回到顶部
/content/maximintegrated/zh/products/power/protection-control/protection-ics

利用单芯片方案保护系统电源,防止故障

系统电源保护IC通过缓解工业、医疗、电动汽车及其他环境下常见的反向电压、热插拔、过压、过流及过热故障条件的有害影响,防止现场故障和意外停工。

Maxim的完备系统故障IC集成反向配置MOSFET,实现可靠保护,响应时间仅为纳秒级。Maxim的可靠、小尺寸方案具有:

  • 浪涌电流限值
  • 电子熔丝/过载限值
  • 反向电压保护
  • 功率抑制
  • 热受控折返式限流
  • 电流监测

Power Protection Fundamentals
27:22 April 22, 2019


How to Add Overvoltage and Overcurrent Protection Using the MAX17561—Part I
5:15 September 17, 2018


How to Add Overvoltage and Overcurrent Protection Using the MAX17561—Part II
5:35 September 18, 2018

技术文档

*必填

Technical Documentation

技术文档

显示 10 / 返回顶部 100 结果 查看全部 结果

器件号 标题 文件类型 日期

特色产品

MAX20333N Adjustable Current-Limit Switch with Low Power Mode

The MAX20333/A/B/C/D/E/F/G/H/I/J/K/L/M/N programmable current-limit switches feature internal cu...

MAX20333M Adjustable Current-Limit Switch with Low Power Mode

The MAX20333/A/B/C/D/E/F/G/H/I/J/K/L/M/N programmable current-limit switches feature internal cu...

MAX20333L Adjustable Current-Limit Switch with Low Power Mode

The MAX20333/A/B/C/D/E/F/G/H/I/J/K/L/M/N programmable current-limit switches feature internal cu...

MAX14743EVKIT Evaluation Kit for the MAX14743

The MAX14743 evaluation kit (EV kit) is a fully assembled and tested circuit board that demonstr...

MAX14741EVKIT Evaluation Kit for the MAX14740/MAX14741/MAX14742/MAX20320

The MAX14741/MAX14742 evaluation kit (EV kit) is a fully assembled and tested circuit board that...

MAX14742EVKIT Evaluation Kit for the MAX14740/MAX14741/MAX14742/MAX20320

The MAX14741/MAX14742 evaluation kit (EV kit) is a fully assembled and tested circuit board that...
MAX20333 Adjustable Current-Limit Switch with Low Power Mode

MAX20333 Adjustable Current-Limit Switch with Low Power Mode

The MAX20333/A/B/C/D/E/F/G/H/I/J/K/L/M/N programmable current-limit switches feature internal cu...

MAX16141AEVKIT Evaluation Kit for the MAX16141A

The MAX16141A evaluation kit (EV kit) is a complete, fully assembled, and tested ideal diode con...

MAX16171EVKIT Evaluation Kit for the MAX16171

The MAX16171 EV kit is designed to evaluate the MAX16171, an ideal diode controller that protect...
MAX16171 Ideal Diode Controller with Reverse-Current Protection

MAX16171 Ideal Diode Controller with Reverse-Current Protection

The MAX16171 is an ideal diode controller that protects the load against damaging automotive tra...

MAX20084EVSYS MAX20084 评估板

MAX20084评估板(EV kit)为完全装配并经过测试的表贴PCB,用于评估MAX20084汽车应用双通道天线电源,带有I2C接口。使用I2C接口可独立配置每通道作为开关或LDO工作,并且...
  • 4.5V至28V宽输入电压范围(40V抛负载容限)
  • 2通道LDO/开关
  • 可使用I2C调节输出电压
  • 输出电流监测
  • 模拟输出
  • I2C ADC
  • 故障指示开漏输出
  • 高压使能控制输入(EN)
  • 经过验证的PCB布局
  • 完全装配并经过测试
MAX16141A 3.5V至36V理想二极管控制器,带有电压和电流断路器

MAX16141A 3.5V至36V理想二极管控制器,带有电压和电流断路器

MAX16141为理想二极管控制器,提供系统保护,防止各种系统故障,例如反向电流、过电流、输入过压/欠压以及过热条件。3.5V至36V较宽工作电压范围与5μA (典型值)关断电流相结合,使得M...
  • 较宽电压范围
    • 3.5V至36V工作电压范围
    • -36V至+60V保护电压范围
  • 省去分立式二极管功耗
  • 低功耗关断模式降低电池漏流
    • 5μA (典型值)关断电流
    • 内部开关在关断模式下隔离UVLO和OVLO电路
  • 将故障电源与负载隔离
    • 打开时双向电流阻塞
    • 打开时双向电压阻塞
  • 电流保护
    • 工厂可调节过流触发门限
    • 工厂可调节反向电流触发门限
  • 电阻可调节过压和过流触发门限
  • 符合汽车级应用
    • 工作电压低至+3.5V,支持冷启动
    • -40°C至+125°C工作温度范围
  • N沟道MOSFET栅极驱动器,VIN + 8V
  • 故障输出
    • UVLO、OVLO、过流、反向电流和热关断
MAX16141 3.5V至36V理想二极管控制器,带有电压和电流断路器

MAX16141 3.5V至36V理想二极管控制器,带有电压和电流断路器

MAX16141为理想二极管控制器,提供系统保护,防止各种系统故障,例如反向电流、过电流、输入过压/欠压以及过热条件。3.5V至36V较宽工作电压范围与5μA (典型值)关断电流相结合,使得M...
  • 较宽电压范围
    • 3.5V至36V工作电压范围
    • -36V至+60V保护电压范围
  • 省去分立式二极管功耗
  • 低功耗关断模式降低电池漏流
    • 5μA (典型值)关断电流
    • 内部开关在关断模式下隔离UVLO和OVLO电路
  • 将故障电源与负载隔离
    • 打开时双向电流阻塞
    • 打开时双向电压阻塞
  • 电流保护
    • 工厂可调节过流触发门限
    • 工厂可调节反向电流触发门限
  • 电阻可调节过压和过流触发门限
  • 符合汽车级应用
    • 工作电压低至+3.5V,支持冷启动
    • -40°C至+125°C工作温度范围
  • N沟道MOSFET栅极驱动器,VIN + 8V
  • 故障输出
    • UVLO、OVLO、过流、反向电流和热关断

MAX15162 8V to 60V Smart Dual 1.5A Circuit Breaker with Accurate Current Monitoring

The MAX15162/MAX15162A devices are dual-channel circuit-breaker ICs. The devices integrate a dua...

MAX16545BEVKIT120 Evaluation Kit for the MAX16545B/MAX16545C and MAX16543

This evaluation kit (EV kit) serves as a reference for evaluating Maxim’s MAX16545B/MAX16545C in...
MAX20333F Adjustable Current-Limit Switch with Low Power Mode

MAX20333F Adjustable Current-Limit Switch with Low Power Mode

The MAX20333/A/B/C/D/E/F/G/H/I/J/K/L/M/N programmable current-limit switches feature internal cu...

系统电源保护IC选型指南

最大
限流值
VIN 型号 特性 引脚-封装/尺寸 IC 评估
套件
250mA 4.5V 至 60V MAX17612A
MAX17612B
MAX17612C
限流器,带OV、
UV和反向保护
10-TDFN-EP
3mm x 3mm
购买
购买
购买
购买
购买
购买
1A 4.5V to 36V MAX17523 限流器,带OV、UV
和反向保护
16-TQFN
3mm x 3mm
购买 购买
4.5V to 60V MAX17608
MAX17609
MAX17610
限流器,带OV、UV
和反向保护
12-TDFN-EP
3mm x 3mm
购买
购买
购买
购买
购买
购买
2A 5.5V to 60V MAX14721
MAX14722
MAX14723
限流器,带OV、UV
和反向保护
20-TQFN
5mm x 5mm
购买
购买
购买
购买
3A 4.5V to 60V MAX17613A
MAX17613B
MAX17613C
限流器,带OV、UV
和反向保护
20-TQFN-EP
4mm x 4mm
购买
购买
购买
购买
购买
购买
4.2A 4.5V to 36V MAX17561
MAX17562
MAX17563
限流器,带OV、UV
和反向保护
14-TSSOP
5mm x 6.5mm
购买
购买
购买
购买
6A 5.5V to 60V MAX17525 限流器,带OV、UV、反向
保护和功率抑制,带外部
P-FET
20-TQFN
5mm x 5mm
购买 购买
5.5V to 60V MAX17526A 限流器,带OV、UV、反向
保护和功率抑制,带外部
P-FET
20-TQFN
5mm x 5mm
购买 购买

参考设计

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...

MAXREFDES1263: True Wireless Stereo Cradle and Earbuds

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

MAXREFDES1099: Miniature, 24V/500mA, No-Opto Flyback DC-DC Converter with 93% Efficiency Using the MAX17690

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

MAXREFDES1177: PoE Powered Device and 12V/600mA No-Opto Flyback DC-DC Converter Using the MAX17690 and MAX5969B

Power over Ethernet (PoE) is a technology that allows network cables to deliver power to a power...
Product Image

MAX17613AEVKIT

4.5V至60V,3A的过压,欠压保护和反向电流阻断功能。
Product Image

MAX17526AEVKIT

5.5V至60V,6A,具有过压/欠压,反向保护和功率限制。
Product Image

MAX17608EVKIT

具有反向电流阻断功能的4.5V至60V,1A,过压/欠压保护。