MAP3249SIRH中文资料LED Driver数据手册MagnaChip规格书

描述 Description

The MAP3249 is a 4 channel LED driver optimized for LED backlight application and cost effective product

特性 Features

• 8.5V to 28V Input Voltage Range
• 55V FB Pin Voltage
• 0.4V Headroom Voltage
• 200mA Output Current per Channel
• ±2.5% Current Accuracy
• Programmable Boost Switching Frequency
• LED Current Set by both
• PWM and External DC Voltage
• Unused Channel Detection
• Boost Over Current Protection
• Output Over Voltage Protection
• LED Short / Open Protection
• Schottky Diode Open Protection
• UVLO

应用 Application

• High Brightness white LED backlighting for LCD TVs
• General LED lighting applications