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MAX1644EAE集成电路(IC)的稳压器-DC-DC开关稳压器规格书PDF中文资料

MAX1644EAE
厂商型号

MAX1644EAE

参数属性

MAX1644EAE 封装/外壳为16-SSOP(0.209",5.30mm 宽);包装为卷带(TR);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 2A 16SSOP

功能描述

PLASTIC ENCAPSULATED DEVICES

封装外壳

16-SSOP(0.209",5.30mm 宽)

文件大小

137.65 Kbytes

页面数量

8

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

2025-7-5 23:00:00

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MAX1644EAE价格和库存,欢迎联系客服免费人工找货

MAX1644EAE规格书详情

General Description

The MAX1644 constant-off-time, PWM step-down DC-DC converter is ideal for use in applications such as PC cards, CPU daughter cards, and desktop computer bus-termination boards. The device features internal synchronous rectification for high efficiency and reduced component count. It requires no external Schottky diode. The internal 0.10Ω PMOS power switch and 0.10Ω NMOS synchronous-rectifier switch easily deliver continuous load currents up to 2A. The MAX1644 produces a preset +3.3V or +2.5V output voltage or an adjustable output from +1.1V to VIN. It achieves efficiencies as high as 95.

Features

♦ ±1 Output Accuracy

♦ 95 Efficiency

♦ Internal PMOS and NMOS Switches

    70mΩ On-Resistance at VIN = +4.5V

    100mΩ On-Resistance at VIN = +3V

♦ Output Voltage

    +3.3V or +2.5V Pin-Selectable

    +1.1V to VIN Adjustable

♦ +3V to +5.5V Input Voltage Range

♦ 360µA (max) Operating Supply Current

♦ < 1µA Shutdown Supply Current

♦ Programmable Constant-Off-Time Operation

♦ 350kHz (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 SSOP Package

Applications

    +5V to +3.3V/+2.5V Conversion

    CPU I/O Supply

    +3.3V PC Card and CardBus Applications

    Notebook and Subnotebook Computers

    Desktop Bus-Termination Boards

    CPU Daughter Card Supply

产品属性

  • 产品编号:

    MAX1644EAE

  • 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)

  • 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(2.525V,3.33V)

  • 电压 - 输出(最大值):

    5.5V

  • 电流 - 输出:

    2A

  • 频率 - 开关:

    最高 350kHz

  • 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(0.209",5.30mm 宽)

  • 供应商器件封装:

    16-SSOP

  • 描述:

    IC REG BUCK ADJ/PROG 2A 16SSOP

供应商 型号 品牌 批号 封装 库存 备注 价格
Maxim(美信)
24+
标准封装
10048
原厂渠道供应,大量现货,原型号开票。
询价
MAXIM
23+
SOP16
20000
全新原装假一赔十
询价
MAXIM
24+
SSOP-16
80000
只做自己库存,全新原装进口正品假一赔百,可开13%增
询价
MAX
23+
PLCC68
9526
询价
MAXIM/美信
22+
SSOP16
100000
代理渠道/只做原装/可含税
询价
MAXIM/美信
25+
SOP16
54682
百分百原装现货 实单必成
询价
MAXIM
SSOP16
6500
一级代理 原装正品假一罚十价格优势长期供货
询价
MAXIM
24+
SSOP16
20000
全新原厂原装,进口正品现货,正规渠道可含税!!
询价
MAXIM
0533+
SSOP-16
287
一级代理,专注军工、汽车、医疗、工业、新能源、电力
询价
MAXIM/美信
22+
SSOP16
500000
原厂渠道/找正品元器件就找宏桥达/实报实货/诚信第一/
询价