ENGLISH • 简体中文 • 日本語 • 한국어 



   
 
请输入关键词或器件型号    


最新内容 产品 方案 设计 应用 技术支持 销售联络 公司简介



 
 概述
 
 产品线

 
推荐元件
 
 应用笔记
 
 新品发布
 
 设计指南







Maxim > 方案 > 电池管理

电池选择：1节Li+电池组(电池电压< 4.4V)

数据资料
显示 标题/型号 关键优势
QV  PDF 1.5A、USB/AC适配器双输入充电器与智能电池选择器
MAX8677C

经过优化的智能电源控制器，在支持系统负载供电的同时能够从USB/交流适配器获取最高的充电速率
QV  PDF SMBus Level 2电池充电器，提供远端检测
MAX8731A

低成本、SMBus充电器，集成双n沟道FET驱动器，可提供高达8A的充电电流
QV  PDF UCSP封装、1.8V、纳安级功耗、超摆幅比较器，带或不带基准
MAX9025, MAX9026, MAX9027, MAX9028



Key Specifications:   Battery Chargers
Part Number Cell Chemistry Number of Lithium-Ion cells Protected VIN (max) (V) Charging VIN (max) (V) Charge Rate Set by Max. Charge Current (A) Max. Charge Current (A) Charge Termination Charge Regulation Features EV-Kit Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX8677C  Li-Ion
Li-Polymer 		1 16 6.6 Logic Input
Resistor 		1.5 1.5 Min. Charge Current Linear
•Dual USB/Adapter Input
•Internal FET/Transistor
•Smart Power Selector
•Stand Alone
•Thermal Die Regulation
•Thermistor Input
•Timer
•USB Input
 Yes TQFN/24 17 -40 to +85
MAX8731A  Li-Ion
Li-Polymer 		1
2
3
4 		26 26 SMBus 8 8 Current Limit
Max. Voltage
Smart Battery Control 		Switchmode
•Input Current Limit
•Serial I/F
 Yes TQFN/28 26 -40 to +85
See All Battery Chargers (62)

Key Specifications:   Comparators
Part Number Number per Pkg. Typ Prop. Delay (ns) Input CMVR to Neg. Rail Rail to Rail Input Min. Total Supply (V) Max. Total Supply (V) Max. Supply Current per Comp. (µA) Typ VOS (mV) VOS (max) (mV) Logic Output Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX9027  1 14000 Yes Yes 1.8 5.5 1 0.3 5 CMOS UCSP/6 2 -40 to +85
MAX9028  1 14000 Yes Yes 1.8 5.5 1 0.3 5 Open Drain UCSP/6 2 -40 to +85
See All Comparators (83)

Key Specifications:   Comparators + Reference
Part Number Comps. per Pkg. Threshold (V) Internal Reference Accuracy (%) Typ Prop. Delay (µs) Supply Voltage (min) (V) Supply Voltage (max) (V) Max. Total Supply Current (µA) Prog. Hyst. Typ VOS (mV) VOS (max) (mV) Logic Output Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX9025  1 1.236 1 20 1.8 5.5 1.7 No 0.3 5 Push-Pull UCSP/6 2 -40 to +85
MAX9026  1 1.236 1 20 1.8 5.5 1.7 No 0.3 5 Open Drain UCSP/6 2 -40 to +85
See All Comparators + Reference (42)
        •         •         •     隐私权政策     •     法律声明

    © 2009 Maxim Integrated Products版权所有