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

CURRENT MODE PWM CONTROLLER

■ Features ● Low Start up Current ● Maximum Duty Clamp ● UVLO With Hysteresis ● Operating Frequency up to 500KHz

文件：310.57 Kbytes 页数：3 Pages

KEXIN

科信电子

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xA family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequencycurrent mode control schemes with a minimal external parts count. Internally implemented circuits includea trimmed oscillator for precise DUTY CYCLE CONTROL under voltage

文件：129.229 Kbytes 页数：15 Pages

STMICROELECTRONICS

意法半导体

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

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

文件：135.57 Kbytes 页数：15 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

Trimmed Oscillator Discharge Current for Precise Duty Cycle Control

文件：690.9 Kbytes 页数：8 Pages

HOTCHIPHotchip Technology Co.,Ltd

华芯邦深圳市华芯邦科技有限公司

SMPS Controller

文件：133.07 Kbytes 页数：12 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

Current-mode PWM controller

文件：74.41 Kbytes 页数：8 Pages

PHI

飞利浦