SMPS Controller

Description The UC3842/UC3843/UC3844/UC3845 are fixed frequencycurrent-mode PWM controller. They are specially designed for Off-Line and DC to DC converter applications with minimum external components. These integrated circuits feature a trimmed oscillator for precise duty cycle control, a tempe

文件：127.58 Kbytes 页数：12 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

丝印：3844；Package：SO-8；HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844, UC3845 series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and DC−to−DC converter applications offering the designer a cost effective solution with minimal external components. These integrated circuits feature an oscillator

文件：376.23 Kbytes 页数：14 Pages

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS

DESCRIPTION The UTC UC3844/3845 are high performance fixed frequency current mode controllers that specifically designed for Off-Line and DC to DC converter applications with minimal external parts count. The differences between UC3844 and UC3845 are the maximum duty cycle ranges and under-volt

文件：298.95 Kbytes 页数：7 Pages

UTC

友顺

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

High Performance Current Mode Controllers The UC3844, UC3845 series are high performance fixed frequency current mode controllers. They are specifically designed for Off–Line and dc–to–dc converter applications offering the designer a cost effective solution with minimal external components. Thes

文件：376.23 Kbytes 页数：14 Pages

Motorola

摩托罗拉

CURRENTMODE PWM CONTROLLER

DESCRIPTION TheUC3842/3/4/5family of controlICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes witha minimal external parts count. ■ OPTIMIZED FOR OFF-LINE AND DC TO DC CONVERTERS ■ LOW START-UP CURRENT (

文件：96.19 Kbytes 页数：11 Pages

STMICROELECTRONICS

意法半导体

Low Start-Up and Operating Current

Description The 3842/43/44/45 are fixed frequency current mode PWM controller. They are specially designed for OFF−Line and DC to DC converter applications with a minimal external components. Internally implemented circuits include a trimmed oscillator for precise duty cycle control, a temperat

文件：874.34 Kbytes 页数：7 Pages

UMW

友台半导体

Low Start-Up and Operating Current

Description The 3842/43/44/45 are fixed frequency current mode PWM controller. They are specially designed for OFF−Line and DC to DC converter applications with a minimal external components. Internally implemented circuits include a trimmed oscillator for precise duty cycle control, a temperat

文件：881.38 Kbytes 页数：7 Pages

UMW

友台半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS

文件：298.44 Kbytes 页数：7 Pages

UTC

友顺

CURRENT MODE PWM CONTROLLER

文件：720.15 Kbytes 页数：24 Pages

TI

德州仪器

CURRENT MODE PWM CONTROLLER

文件：708.83 Kbytes 页数：28 Pages

TI

德州仪器