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MAX1742EEE集成电路(IC)的稳压器-DC-DC开关稳压器规格书PDF中文资料

MAX1742EEE
厂商型号

MAX1742EEE

参数属性

MAX1742EEE 封装/外壳为16-SSOP(0.154",3.90mm 宽);包装为卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带;类别为集成电路(IC)的稳压器-DC-DC开关稳压器;产品描述:IC REG BUCK ADJ/PROG 1A 16QSOP

功能描述

1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

封装外壳

16-SSOP(0.154",3.90mm 宽)

文件大小

597.96 Kbytes

页面数量

16

生产厂商 Maxim Integrated Products
企业简称

MAXIM美信

中文名称

美信半导体官网

原厂标识
数据手册

下载地址一下载地址二到原厂下载

更新时间

2025-6-22 20:00:00

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MAX1742EEE规格书详情

General Description

The MAX1742/MAX1842 constant-off-time, pulse-width-modulated (PWM) step-down DC-DC converters are ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. These devices feature internal synchronous rectification for high efficiency and reduced component count. They require no external Schottky diode. The internal 90mΩ PMOS power switch and 70mΩ NMOS synchronous-rectifier switch easily deliver continuous load currents up to 1A. The MAX1742/MAX1842 produce a preset 2.5V, 1.8V, or 1.5V output voltage or an adjustable output from 1.1V to VIN. They achieve efficiencies as high as 95.

Features

♦ ±1 Output Accuracy

♦ 95 Efficiency

♦ Internal PMOS and NMOS Switches

90mΩ On-Resistance at VIN = 4.5V

110mΩ On-Resistance at VIN = 3V

♦ Output Voltage

2.5V, 1.8V, or 1.5V Pin Selectable

1.1V to VIN Adjustable

♦ 3V to 5.5V Input Voltage Range

♦ 600μA (max) Operating Supply Current

♦ <1μA Shutdown Supply Current

♦ Programmable Constant-Off-Time Operation

♦ 1MHz (max) Switching Frequency

♦ Idle-Mode Operation at Light Loads

♦ Thermal Shutdown

♦ Adjustable Soft-Start Inrush Current Limiting

♦ 100 Duty Cycle During Low-Dropout Operation

♦ Output Short-Circuit Protection

♦ 16-Pin QSOP Package

Applications

5V or 3.3V to Low-Voltage Conversion

CPU I/O Ring

Chipset Supplies

Notebook and Subnotebook Computers

产品属性

  • 产品编号:

    MAX1742EEE+

  • 制造商:

    Analog Devices Inc./Maxim Integrated

  • 类别:

    集成电路(IC) > 稳压器 - DC-DC 开关稳压器

  • 包装:

    卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带

  • 功能:

    降压

  • 输出配置:

  • 拓扑:

    降压

  • 输出类型:

    可调节(可编程)

  • 输出数:

    1

  • 电压 - 输入(最小值):

    3V

  • 电压 - 输入(最大值):

    5.5V

  • 电压 - 输出(最小值/固定):

    1.1V(1.5V,1.8V,2.5V)

  • 电压 - 输出(最大值):

    5.5V

  • 电流 - 输出:

    1A

  • 频率 - 开关:

    1MHz

  • 同步整流器:

  • 工作温度:

    -40°C ~ 85°C(TA)

  • 安装类型:

    表面贴装型

  • 封装/外壳:

    16-SSOP(0.154",3.90mm 宽)

  • 供应商器件封装:

    16-QSOP

  • 描述:

    IC REG BUCK ADJ/PROG 1A 16QSOP

供应商 型号 品牌 批号 封装 库存 备注 价格
MAXIM/美信
22+
SSOP16
100000
代理渠道/只做原装/可含税
询价
MAXIM/美信
24+
NA/
25
优势代理渠道,原装正品,可全系列订货开增值税票
询价
MAXIM/美信
25+
SSOP16
54658
百分百原装现货 实单必成
询价
MAXIM/美信
2023+
SSOP16
5000
原厂全新正品旗舰店优势现货
询价
MAXIM
22+
SSOP16
3000
原装正品,支持实单
询价
MAXIM
23+
MSOP10
3200
全新原装、诚信经营、公司现货销售!
询价
Maxim
25+
25000
原厂原包 深圳现货 主打品牌 假一赔百 可开票!
询价
MAX1742EEE
2500
2500
询价
MAXIM
19+
QSOP-16
256800
原厂代理渠道,每一颗芯片都可追溯原厂;
询价
MAXIM
22+
SSOP16
8200
原装现货库存.价格优势
询价