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标题: MAX5977A设计的1V-16V热插拔控制方案 [打印本页]

作者: liyf 时间: 2011-4-28 11:15
标题: MAX5977A设计的1V-16V热插拔控制方案
本文介绍了MAX5977A/MAX5977B主要特性,方框图以及典型应用电路.MAX5977A/MAX5977B是1V-16V单电源热插拔控制器,能对系统提供最完整的保护.电流检测放大器输出精度1%,热插拔监视电压1V-16V,并具有电路中断器功能,主要用在通用热插拔,网络交换和路由器,服务器以及存储系统.
MAX5977A/MAX5977B主要特性:

1% Accurate Current-Sense Amplifier Output

Hot-Swap Monitors Operation from 1V to 16V

Integrated Charge Pump Fully Enhances the

External n-Channel FET (VGATE = VIN + 5V)

VariableSpeed/BiLevel? Fault Protection Provides

Electronic Circuit-Breaker Function

Output Latched Off After Fault Condition (MAX5977A)

Autoretry After Fault Condition (MAX5977B)

Power-Good Indicator

Calibration Mode

Small, 20-Pin, 4mm x 4mm, TQFN-EP Package

MAX5977A/MAX5977B应用:

General Hot-Swap

Network Switches and Routers

Servers

Storage Systems

图1.MAX5977A/MAX5977B方框图

图2.MAX5977A/MAX5977B典型应用框图

图3.MAX5977A/MAX5977B应用电路图

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