FAN7340MX

LED 驱动器，Fairchild SemiconductorFairchild LED 驱动器控制为 LED 提供的电流和电压量，其范围包括带脉冲宽度调制 PWM 的型号，可使 LED 光可调。 一些 Fairchild LED 驱动器与恒流 CC 驱动器集成，可监控每个 LED 的回路电流。### LED 驱动高集成专用高电流 LED 驱动器 IC 系列，用于照明和显示屏背光照明应用。

Description

The FAN7340 is a single-channel boost controller that integrates an N-channel power MOSFET for PWM dimming using ’s proprietary planar Double diffused MOS DMOS technology.

Features

  Single-Channel Boost LED Switch

  Internal Power MOSFET for PWM Dimming:   RDSon= 3.4Ωat VGS=10V, BVDSS=400V

  Current Mode PWM Control

  Internal Programmable Slope Compensation

  Wide Supply Voltage Range: 10V to 35V

  LED Current Regulation: ±1%

  Programmable Switching Frequency

  Analog and PWM Dimming

  Wide Dimming Ratio: On Time=10µs to DC

  Cycle-by-Cycle Current Limiting

  Thermal Shutdown: 150°C

  Open-LED Protection OLP

  Over-Voltage Protection OVP

  Over-Current Protection OCP

  Error Flag Generation forExternal Load Switch

  Internal Soft-Start

  16-Lead SOIC Package

Applications

  LED Backlight for LCD TV

  LED Backlight for LCD Monitor

  LED Lighting