UC3845价格

参考价格:¥0.7900

型号:UC3845 品牌:ST 备注:这里有UC3845多少钱,2025年最近7天走势,今日出价,今日竞价,UC3845批发/采购报价,UC3845行情走势销售排行榜,UC3845报价。
型号 功能描述 生产厂家&企业 LOGO 操作
UC3845

CURRENTMODE PWM CONTROLLER

DESCRIPTION TheUC3842/3/4/5family of controlICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes witha minimal external parts count. ■ OPTIMIZED FOR OFF-LINE AND DC TO DC CONVERTERS ■ LOW START-UP CURRENT (

STMICROELECTRONICS

意法半导体

UC3845

SMPS Controller

Description The UC3842/UC3843/UC3844/UC3845 are fixed frequencycurrent-mode PWM controller. They are specially designed for Off-Line and DC to DC converter applications with minimum external components. These integrated circuits feature a trimmed oscillator for precise duty cycle control, a tempe

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

UC3845

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS

DESCRIPTION The UTC UC3844/3845 are high performance fixed frequency current mode controllers that specifically designed for Off-Line and DC to DC converter applications with minimal external parts count. The differences between UC3844 and UC3845 are the maximum duty cycle ranges and under-volt

UTC

友顺

UC3845

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

UC3845

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

UC3845

CURRENT MODE PWM CONTROLLER

文件:708.83 Kbytes Page:28 Pages

TI

德州仪器

UC3845

SMPS Controller

文件:133.07 Kbytes Page:12 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

UC3845

CURRENT MODE PWM CONTROLLER

文件:720.15 Kbytes Page:24 Pages

TI

德州仪器

UC3845

CURRENT MODE PWM CONTROLLER

文件:693.83 Kbytes Page:28 Pages

TI

德州仪器

UC3845

Current-Mode PWM Controllers

文件:3.54454 Mbytes Page:56 Pages

TI1

德州仪器

UC3845

Current Mode PWM Controller

文件:937.89 Kbytes Page:3 Pages

TI

德州仪器

UC3845

Current Mode PWM Controller

文件:433.97 Kbytes Page:8 Pages

TI

德州仪器

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xA 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

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

Microsemi

美高森美

High Performance Current Mode Controller

Coming Soon. If you have some information on related parts, please share useful information by adding links below.

FCI

戈采

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xA family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequencycurrent mode control schemes with a minimal external parts count. Internally implemented circuits includea trimmed oscillator for precise DUTY CYCLE CONTROL under voltage

STMICROELECTRONICS

意法半导体

Current Mode PWM Controller Low Start-Up and Operating Current

DESCRIPTION The UC3842A-BW/43A-BW/44A-BW/45A-BW 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 con

FCI

戈采

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

Microsemi

美高森美

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

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xA family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequencycurrent mode control schemes with a minimal external parts count. Internally implemented circuits includea trimmed oscillator for precise DUTY CYCLE CONTROL under voltage

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xA 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

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

Microsemi

美高森美

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

Microsemi

美高森美

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

STMICROELECTRONICS

意法半导体

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION The UC384xA 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 UC384xA family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequencycurrent mode control schemes with a minimal external parts count. Internally implemented circuits includea trimmed oscillator for precise DUTY CYCLE CONTROL under voltage

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 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 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

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

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

UMWGuangdong Youtai Semiconductor Co., Ltd.

友台半导体广东友台半导体有限公司

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 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

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

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

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

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

UC3845产品属性

  • 类型

    描述

  • 型号

    UC3845

  • 制造商

    STMicroelectronics

  • 功能描述

    3845

更新时间:2025-8-14 23:01:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ON(安森美)
24+
NA/
8735
原厂直销,现货供应,账期支持!
ON(安森美)
24+
标准封装
8548
全新原装正品/价格优惠/质量保障
TI
2016+
SOIC8
5000
主营TI,绝对原装,假一赔十,可开17%增值税发票!
TI
23+
SOP14
20000
全新原装假一赔十
TI
24+
SOP14
80000
只做自己库存 全新原装进口正品假一赔百 可开13%增
TI
1709+
SOP8
1
现货
TI
02+
DIP8
15
一级代理,专注军工、汽车、医疗、工业、新能源、电力
N/A
22+
SOP14
100000
代理渠道/只做原装/可含税
ON/安森美
25+
SOP8
54648
百分百原装现货 实单必成 欢迎询价
TI
11
PDIP-8
2275

UC3845数据表相关新闻

  • UC3845AD针对离线开关电源转换器设计的Pulse Width Modulator(PWM)控制器芯片

    UC3845AD是一款针对离线开关电源转换器设计的PWM控制器芯片,具有精密控制输出电压、驱动开关管、支持下沉/源极驱动模式、以及节能模式等特点。同时,它具有丰富的保护电路和稳压功能,可以提高系统的可靠性和稳定性。

    2023-6-30
  • UC3844BVD1R2G

    MC14069UBDR2G 74ACT14SCX MM74HC14MTCX UC3844BVD1R2G

    2023-5-17
  • UC3844G-SOP8R-TG_UTC代理商

    UC3844G-SOP8R-TG_UTC代理商

    2023-2-21
  • UC3844DX公司原装现货

    UC3844DX公司原装现货

    2019-10-28
  • UC3845AD8TR公司原装现货

    UC3845AD8TR公司原装现货

    2019-10-28
  • UC3845AN-电流模式PWM控制器

    UC1842A/3A/4A/5A家庭控制IC引脚兼容的引脚改良版的UC3842/3/4/5家庭。提供必要的功能,以控制电流模式开关模式电源用品,这个家庭有以下改进的功能。启动电流保证比0.5毫安。振荡器放电修剪到8.3毫安。在欠压锁定,输出阶段可以下沉低于1.2V超过5V的VCC至少10mA的。这个家庭的成员之间的差异,表中所示下面。 特点 •优化的离线和直流直流转换器 •低启动电流( •修整振荡器放电电流 •自动进馈补偿 •脉冲

    2012-11-23