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型号 功能描述 生产厂家 企业 LOGO 操作
UC3842D.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:2026-3-17 22:58:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
2016+
SOP8
7202
只做原装,假一罚十,公司可开17%增值税发票!
TI
24+
SOP8
80000
只做自己库存 全新原装进口正品假一赔百 可开13%增
TI
20+
8SOIC
53650
TI原装主营-可开原型号增税票
TI
22+
8SOIC
9000
原厂渠道,现货配单
ST
26+
SOP-8
60000
只有原装 可配单
TI
07+
SOP8
7
一级代理,专注军工、汽车、医疗、工业、新能源、电力
TI/德州仪器
24+
SOP8
1500
只供应原装正品 欢迎询价
UC
24+
SOP-8
6868
原装现货,可开13%税票
TI/德州仪器
2450+
SOIC8
8540
只做原装正品假一赔十为客户做到零风险!!
TI
25+
SOP8
7104
百分百原装正品 真实公司现货库存 本公司只做原装 可

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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