QX5246F 高端电流检测高亮度LED驱动器

QX5246F是一款降压、恒流、高效率的高亮度LED驱动器。\r\n QX5246F特别适合宽输入电压范围的应用，输入电压范围从5.5V 到36V，并且QX5246F对输入电压具有高的抑制比。\r\n QX5246F采用内置的低导通电阻的功率开关管，简化了芯片的外围电路，只需很少的外接元件就可实现降压、恒流驱动功能，并可以通过DIM引脚实现辉度控制功能。\r\n QX5246F通过一个外接电阻设定输出电流，其内置功率MOS管，高端电流检测达到±4%的电流精度。由于采用滞环控制方式，QX5246F对负载瞬变具有非常快的响应速度，最高工作频率可达1MHz。\r\n ·内置40V，5A功率MOS\r\n·电流精度：±4%\r\n·高效率：95%\r\n·高端电流检测，恒流输出\r\n·辉度控制，最大辉度控制频率：5KHz\r\n·滞环控制：无需补偿\r\n·最高工作频率：1MHz\r\n·5V，2mA 片上稳压器\r\n·ESOP8封装;

QXMD

泉芯电子

Integrated VIP and Teletext IVT1.0

DESCRIPTION The SAA5246A is a single-chip teletext decoder IC for decoding 625 line base World System Teletext transmissions. The teletext decoder hardware is based on the Enhanced Computer Controlled ECCT device (SAA5243) with some additional features. FEATURES • Complete Teletext deco

文件：630.52 Kbytes 页数：50 Pages

PHI

飞利浦

Integrated VIP and Teletext IVT1.0

DESCRIPTION The SAA5246A is a single-chip teletext decoder IC for decoding 625 line base World System Teletext transmissions. The teletext decoder hardware is based on the Enhanced Computer Controlled ECCT device (SAA5243) with some additional features. FEATURES • Complete Teletext deco

文件：630.52 Kbytes 页数：50 Pages

PHI

飞利浦

Integrated VIP and Teletext IVT1.0

DESCRIPTION The SAA5246A is a single-chip teletext decoder IC for decoding 625 line base World System Teletext transmissions. The teletext decoder hardware is based on the Enhanced Computer Controlled ECCT device (SAA5243) with some additional features. FEATURES • Complete Teletext deco

文件：630.52 Kbytes 页数：50 Pages

PHI

飞利浦