型号 功能描述 生产厂家 企业 LOGO 操作
UC3843DX

SMPS Controller

文件:133.07 Kbytes Page:12 Pages

FAIRCHILD

仙童半导体

UC3843DX

封装/外壳:14-SOIC(0.209",5.30mm 宽) 功能:升压,升压/降压 包装:卷带(TR) 描述:IC REG CTRLR 14SOIC 集成电路(IC) PMIC - 稳压器 - DC DC 开关式控制器

ONSEMI

安森美半导体

UC3843DX

封装/外壳:14-SOIC(0.209",5.30mm 宽) 功能:升压,升压/降压 包装:卷带(TR) 描述:IC REG CTRLR 14SOIC 集成电路(IC) DC-DC 开关控制器

ONSEMI

安森美半导体

UC3843DX

IC REG CTRLR 14SOIC

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 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

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 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 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

UC3843DX产品属性

  • 类型

    描述

  • 型号

    UC3843DX

  • 功能描述

    电流型 PWM 控制器 Current Mode PWM Control IC

  • RoHS

  • 制造商

    Texas Instruments

  • 开关频率

    27 KHz

  • 工作电源电压

    6 V to 15 V

  • 工作电源电流

    1.5 mA

  • 输出端数量

    1

  • 最大工作温度

    + 105 C

  • 安装风格

    SMD/SMT

  • 封装/箱体

    TSSOP-14

更新时间:2026-3-15 17:05:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
Unitrode
25+
2
公司优势库存 热卖中!!
FAIRCHIL
25+23+
SOP14
28089
绝对原装正品全新进口深圳现货
UC
2403+
CDIP8
6489
原装现货热卖!十年芯路!坚持!
ST
23+
SOP
16900
正规渠道,只有原装!
UNIT
24+
DIP-8
25
FAIRCHILD/仙童
25+
SOP14
944
全新原装正品支持含税
TI
三年内
1983
只做原装正品
ST8
2447
SOP
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
ON
22+
14-SOIC
2100
FSC
25+
14-SOIC(0.154
3216

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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