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UC3843AD1

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

文件:174.33 Kbytes 页数:16 Pages

STMICROELECTRONICS

意法半导体

UC3843ADM

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

文件:227.95 Kbytes 页数:8 Pages

MICROSEMI

美高森美

UC3843ADX

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

文件:42.49 Kbytes 页数:8 Pages

FAIRCHILD

仙童半导体

UC3843AD1

High Performance Current Mode Controllers

文件:359.99 Kbytes 页数:18 Pages

ONSEMI

安森美半导体

UC3843AD1G

High Performance Current Mode Controllers

文件:359.99 Kbytes 页数:18 Pages

ONSEMI

安森美半导体

UC3843AD1R2

High Performance Current Mode Controllers

文件:359.99 Kbytes 页数:18 Pages

ONSEMI

安森美半导体

UC3843AD1R2G

High Performance Current Mode Controllers

文件:359.99 Kbytes 页数:18 Pages

ONSEMI

安森美半导体

UC3843AD2R2

High Performance Current Mode Controllers

文件:359.99 Kbytes 页数:18 Pages

ONSEMI

安森美半导体

UC3843AD2R2G

High Performance Current Mode Controllers

文件:359.99 Kbytes 页数:18 Pages

ONSEMI

安森美半导体

UC3843AD8

Current Mode PWM Controller

文件:517.22 Kbytes 页数:11 Pages

TI

德州仪器

产品属性

  • 产品编号:

    UC3843AD

  • 制造商:

    onsemi

  • 类别:

    集成电路(IC) > DC-DC 开关控制器

  • 包装:

    卷带(TR)

  • 输出类型:

    晶体管驱动器

  • 功能:

    升压,升压/降压

  • 输出配置:

    正,可提供隔离

  • 拓扑:

    反激,升压

  • 输出阶段:

    1

  • 电压 - 供电 (Vcc/Vdd):

    7.6V ~ 30V

  • 频率 - 开关:

    最高 500kHz

  • 占空比(最大):

    96%

  • 同步整流器:

  • 时钟同步:

  • 控制特性:

    频率控制

  • 工作温度:

    0°C ~ 70°C(TA)

  • 安装类型:

    表面贴装型

  • 封装/外壳:

    8-SOIC(0.154",3.90mm 宽)

  • 供应商器件封装:

    8-SOIC

  • 描述:

    IC REG CTRLR 8SOIC

供应商型号品牌批号封装库存备注价格
TI
24+
SOIC14
5630
TI一级代理原厂授权渠道实单支持
询价
TI/德州仪器
23+
SOIC14
18204
原装正品代理渠道价格优势
询价
TI
2021+
SOIC14
9450
原装现货。
询价
Texas Instruments
24+
SOIC-14
12000
原装正品现货询价有惊喜
询价
TI
22+
SOP8
21055
原装正品,实单请联系
询价
ON
24+
SOP14
9300
绝对原装现货,价格低,欢迎询购!
询价
ON
22+
8-SOIC
2100
询价
LFT
2021+
SMD-14
6800
原厂原装,欢迎咨询
询价
TI
25+
SOP8
26200
原装现货,诚信经营!
询价
TI/德州仪器
25+
SOIC14
15620
TI/德州仪器全新特价UC3843AD即刻询购立享优惠#长期有货
询价
更多UC3843AD供应商 更新时间2026-4-18 17:30:00