SMPS Controller

Description KA7577 is fixed frequency PWM controller and specially designed for SMPS to get regulated DC voltage from AC power supply. This integrated circuit has so fast rise and fall output pulse that it can directly drive power transistor as well as power MOSFET. This device features high spee

文件：52.73 Kbytes 页数：10 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

SMPS controller

Description\nKA7577 is fixed frequency PWM controller and specially designed for SMPS to get regulated DC voltage from AC power supply. This integrated circuit has so fast rise and fall output pulse that it can directly drive power transistor as well as power MOSFET. This device features high speed • Low Stand-By Current\n• Over Voltage Protection\n• Integrated Thermal Shutdown Circuit\n• Totem pole Output;

ONSEMI

安森美半导体

Super-split PLL-II VIF and SIF IF Signal Processor for TV/VTRs

Overview The LA7577N is a high tone quality and high picture quality, video IF and sound IF IC. It employs split processing of the video IF signal and sound IF signal using SAW filters and a PLL detector. Further, the PLL detector incorpo rates a buzz canceler for Nyquist buzz interferenc

文件：439.87 Kbytes 页数：16 Pages

SANYO

三洋

Super-split PLL-II VIF and SIF IF Signal Processor for TV/VTRs

Overview The LA7577N is a high tone quality and high picture quality, video IF and sound IF IC. It employs split processing of the video IF signal and sound IF signal using SAW filters and a PLL detector. Further, the PLL detector incorpo rates a buzz canceler for Nyquist buzz interferenc

文件：439.87 Kbytes 页数：16 Pages

SANYO

三洋

High Voltage Green-Mode PWM Controller with Brown-Out Protection

General Description The LD7577 integrates several functions of protections, and EMI-improved solution in SOP-8 package. It minimizes the component counts and the circuit space. The device provides functions of low startup current, green-mode power-saving operation, leading-edge blanking of t

文件：370.95 Kbytes 页数：18 Pages

LEADTREND

通嘉科技