LD7400中文资料LED 应用产品 : 升压型LED背光控制器/驱动器数据手册Leadtrend规格书

描述 Description

The LD7400 is an asynchronous current mode boost controller, can operate over a wide input range from 10.5V to 28V.The current mode architecture improve It’s ideal to program the brightness of LED Backlight or LED lighting and can efficiently manage Power MOSFET thermal transient response and simplify the loop compensation.The Device features internal slope compensation, input voltage under-voltage lockout, output voltage short circuit protection, cycle-by-cycle current limit, programmable oscillator frequency, and thermal shutdown protection.The LD7400 is available in an SOP-8 package.

特性 Features

·Wide Input Range: 10.5V to 28V
·Current Mode Control
·0.5V Current Sensing Reference
·Adjustable Switching Frequency Setting
·PWM Dimming Input
·Internal Slope Compensation
·Cycle-by-Cycle Current Limit
·Over Temperature Protection

应用 Application

·LED TV Backlight
·LED Monitor Backlight
·LED lighting