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UC3844B价格

参考价格:¥1.4757

型号:UC3844BD1 品牌:STMicroelectronics 备注:这里有UC3844B多少钱,2026年最近7天走势,今日出价,今日竞价,UC3844B批发/采购报价,UC3844B行情走势销售排行榜,UC3844B报价。
型号 功能描述 生产厂家 企业 LOGO 操作
UC3844B

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B 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. These integrated circuits feature an oscillat

MOTOROLA

摩托罗拉

UC3844B

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

High Performance Current Mode Controllers

High Performance Current Mode Controllers The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These

ONSEMI

安森美半导体

UC3844B

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

UC3844B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

UC3844B

Low Start-Up and Operating Current

Description The 3842/43/44/45 are fixed frequency current mode PWM controller. They are specially designed for OFF−Line and DC to DC converter applications with a minimal external components. Internally implemented circuits include a trimmed oscillator for precise duty cycle control, a temperat

UMW

友台半导体

UC3844B

电流模式PWM

The UC284xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under voltage lockout feat • LOW START-UP AND OPERATING CURRENT \n• UNDERVOLTAGE LOCKOUT WITH HYSTERESIS \n• INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT \n• CURRENT LIMITING \n• TRIMMED OSCILLATOR FOR PRECISE FREQUENCY CONTROL \n• CURRENT MODE OPERATION TO 500kHz \n• OSCILLATOR FREQUENCY GUARANTEED AT 250kHz \n• LA;

STMICROELECTRONICS

意法半导体

UC3844B

高性能电流模式 PWM 控制器

The UC3844B, UC3845B 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. These integrated circuits feature an oscillator • Trimmed Oscillator for Precise Frequency Control\n• Oscillator Frequency Guaranteed at 250 kHz\n• Current Mode Operation to 500 kHz Output Switching Frequency\n• Output Deadtime Adjustable from 50% to 70%\n• Automatic Feed Forward Compensation\n• Latching PWM for Cycle-By-Cycle Current Lim;

ONSEMI

安森美半导体

UC3844B

电流型脉宽调制器

HGSEMI

华冠

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta

STMICROELECTRONICS

意法半导体

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

High Performance Current Mode Controllers

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator,

ONSEMI

安森美半导体

High Performance Current Mode Controllers

文件:387.6 Kbytes Page:19 Pages

ONSEMI

安森美半导体

封装/外壳:14-SOIC(0.154",3.90mm 宽) 功能:升压,升压/降压 包装:管件 描述:IC REG CTRLR PWM CM 14-SOIC 集成电路(IC) PMIC - 稳压器 - DC DC 开关式控制器

ONSEMI

安森美半导体

封装/外壳:8-SOIC(0.154",3.90mm 宽) 功能:升压,升压/降压 包装:管件 描述:IC REG CTRLR BST FLYBK ISO 8-SO 集成电路(IC) DC-DC 开关控制器

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

High Performance Current Mode Controllers The UC3844, UC3845 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. Thes

MOTOROLA

摩托罗拉

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

High Performance Current Mode Controllers The UC3844, UC3845 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. Thes

MOTOROLA

摩托罗拉

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

High Performance Current Mode Controllers The UC3844, UC3845 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. Thes

MOTOROLA

摩托罗拉

UC3844B产品属性

  • 类型

    描述

  • Pb-free:

    Pb

  • Halide free:

    H

  • Status:

    Active

  • Topology:

    Flyback

  • Control Mode:

    Current Mode

  • fsw Typ (kHz):

    52

  • Stand-by Mode:

    No

  • UVLO (V):

    Yes

  • Short Circuit Protection:

    Yes

  • Latch:

    No

  • Soft Start:

    No

  • VCC Max (V):

    25

  • Drive Cap. (mA):

    200/200

  • Package Type:

    PDIP-8

更新时间:2026-5-15 19:08:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ST
25+
DIP-8
4500
全新原装、诚信经营、公司现货销售!
ST/意法
25+
SOP-8
32000
ST/意法全新特价UC3844BD1013TR即刻询购立享优惠#长期有货
ST
24+
DIP
5989
公司原厂原装现货假一罚十!特价出售!强势库存!
ST
02/03+
DIP8
257
全新原装100真实现货供应
ST
25+
DIP-8
30000
原装正品公司现货,假一赔十!
ST
25+
DIP8
50
百分百原装正品 真实公司现货库存 本公司只做原装 可
ST
24+
SO-8
10000
一级代理进口原装现货假一赔十
ST/意法
2450+
DIP8
6540
只做原厂原装正品现货或订货!终端工厂可以申请样品!
ST/意法
25+
SOP-8
2550
全新原装正品支持含税
ST(意法)
23+
NA
20094
正纳10年以上分销经验原装进口正品做服务做口碑有支持

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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