MAX1642中文资料美信数据手册PDF规格书
MAX1642规格书详情
General Description
The MAX1642/MAX1643 are high-efficiency, low-voltage, step-up DC-DC converters intended for devices powered by a single alkaline cell. They feature low quiescent supply currents and are supplied in the ultra-small µMAX package, which is only 1.1mm high. The guaranteed start-up voltage is 0.88V. Each device consists of an
Features
♦ Built-In Synchronous Rectifier
♦ 0.88V Guaranteed Start-Up
♦ Ultra-Small µMAX Package: 1.1mm High
♦ 83 Efficiency
♦ 4µA Quiescent Supply Current into BATT Pin
♦ 2µA Logic-Controlled Shutdown (MAX1642)
♦ Two Undervoltage Detectors (MAX1643)
♦ 2V to 5.2V Output Range
♦ 20mA Output Current at 1.2V Input
♦ Reverse Battery Protection
Applications
Pagers
Remote Controls
Pointing Devices
Personal Medical Monitors
Single-Cell Battery-Powered Devices
产品属性
- 型号：
MAX1642
- 功能描述：
直流/直流开关转换器 Integrated Circuits(ICs)
- RoHS：
否
- 制造商：
STMicroelectronics
- 最大输入电压：
4.5 V
- 开关频率：
1.5 MHz
- 输出电压：
4.6 V
- 输出电流：
250 mA
- 输出端数量：
2
- 最大工作温度：
+ 85 C
- 安装风格：
SMD/SMT
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MAXIM |
SSOP28 |
3000 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
ANALOG DEVICES |
22+ |
NA |
30000 |
原装正品支持实单 |
询价 | ||
MAXIM/美信 |
21+ |
SSOP28 |
3000 |
百域芯优势 实单必成 可开13点增值税发票 |
询价 | ||
MAXIM |
22+ |
SSOP-28 |
3000 |
原装正品,支持实单 |
询价 | ||
MAX |
23+ |
TSSOP |
4500 |
全新原装、诚信经营、公司现货销售! |
询价 | ||
MAXIM |
23+ |
SSOP |
3500 |
绝对全新原装!现货!特价!请放心订购! |
询价 | ||
MAXIM |
22+ |
MSOP8 |
5000 |
原装现货库存.价格优势!! |
询价 | ||
MAXIM |
2002+ |
SSOP-28 |
294 |
原装现货海量库存欢迎咨询 |
询价 | ||
24+ |
3000 |
公司现货 |
询价 | ||||
MAXIM |
2025+ |
SSOP-28 |
4675 |
全新原厂原装产品、公司现货销售 |
询价 |
