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型号 功能描述 生产厂家 企业 LOGO 操作
UC3842DTR.A

丝印代码:UC3842D;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

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

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

更新时间:2026-3-18 15:27:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
UC
02+
DIP8
180
全新原装 绝对有货
TexasInstruments
18+
ICREGCTRLRPWMCM14SOIC
6580
公司原装现货/欢迎来电咨询!
ST8
SOP
208301
一级代理原装正品,价格优势,支持实单!
TI
三年内
1983
只做原装正品
UNITROD
2023+
CDIP8
50000
原装现货
ST/意法
25+
DIP
880000
明嘉莱只做原装正品现货
ON
05+
100
原装正品
HGSEMI(华冠)
2447
SOP-8
105000
2500个/圆盘一级代理专营品牌!原装正品,优势现货,
TI/TEXAS
26+
原厂封装
8931
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订
UC
23+
SOP16
11200
原厂授权一级代理、全球订货优势渠道、可提供一站式BO

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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