UC3843价格

参考价格:¥3.7183

型号:UC3843AD 品牌:TI 备注:这里有UC3843多少钱,2026年最近7天走势,今日出价,今日竞价,UC3843批发/采购报价,UC3843行情走势销售排行榜,UC3843报价。
型号 功能描述 生产厂家 企业 LOGO 操作

丝印代码:UC3843;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

UC3843

脉冲宽度调制解调器 电流型脉宽调制器

Descriptions The UC3843 is a fixed frequency current mode PWM controllers, It is specifically designed for OffLine and DCDC converter applications. This integrated circuits feature a temperature compensated reference, high gairerror amplifier, current sense comparator, and a high Push

XBLW

芯伯乐

PDF上传者:深圳市博伟奇电子有限公司

UC3843

UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

UC3843

UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

UC3843

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 tem

UMW

友台半导体

UC3843

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

UMW

友台半导体

UC3843

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

UC3843

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

FAIRCHILD

仙童半导体

UC3843

Current Mode PWM Controller

文件:937.89 Kbytes Page:3 Pages

TI

德州仪器

UC3843

Current Mode PWM Controller

文件:433.97 Kbytes Page:8 Pages

TI

德州仪器

UC3843

CURRENT MODE PWM CONTROLLER

文件:720.15 Kbytes Page:24 Pages

TI

德州仪器

UC3843

CURRENT MODE PWM CONTROLLER

文件:708.83 Kbytes Page:28 Pages

TI

德州仪器

UC3843

SMPS Controller

文件:133.07 Kbytes Page:12 Pages

FAIRCHILD

仙童半导体

UC3843

CURRENT MODE PWM CONTROLLER

文件:693.83 Kbytes Page:28 Pages

TI

德州仪器

UC3843

Current-Mode PWM Controllers

文件:3.54454 Mbytes Page:56 Pages

TI

德州仪器

UC3843

AC-DC控制器和稳压

HXYMOS

华轩阳电子

UC3843

开关电源

ETC

知名厂家

UC3843

电流型脉宽调制器

XBLW

芯伯乐

丝印代码:UC3843D;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843D;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843D;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843D;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843D;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843N;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843N;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

丝印代码:UC3843N;UCx84x Current-Mode PWM Controllers

1 Features • Optimized for off-line and DC-to-DC converters • Low start-up current (

TI

德州仪器

描述脉冲宽度调制解调器 电流型脉宽调制器

Descriptions The UC3843 is a fixed frequency current mode PWM controllers, It is specifically designed for OffLine and DCDC converter applications. This integrated circuits feature a temperature compensated reference, high gairerror amplifier, current sense comparator, and a high Push

XBLW

芯伯乐

PDF上传者:深圳市博伟奇电子有限公司

脉冲宽度调制解调器 电流型脉宽调制器

Descriptions The UC3843 is a fixed frequency current mode PWM controllers, It is specifically designed for OffLine and DCDC converter applications. This integrated circuits feature a temperature compensated reference, high gairerror amplifier, current sense comparator, and a high Push

XBLW

芯伯乐

PDF上传者:深圳市博伟奇电子有限公司

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

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

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

富加宜

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

FAIRCHILD

仙童半导体

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

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

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

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

FAIRCHILD

仙童半导体

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

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

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 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

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

FAIRCHILD

仙童半导体

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 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−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

UC3843产品属性

  • 类型

    描述

  • 型号

    UC3843

  • 制造商

    TI

  • 制造商全称

    Texas Instruments

  • 功能描述

    Current Mode PWM Controller

更新时间:2026-3-13 19:47:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI/德州仪器
25+
SOP-8
32360
TI/德州仪器全新特价UC3843D8即刻询购立享优惠#长期有货
TI(德州仪器)
24+/25+
10000
原装正品现货库存价优
TI
24+
SOP-8
5989
公司原厂原装现货假一罚十!特价出售!强势库存!
TI
24+
8-SOIC
11290
原厂原装,价格优势,欢迎洽谈!
TI(德州仪器)
23+
NA
20094
正纳10年以上分销经验原装进口正品做服务做口碑有支持
TI/德州仪器
2450+
SOP-8
6540
只做原装正品假一赔十为客户做到零风险!!
TI
2016+
SOP8
6233
只做原装,假一罚十,公司可开17%增值税发票!
UC
23+
SOP8
2800
绝对全新原装!现货!特价!请放心订购!
TI
2023+
SOP8
50000
全新原装现货
TI
25+23+
SOIC
22748
绝对原装全新正品现货/优势渠道商、原盘原包原盒

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  • UC3843D1-开关电源控制器

    说明 是固定的UC3842/UC3843/UC3844/UC3845 frequencycurrent模式PWM控制器。他们是专门为离线和直流到直流转换器应用设计以最少的外部元件。这些集成电路功能进行精确修剪占空比振荡器控制,温度补偿的参考,高增益误差放大器,电流检测比较器和一个高当前totempole输出用于驱动功率MOSFET。该与UC3844 UC3842的16V的欠压锁定阈值有(上)和10V(关闭)。 UC3843与UC3845的是8.5V时(ON)和7.9V(关闭)。 UC3842的和UC3843的范围内可以操作100%占空比。 UC3844与UC3845的可以操作

    2013-3-6