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BCT3258 Datasheet 8 Channel Constant Current LED Driver

Manufacturer: BROADCHIP

Datasheet Details

Part number BCT3258
Manufacturer BROADCHIP
File Size 337.86 KB
Description 8 Channel Constant Current LED Driver
Download BCT3258 Download (PDF)

General Description

The BCT3258 is a high performance constant current white LED driver.

The BCT3258 uses an internal resistor to set the bias current for 8 LEDs, which are matched to 3%.

The BCT3258's advantages over ballast resistors include much lower bias variation with supply voltage variation, significantly lower dropout voltage, and in some applications, significantly improved efficiency.

Overview

August , 2012, REV2.1 BCT3258 8 Channel Constant Current LED Driver Low Dropout Current Sink.

Key Features

  • Low 50mV Dropout at 20mA.