型号 功能描述 生产厂家 企业 LOGO 操作
MC34271

Liquid Crystal Display and Backlight Integrated Controller

The MC34271 is a low power dual switching voltage regulator, specifically designed for handheld and laptop applications, to provide several regulated output voltages using a minimum of external parts. Two uncommitted switching regulators feature a very low standby bias current of 5.0 µA, and an op

ONSEMI

安森美半导体

MC34271

Liquid Crystal Display and Backlight Integrated Controller

ONSEMI

安森美半导体

Liquid Crystal Display and Backlight Integrated Controller

The MC34271 is a low power dual switching voltage regulator, specifically designed for handheld and laptop applications, to provide several regulated output voltages using a minimum of external parts. Two uncommitted switching regulators feature a very low standby bias current of 5.0 µA, and an op

ONSEMI

安森美半导体

LIQUID CRYSTAL DISPLAY AND BACKLIGHT INTEGRATED CONTROLLER

The MC34270 and MC34271 are low power dual switching voltage regulators, specifically designed for handheld and laptop applications, to provide several regulated output voltages using a minimum of external parts. Two uncommitted switching regulators feature a very low standby bias current of 5.0 µ

Motorola

摩托罗拉

CABLE ASSEMBLY RG401/U TNC MALE TO TNC MALE

文件:261.8 Kbytes Page:1 Pages

PASTERNACK

CABLE ASSEMBLY RG401/U TNC MALE TO TNC(LEAD FREE)

文件:228.98 Kbytes Page:1 Pages

PASTERNACK

MC34271产品属性

  • 类型

    描述

  • 型号

    MC34271

  • 制造商

    Rochester Electronics LLC

  • 功能描述

    - Bulk

更新时间:2025-11-19 23:41:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
FREESCALE
24+
QFP
33481
只做原装 公司现货库存
M0T
24+
NA/
4500
原装现货,当天可交货,原型号开票
MOTOROLA
2016+
QFP
2500
只做原装,假一罚十,公司可开17%增值税发票!
FREESCALE
25+
QFP
996880
只做原装,欢迎来电资询
MOTOROLA/摩托罗拉
22+
QFP32
100000
代理渠道/只做原装/可含税
Motoro
25+
25000
原厂原包 深圳现货 主打品牌 假一赔百 可开票!
FREESCAL
23+
BGAQFP
8659
原装公司现货!原装正品价格优势.
ON/安森美
2450+
TQFP32
6540
只做原厂原装正品终端客户免费申请样品
MOTOROLA/摩托罗拉
2023+
TQFP-48
5400
一级代理优势现货,全新正品直营店
MOT
25+
SOP-28
18000
原厂直接发货进口原装

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    MC34280电源集成电路提供两个升压稳压输出和一些电源管理监督功能。监管者采用脉冲频率调制(PFM)的。主升压调节器输出可外部调整从2.7V到5V。内部同步整流器是用来确保高效率(达到87%)。辅助调节器内置的可配置功率晶体管产生广泛的积极电压(可用于液晶显示屏的对比度电压使用)。该电压可调整,由+5 V至+25 V的外部电位器;或由微处理器,数字化,通过一个6位内部DAC。该MC34280是专为电池供电的手持式产品。随着低启动电压从1V和低静态电流(典型35毫安)的MC34280是最适合工作于12节AA / AAA电池。此外,监督的功能,如低电池检测,CPU电源上电复位,及后备电池控制,也

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