LV52207AXA数据手册集成电路（IC）的LED驱动器规格书PDF

描述 Description

The LV52207AXA is a high voltage boost driver for LED drive with 2 channels adjustable constant current sources.

特性 Features

• Operating Voltage from 2.7 V to 5.5 V
• Wide operating input voltage range for hand held equipment
• Integrated 40 V MOSFET
• White LED can do series connection till 10 pcs
• 1-Wire 255 level digital and PWM dimming
• The LED's current can do 255 phases adjustment
• Supports CABC
• Maximizes battery life
• 600 kHz Switching Frequency
• Small inductor is available
• 37.5 V OVP Threshold

应用 Application

• LED Backlight Control
• Mobile phones
• Digital Cameras
• Portable MP3 Players

简介

LV52207AXA属于集成电路（IC）的LED驱动器。由制造生产的LV52207AXALED 驱动器器件属于 LED 驱动器电源管理集成电路 (PMIC) 系列，可通过标称固定电压的电源为负载（通常为发光二极管）提供电流，并且电流可控。它与用于电压调节的类似产品的主要区别在于，这类器件提供较低的反馈电压（以提高系统能效），而且通常可对器件工作点进行外部控制，可在照明应用中用于实现调光功能。