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A8435 - High Efficiency Charge Pump White LED Driver

Allegro MicroSystems

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Datasheet Details

Part number: A8435
Manufacturer: Allegro MicroSystems
File Size: 356.19 KB
Datasheet: A8435_AllegroMicroSystems.pdf
Description: High Efficiency Charge Pump White LED Driver

A8435 Product details

Description

The A8435 high efficiency charge pump IC offers a simple, low-cost white LED driver solution for portable electronics display applications..

Features

▪ Proprietary adaptive control scheme (1×, 1.5×) ▪ Maximum efficiency, over 92% ▪ 0.5% LED current matching ▪ 1 MHz operating frequency ▪ Flexible dimming control: ▫ Serial 11-level dimming, down to 5% ▫ PWM ▫ 2-bit parallel ▪ Drives up to 4 white LEDs ▪ 30 mA per LED ▪ 120 mA total continuous output ▪ Low input ripple and EMI ▪ Soft-start limits inrush current ▪ Short circuit protection ▪ Overvoltage protection ▪ Thermal shutdown protection ▪ Space-saving MLP-16 package: 3 × 3 mm footprint ▪ Ve.

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High Efficiency Charge Pump White LED Driver Allegro MicroSystems

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A8435 Stock/Price