FAN7340MX - LED Backlight Driving Boost Switch

This page provides the datasheet information for the FAN7340MX, a member of the FAN7340 LED Backlight Driving Boost Switch family.

Product Overview

Fairchild Semiconductor

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Datasheet Details

Part number	FAN7340MX
Manufacturer	Fairchild Semiconductor
File Size	1.13 MB
Description	LED Backlight Driving Boost Switch
Datasheet	FAN7340MX Datasheet
Additional preview pages of the FAN7340MX datasheet.

FAN7340MX Product details

Description

The FAN7340 is a single-channel boost controller that integrates an N-channel power MOSFET for PWM dimming using Fairchild’s proprietary planar Doublediffused MOS (D MOS) 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) = 3.4 Ω at VGS=10 V, BVDSS=400 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: May 6, 2021 |