8430

Manufacturer:

Allegro MicroSystems

File Size:

355.58 KB

Description:

White led driver constant current step-up converter.
www.DataSheet4U.com A8430 White LED Driver Constant Current Step-up Converter The A8430 is a noninverting boost converter that steps-up the input vol.

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A8430 White LED Driver Constant Current Step-up Converter Allegro MicroSystems

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A8430 Features

A8430 General Description

Datasheet Details

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