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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 |
| 中文名称 | 美信 |
| 网址 | |
| 数据手册 | |
| 更新时间 | 2026-2-5 13:10:00 |
| 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.
特性 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 |
|---|---|---|---|---|---|---|---|
MAXIN |
2403+ |
SSOP |
11809 |
原装现货!欢迎随时咨询! |
询价 | ||
MAXIM/美信 |
SSOP |
6698 |
询价 | ||||
MAX |
16+ |
SSOP16 |
10000 |
进口原装现货/价格优势! |
询价 | ||
2023+ |
SSOP |
3000 |
进口原装现货 |
询价 | |||
MAXIM |
2023+ |
SSOP |
5800 |
进口原装,现货热卖 |
询价 | ||
MAXIM |
25+ |
SSOP |
26200 |
原装现货,诚信经营! |
询价 | ||
Maxim(美信) |
2511 |
标准封装 |
6000 |
电子元器件采购降本30%!原厂直采,砍掉中间差价 |
询价 | ||
MAXIM |
25+ |
SSOP-16 |
445 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
MAXIM/美信 |
25+ |
SSOP |
15000 |
一级代理原装现货 |
询价 | ||
MAXIM |
2023+ |
SSOP |
53500 |
正品,原装现货 |
询价 |

