低功耗高恒流精度非隔离降压型LED照明驱动芯片

 SD670XS是一款专用于非隔离LED驱动的控制芯片，外围应用采取Buck架构，特有的采样技术辅助下，从而达到高恒流精度和高线性/负载调整率。SD670XS内部集成各种保护功能，包括输出开短路保护，逐周期过流保护，过温度保护等。SD670XS具有超低的启动电流和工作电流，可在全电压输入范围内（85VAC~265VAC）高效驱动高亮度LED。SD670XS内置高压功率MOSFET，有效的节约系统成本和整机体积。 ·内置500V高压功率MOSFET \n·精确恒定电流（<±3%）供给LED \n·输出开短路保护 \n·CS开短路保护 \n·VCC欠压保护 \n·过温保护 \n·逐周期过电流保护 \n·无辅助绕组;

Silan

士兰微

4-Channel Constant Current LED Driver

文件：86.58 Kbytes 页数：1 Pages

MSK

OFF-LINE SWITCHING REGULATORS WITH BIPOLAR SWITCHING TRANSISTOR

OFF-LINE SWITCHING REGULATORS – WITH BIPOLAR SWITCHING TRANSISTOR The STR-S6703 and STR-S6704 are specifically designed to meet the requirement for increased integration and reliability in off-line quasiresonant flyback converters. These devices incorporate the primary control and proportional dr

文件：158.89 Kbytes 页数：8 Pages

ALLEGRO

OFF-LINE SWITCHING REGULATORS WITH BIPOLAR SWITCHING TRANSISTOR

OFF-LINE SWITCHING REGULATORS – WITH BIPOLAR SWITCHING TRANSISTOR The STR-S6703 and STR-S6704 are specifically designed to meet the requirement for increased integration and reliability in off-line quasiresonant flyback converters. These devices incorporate the primary control and proportional dr

文件：158.89 Kbytes 页数：8 Pages

ALLEGRO