UC3843NG4

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UC3843NG4概述

电流模式PWM控制器 CURRENT MODE PWM CONTROLLER

This current controller by Texas Instruments will generate a proper current for an external system. This current mode controller supports boost|buck|flyback|forward topology. Its single PWM output produces a current of 1000Max mA. This part offers a switching frequency of 500 kHz in order to work properly. In order to ensure parts aren"t damaged by bulk packaging, this product comes in tube packaging to add a little more protection by storing the loose parts in an outer tube. This device has a maximum of 30 V. This current mode controller has an operating temperature range of 0 °C to 70 °C. This current mode controller"s maximum duty cycle is 100 %.

UC3843NG4中文资料参数规格
技术参数

频率 450 kHz

电源电压DC 12.0V min

输出接口数 1

输入电压DC 25.0 V

输出电压 13.5 V

输出电流 1000 A

供电电流 25 mA

耗散功率 1 W

调节输出数 1

上升时间 50 ns

开关频率 500 kHz

拓扑结构 Buck, Boost, Flyback, Forward

占空比 100 %

最大占空比 0.97

下降时间 50 ns

工作温度Max 70 ℃

工作温度Min 0 ℃

封装参数

引脚数 8

封装 PDIP-8

外形尺寸

封装 PDIP-8

物理参数

工作温度 0℃ ~ 70℃ TA

其他

产品生命周期 Active

包装方式 Tube

符合标准

RoHS标准 RoHS Compliant

含铅标准 Lead Free

海关信息

ECCN代码 EAR99

数据手册

UC3843NG4引脚图与封装图
UC3843NG4引脚图
UC3843NG4封装图
UC3843NG4封装焊盘图
在线购买UC3843NG4
型号: UC3843NG4
制造商: TI 德州仪器
描述:电流模式PWM控制器 CURRENT MODE PWM CONTROLLER
替代型号UC3843NG4
型号/品牌 代替类型 替代型号对比

UC3843NG4

TI 德州仪器

当前型号

当前型号

UC2845N

德州仪器

完全替代

UC3843NG4和UC2845N的区别

UC3845D8

德州仪器

类似代替

UC3843NG4和UC3845D8的区别

UC2845D8

德州仪器

类似代替

UC3843NG4和UC2845D8的区别

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