FAN73402 - LED Backlight Driving Boost Switch

Product Overview

Fairchild Semiconductor

Datasheet Details

Part number	FAN73402
Manufacturer	Fairchild Semiconductor
File Size	1.17 MB
Description	LED Backlight Driving Boost Switch
Datasheet	FAN73402 Datasheet
Additional preview pages of the FAN73402 datasheet.

FAN73402 Product details

Description

The FAN73402 is a single-channel boost controller that integrates an N-channel power MOSFET for PWM dimming using Fairchild’s proprietary planar Doublediffused MOSFET (DMOS) technology.

The IC operates as a constant-current source for driving high-current LEDs.

Features

Single-Channel Boost LED Switch.
Internal Power MOSFET for PWM Dimming: RDS(ON)=1.0 Ω at VGS=10 V, BVDSS=200 V.
Current-Mode PWM Control.
Internal Programmable Slope Compensation.
Wide Supply Voltage Range: 10 V to 35 V.
LED Current Regulation: ±1%.
Programmable Switching Frequency.
Analog and PWM Dimming.
Wide Dimming Ratio: On Time=10 µs to DC.
Cycle-by-Cycle Current Limiting.
Thermal Shutdown: 150°C.
Open-LED Protection (OLP).

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Published: Sep 7, 2014 |