非隔离高 PF 升降压 LED 驱动芯片

MT7845YD是一款高功率因数、Buck-Boost 非隔离LED 恒流驱动芯片。它采用浮地架构、高端检测方式。通过内部集成的高压供电电路，MT7845YD节省了启动电阻和供电二极管，从而节省了成本。\nMT7845YD工作在准谐振模式，同时使效率和抗电磁干扰的性能都得到提升。\nMT7845YD内部集成了多重的保护功能，比如过压保护、过流保护、过温补偿等等，提高了可靠性，并且所有保护均具体自恢复功能。内置600V 高压MOSFET，精简了外围电路。 • 单级功率因数调制（PF>0.9）\n• 高压供电，无需启动及供电电路\n• 高精度的LED输出电流 (±3%)\n• 优异的线性和负载调整度 (±2%)\n• 准谐振工作模式\n• 多重保护机制\n• SOP8封装;

Vertical Deflection Output Circuit

Overview The LA7845 is a vertical deflection output IC for highresolution television and CRT display systems that use a bus controller system signal processing IC. It can directly drive the deflection yoke (including the required DC component) from the bus controller system signal processing ICs

Complete, 12-Bit Multiplying DAC

Complete, 12-Bit Multiplying DAC Applications     Automatic Test Equipment     Digital Attenuators     Programmable Power Supplies     Programmable-Gain Amplifiers     Digital to 4-20mA Converters

Complete, 12-Bit Multiplying DAC

Complete, 12-Bit Multiplying DAC Applications     Automatic Test Equipment     Digital Attenuators     Programmable Power Supplies     Programmable-Gain Amplifiers     Digital to 4-20mA Converters

TOUCH SCREEN CONTROLLER

文件：173.48 Kbytes Page：12 Pages

TOUCH SCREEN CONTROLLER

文件：173.48 Kbytes Page：12 Pages