WMSIC Electronic Components

ADI/LINEAR MAX706ASESA+T MAX706ASESA

ModelMAX706ASESA+T
PackageSOP-8
BrandADI/LINEAR
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 23+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ADI(Analog Devices) / LINEAR MAX706ASESA+T
Type
ADI/LINEAR
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
MAX706ASESA+T
Electronic Component
1
Package
SOP-8
Electronic Component
Supervisorand positions IC
Electronic Component
1.75g
Electronic Component
1
Features
positions; Gate
Electronic Component
BM0265000546
Reset
200ms
Operating Temperature
40℃~+85℃@(TA)
Operating Voltage
2.7V~5.5V
ICType
Voltage Supervisor
Output Type
Electronic Component
Voltage
2.93V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MAX706ASESA+T 产品概述

一、产品简介

MAX706ASESA+T 是一款用于 +3V 系统的低成本电压监控器/复位发生器,隶属 ADI(亚德诺)/LINEAR 系列。器件集成电源电压闭锁、手动复位输入与看门狗定时器等功能,提供一个完整的系统复位管理解决方案。器件采用 SOP-8 封装,适合工业与消费类电子中对电源完整性与可靠性有中等要求的应用。

二、主要功能与电气特性

  • 监控电压范围(工作电压):2.7V 至 5.5V,可直接用于典型的 3.3V 系统。
  • 受监控电压数:单通道电压监控,阈值电压典型值为 2.93V(用于判断复位是否释放)。
  • 复位输出类型:推挽输出(push-pull),可直接对微控制器或其外围复位引脚进行拉高/拉低驱动,提供更强的驱动能力与确定的输出电平。
  • 复位极性:低电平有效(RESET 低电平表示处于复位状态)。
  • 复位超时:典型复位持续时间 200 ms,保证在电源不稳定或复位事件发生后,系统有足够时间完成初始化。
  • 手动复位输入(MR):外部按键或逻辑信号可触发复位,通常为低电平触发,将复位器件置于复位状态直至释放。
  • 看门狗定时器:内置看门狗,若被监控的主机在规定时间内未喂狗(喂狗脉冲),器件将强制输出复位,防止系统运行停滞。
  • 工作温度范围:-40℃ 至 +85℃(TA),满足车载非严格环境与工业级应用的温度要求。

三、典型应用场景

  • 嵌入式微控制器复位管理:保护 MCU 在电源掉电、上电过程中不进入不确定状态。
  • 工业控制与过程自动化:在噪声和瞬态频繁的环境中提高系统可靠性。
  • 消费电子产品:路由器、智能家居设备、便携设备的低成本电源监控方案。
  • 测试与维护平台:利用手动复位与看门狗功能实现远程或本地故障恢复。

四、典型使用建议

  • 复位输出直接驱动:利用推挽输出可直接驱动大多数 MCU 的复位引脚,无须外接大功率驱动器,但仍应参考目标器件的输入电流与时序限制。
  • MR 使用方式:将 MR 通过上拉电阻接至 VCC,在需要手动复位时将 MR 拉低;若无需手动复位功能可将 MR 直接上拉至 VCC。
  • 看门狗配置:按系统响应速度设置喂狗周期;确保在正常运行路径中定期向看门狗发送复位信号,避免误触发。
  • 电源去耦:在芯片电源引脚附近放置适当的旁路电容(如 0.1 µF 陶瓷),以抑制电源瞬变并确保监控精度。
  • PCB 布局:将监控器靠近被监控电源或被监控芯片放置,减少走线杂散干扰对阈值判断的影响。

五、关键优势与注意事项

  • 优势:功能集成度高(电压监控、手动复位、看门狗)、推挽输出驱动能力强、适配 3V 体系且成本较低,适合大规模应用。SOP-8 封装便于生产装配与散热。
  • 注意事项:阈值为 2.93V,为典型值,实际系统应考虑容差与温度漂移;在极端噪声环境下,必要时增加滤波与RC延时以避免误触发。设计时请参考器件完整的时序与输入/输出电流规范以保证兼容性与可靠性。

总结:MAX706ASESA+T 提供了一套简洁、可靠的电压监控与复位解决方案,适用于以 +3V 为主的嵌入式系统,凭借推挽输出、手动复位与看门狗等实用功能,可显著提升系统抗错误能力并简化外部电路设计。若需更详细的电气参数、时序图与典型电路,请参阅器件技术手册与参考设计。

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