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电源保护和控制IC用于监测负载的输入电压,以确保供电电压在规定范围之内。如果检测到超限电压,保护和控制IC则对电压或电流进行调整,或关断电源,以保护负载不受损坏。如果输入电压意外反向,或者输出电压短路至较高电压轨,反向电压保护可防止系统损坏。

电源保护和控制IC提供从负载开关(例如USB电源开关)到完全可配置过流/过压及欠压保护等丰富的功能。专用保护和控制电路可管理冗余电源系统和浪涌电流,支持热插拔应用。


Power Protection Fundamentals
27:22 April 22, 2019

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器件号 标题 文件类型 日期

热插拔

March 22, 2021

热插拔集成电路在带电插入线卡时对浪涌电流加以控制,从而避免系统失效。这些IC还能够在大功率系统的常规操作中提供限流。Maxim的热插拔解决方案可理想用于网络、服务器、存储和电信系统。

保护IC

November 19, 2020

Maxim的过压和过流保护IC集成了功率MOSFET,提供可靠的故障保护。集成FET支持独特的管芯温度监测和内部检测电阻,实现可靠限流,提供比传统方案更可靠的保护。

USB电源开关

October 25, 2019

Maxim的USB电源开关有效保护USB端口,并支持高达4 A的限流,符合所有USB规范。经过AECQ-100认证的USB开关设计用于汽车产品。

特色产品

参考设计

MAXREFDES1238: Scalable, Single Input, 6 Output, Power Solution for the Versal ACAP Platform

In this design a single 12V input supplies a circuit which outputs 6 separate rails ranging from...

MAXREFDES1263: True Wireless Stereo Cradle and Earbuds

This solution demonstrates a small size, low power, high effective, high accuracy power manageme...

MAXREFDES1260: Li Battery Charger and Monitor System with 3A USB-C Input

The purpose of MAXREFDES1260 is to solve the problem of high-voltage fast charging of 2S battery...

MAXREFDES9002: C-source Reference for Operating the DS28E18 from Cortex-M4 GPIO Pins

Extend an I2C and SPI interface using the DS28E18 with included M4 compatible 1-Wire API and C-d...
MAXREFDES179#参考设计板

MAXREFDES179#参考设计板

The MAXREFDES179 reference design is a complete Universal Serial Bus (USB) type-C PD solution fe...

MAXREFDES1275: 1A,3-Channel LED Driver in Buck Configuration using MAX20050 and its dimming control using MAX32630FTHR

The MAX20050 is a high-brightness LED driver for automotive exterior lighting applications.

MAXREFDES1046:宽输入范围、3.3V/3A输出同步整流、降压型DC-DC转换器,两层电路板设计降低成本

The MAX17574, high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrat...

MAXREFDES1102:小尺寸、24V/250mA、无光耦、反激DC-DC转换器,92%效率

The MAX17690 implements an innovative algorithm to accurately determine the output voltage by se...

MAXREFDES1105: Miniature, 5V/2A, Synchronous, No-Opto Flyback DC-DC Converter with 90.4% Efficiency Using MAX17690 and MAX17606

Due to its simplicity and low cost, the flyback converter is the preferred choice for low-to-med...

MAXREFDES1045: Two-Layer Board, 5V/3A, Wide-Input, Synchronous, Step-Down DC-DC Converter Using the MAX17574

The MAX17574, high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrat...

MAXREFDES1037:72W Offline Flyback Converter

The MAX17595 is a peak-current-mode controller for designing wide input-voltage flyback regulato...

MAXREFDES1004:-73V至-35V输入、5V/100mA输出、Boost转换器

The MAX668/MAX669 constant-frequency, pulse-width modulating (PWM), current-mode DC-DC controlle...

MAXREFDES1088:小尺寸、12V/250mA、同步、无光耦、反激DC-DC转换器,91.9%效率

Due to its simplicity and low cost, the flyback converter is the preferred choice for low-to-med...

MAXREFDES1106: Miniature, 12V/1A, Synchronous, No-Opto Flyback DC-DC Converter with 92% Efficiency Using MAX17690 and MAX17606

Due to its simplicity and low cost, the flyback converter is the preferred choice for low-to-med...

MAXREFDES1101:Miniature, 12V/500mA, No-Opto Flyback DC-DC Converter with 90% Efficiency

Due to its simplicity and low cost, the flyback converter is the preferred choice for low-to-med...