PSR

S7134B系列芯片是一款高性能恒压恒流原边反馈控制器，适用于各种低功耗AC/DC充电器和适配器应用场合。该控制器采用原边反馈控制机制，无需光耦和TL431即可以实现高精度的电压输出。 在恒流控制模式中，可以通过改变与CS管脚连接的电阻Rcs阻值来调节输出电流大小。在恒压控制模式下S7134B使用了多种工作模式以得到高转换效率和小的音频异响。 ≤75mw待机功耗，满足六级能效要求准谐振工作机制，提高系统效率峰值电流渐变抖动改善EMI内置功率三极管恒压、恒流精度高输出线损补偿可调内置输入线电压补偿输出过压、短路保护VCC电压过压保护过温保护;

BPS

晶丰明源

PCI audio and video broadcast decoder

GENERAL DESCRIPTION The SAA7134HL is a single chip solution to digitize and decode video and sound, and to capture both data streams through the PCI-bus. FEATURES PCI and DMA bus mastering • PCI 2.2 compliant including full Advanced Configuration and Power Interface (ACPI) • System vendor ID,

文件：211.91 Kbytes 页数：52 Pages

PHI

PHI

PCI audio and video broadcast decoder

GENERAL DESCRIPTION The SAA7134HL is a single chip solution to digitize and decode video and sound, and to capture both data streams through the PCI-bus. FEATURES PCI and DMA bus mastering • PCI 2.2 compliant including full Advanced Configuration and Power Interface (ACPI) • System vendor ID,

文件：211.91 Kbytes 页数：52 Pages

PHI

PHI

white cap marked arrow for rectangular multiple-headed pushbutton 횠22

文件：92.42 Kbytes 页数：2 Pages

SCHNEIDER

施耐德