UC3842价格

参考价格:¥0.7900

型号:UC3842 品牌:ST 备注:这里有UC3842多少钱,2025年最近7天走势,今日出价,今日竞价,UC3842批发/采购报价,UC3842行情走势销售排行榜,UC3842报价。
型号 功能描述 生产厂家&企业 LOGO 操作
UC3842

CURRENT MODE PWM CONTROLLER

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

KEXIN

科信电子

UC3842

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

UC3842

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

UC3842

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

STMICROELECTRONICS

意法半导体

UC3842

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 (

STMICROELECTRONICS

意法半导体

UC3842

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

STMICROELECTRONICS

意法半导体

UC3842

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

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

UC3842

Current Mode PWM Controller

文件:433.97 Kbytes Page:8 Pages

TI

德州仪器

UC3842

CURRENT MODE PWM CONTROLLER

文件:720.15 Kbytes Page:24 Pages

TI

德州仪器

UC3842

Current Mode PWM Controller

文件:937.89 Kbytes Page:3 Pages

TI

德州仪器

UC3842

CURRENT MODE PWM CONTROLLER

文件:708.83 Kbytes Page:28 Pages

TI

德州仪器

UC3842

CURRENT MODE PWM CONTROLLER

文件:693.83 Kbytes Page:28 Pages

TI

德州仪器

UC3842

Trimmed Oscillator Discharge Current for Precise Duty Cycle Control

文件:690.9 Kbytes Page:8 Pages

HOTCHIPHotchip Technology Co.,Ltd

华芯邦深圳市华芯邦科技有限公司

UC3842

CURRENT MODE PWM CONTROLLER

文件:693.83 Kbytes Page:28 Pages

TI

德州仪器

UC3842

CURRENT MODE PWM CONTROLLER

文件:693.83 Kbytes Page:28 Pages

TI

德州仪器

UC3842

SMPS Controller

文件:133.07 Kbytes Page:12 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

UC3842

Current-Mode PWM Controllers

文件:3.54454 Mbytes Page:56 Pages

TI1

德州仪器

UC3842

Current-mode PWM controller

文件:74.41 Kbytes Page:8 Pages

Philips

飞利浦

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

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

STMICROELECTRONICS

意法半导体

CURRENT MODE PWM CONTROL CIRCUITS

DESCRIPTION The UTC UC3842A/3843A provide the necessary functions to implement off-line or DC to DC fixed frequency current mode , controlled switching circuits with a minimal external part count FEATURES * Low external part count. * Low start up current ( Typical 0.12mA ) * Automatic feed fo

UTC

友顺

CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC184xA family of control ICs provides all the necessary features to implement off-line fixed-frequency, current-mode switching power supplies with a minimum of external components. The current mode architecture demonstrates improved load regulation, pulse-by-pulse current limitin

Microsemi

美高森美

High Performance Current Mode Controller

DESCRIPTION The UC3842A-BW/43A-BW/44A-BW/45A-BW 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 con

FCI

戈采

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3842A, UC3843A series of high performance fixed frequency current mode controllers 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 a trimmed oscillat

Motorola

摩托罗拉

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3842A, UC3843A series of high performance fixed frequency current mode controllers 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 a trimmed oscillat

ONSEMI

安森美半导体

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 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

STMICROELECTRONICS

意法半导体

SMPS Controller

Description The UC3842A/UC3843A are fixed PWM controller for Off-Line and DC to DC converter applications. The internal circuits include UVLO, low start up current circuit, temperature compensated reference, high gain error amplifier, current sensing comparator, and high current totem-pole output

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

Current Mode PWM Controller Low Start-Up and Operating Current

DESCRIPTION The UC3842A-BW/43A-BW/44A-BW/45A-BW 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 con

FCI

戈采

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3842A, UC3843A series of high performance fixed frequency current mode controllers 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 a trimmed oscillat

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3842A, UC3843A series of high performance fixed frequency current mode controllers 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 a trimmed oscillat

Motorola

摩托罗拉

SMPS Controller

Description The UC3842A/UC3843A are fixed PWM controller for Off-Line and DC to DC converter applications. The internal circuits include UVLO, low start up current circuit, temperature compensated reference, high gain error amplifier, current sensing comparator, and high current totem-pole output

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC184xA family of control ICs provides all the necessary features to implement off-line fixed-frequency, current-mode switching power supplies with a minimum of external components. The current mode architecture demonstrates improved load regulation, pulse-by-pulse current limitin

Microsemi

美高森美

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

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

1 FEATURES ■ TRIMMED OSCILLATOR DISCHARGE CURRENT ■ CURRENT MODE OPERATION TO 500kHz AUTOMATIC FEED FORWARD COMPENSATION ■ LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING ■ INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT ■ HIGH CURRENT TOTEM POLE OUTPUT UNDERVOLTAGE LOCKOUT WITH

STMICROELECTRONICS

意法半导体

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 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

STMICROELECTRONICS

意法半导体

CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC184xA family of control ICs provides all the necessary features to implement off-line fixed-frequency, current-mode switching power supplies with a minimum of external components. The current mode architecture demonstrates improved load regulation, pulse-by-pulse current limitin

Microsemi

美高森美

SMPS Controller

Description The UC3842A/UC3843A are fixed PWM controller for Off-Line and DC to DC converter applications. The internal circuits include UVLO, low start up current circuit, temperature compensated reference, high gain error amplifier, current sensing comparator, and high current totem-pole output

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC184xA family of control ICs provides all the necessary features to implement off-line fixed-frequency, current-mode switching power supplies with a minimum of external components. The current mode architecture demonstrates improved load regulation, pulse-by-pulse current limitin

Microsemi

美高森美

SMPS Controller

Description The UC3842A/UC3843A are fixed PWM controller for Off-Line and DC to DC converter applications. The internal circuits include UVLO, low start up current circuit, temperature compensated reference, high gain error amplifier, current sensing comparator, and high current totem-pole output

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

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 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

STMICROELECTRONICS

意法半导体

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

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3842A, UC3843A series of high performance fixed frequency current mode controllers 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 a trimmed oscillat

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3842A, UC3843A series of high performance fixed frequency current mode controllers 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 a trimmed oscillat

Motorola

摩托罗拉

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

1 FEATURES ■ TRIMMED OSCILLATOR DISCHARGE CURRENT ■ CURRENT MODE OPERATION TO 500kHz AUTOMATIC FEED FORWARD COMPENSATION ■ LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING ■ INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT ■ HIGH CURRENT TOTEM POLE OUTPUT UNDERVOLTAGE LOCKOUT WITH

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

DESCRIPTION The UTC UC3842B/3843B are specifically designed for off-line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components. The UC3842B has UVLO thresholds 16V (on) and 10V(off), ideally suited for off-line converters. The UC3843

UTC

友顺

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

High Performance Current Mode Controllers The UC3842B, UC3843B 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. Th

Motorola

摩托罗拉

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

STMICROELECTRONICS

意法半导体

High Performance Current Mode Controllers

High Performance Current Mode Controllers The UC3842B, UC3843B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and DC−DC converter applications offering the designer a cost−effective solution with minimal external components. These

ONSEMI

安森美半导体

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

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

STMICROELECTRONICS

意法半导体

High Performance Current Mode Controller

High Performance Current Mode Controller

FCI

戈采

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

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

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

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

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

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

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

High Performance Current Mode Controllers

The UC3842B, UC3843B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and DC−DC converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature a trimmed

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

High Performance Current Mode Controllers The UC3842B, UC3843B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and DC−DC converter applications offering the designer a cost−effective solution with minimal external components. These

ONSEMI

安森美半导体

UC3842产品属性

  • 类型

    描述

  • 型号

    UC3842

  • 制造商

    Panasonic Industrial Company

  • 功能描述

    IC

更新时间:2025-8-15 12:09:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ONSEM
09+
SOP8
897
原装现货
STMicroelectronics
25+
N/A
7500
原装现货17377264928微信同号
ON
17+
DIP-8
9800
只做全新进口原装,现货库存
TI/德州仪器
2023+
SOP14
8635
全新原装正品,优势价格
ON
24+
SOP-8
5000
全新原装正品,现货销售
ST
23+
SOP
3500
原装正品假一罚百!可开增票!
TI/德州仪器
25+
DIP-8
36000
TI/德州仪器全新特价UC3842BN即刻询购立享优惠#长期有货
ON
10+
SOP-8
6000
绝对原装自己现货
TI/德州仪器
24+
DIP-8P
23661
只供应原装正品 欢迎询价
ON
24+
4500
原装正品!现货热卖!

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