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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

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 页 |
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 | |
更新时间 | 2025-7-5 23:00:00 |
人工找货 | 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:
正
- 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:
是
- 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 |