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MAX6324HUT23

产品分类: 电源监控芯片
厂牌: MAXIM INTEGRATED
产品描述: 是 27μA 280ms Active Low,Open Drain 1 1.2V 5.5V 是 否 SOT-23 贴片安装 2.9mm*1.63mm*1.1mm
供应商型号:
供应商:
标准整包数: 0
MAXIM INTEGRATED 电源监控芯片 MAX6324HUT23

MAX6324HUT23概述

    Product Introduction
    The MAX6323/MAX6324 μP Supervisory Circuits are advanced electronic components designed to ensure the reliability and safety of digital systems by monitoring power supplies and microprocessor activities. These circuits incorporate both a standard VCC monitor and a sophisticated watchdog timer that triggers a fault signal when the system operates outside its expected window of activity. The product family is available in two output variants: push-pull (MAX6323) and open-drain (MAX6324). Key features make them suitable for automotive, industrial, medical, and embedded control systems.
    Technical Parameters
    General Specifications:
    - Operating Voltage Range: 1.2V to 5.5V
    - Power Supply Current:
    - No load, RESET deasserted: 23µA (typical)
    - 45µA (maximum)
    - Watchdog Timer Thresholds:
    - Pre-set timeouts ranging from 1.5ms to 1.8s (eight options available)
    - Reset Threshold Voltage: Six factory-trimmed levels between 2.32V and 4.63V, with ±2.5% accuracy
    - Watchdog Input Pulse Width: Minimum 300ns
    - Environmental Range: Operates over an extended temperature range of -40°C to +125°C
    - Package: 6-pin SOT23, offering compact footprint and efficient heat dissipation
    Electrical Characteristics:
    - RESET Assertion: 100ms minimum after VCC exceeds reset threshold and manual reset (MR) is deasserted.
    - Reset Delay: Up to 280ms.
    - Input Protection: Voltage ranges accommodate noise immunity (-0.3V to +6.0V).
    Product Features and Advantages
    1. Dual Monitoring Capabilities: Combines a watchdog timer for continuous system health monitoring with a standard VCC monitor for power-up, power-down, and brownout detection.
    2. Precision Reset Thresholds: Six accurate thresholds covering key voltage levels, allowing tailored system protection.
    3. Low Power Consumption: Consumes minimal power (23µA typical), ideal for energy-efficient designs.
    4. Wide Operating Range: Extended temperature support (-40°C to +125°C) ensures reliability in harsh environmental conditions.
    5. Flexible Outputs: Push-pull (MAX6323) or open-drain (MAX6324) RESET outputs cater to diverse application needs.
    6. Factory Trimmed Configurations: Eight watchdog timeout options and six reset threshold levels provide flexibility for system integration.
    Application Case Studies and Recommendations
    Applications:
    - Automotive: Ensures safety in vehicle electronics by detecting microcontroller malfunctions during critical operations.
    - Industrial: Monitors real-time systems, preventing downtime due to voltage fluctuations or software issues.
    - Medical Devices: Critical in life-support systems where uninterrupted operation is essential.
    - Embedded Systems: Protects processors and peripherals from erratic behavior caused by power issues.
    Use Suggestions:
    - Use Bypass Capacitors: Implementing a 500pF capacitor on the VCC line minimizes noise-related resets.
    - Optimal Watchdog Timing: Select the appropriate watchdog timeout period based on application requirements to prevent unnecessary faults.
    - Ensure Proper Grounding: Proper grounding enhances the circuit's immunity to electromagnetic interference.
    Compatibility and Support
    The MAX6323/MAX6324 series supports both leaded and lead-free packaging. For automotive-grade components, specify with the "/V" suffix. Maxim Integrated offers comprehensive technical support, including sample availability and customization for non-standard versions.
    Common Issues and Solutions
    | Problem | Solution |

    | False Triggering of WDPO | Verify the pulse width of WDI matches the configured watchdog window. |
    | High Power Dissipation | Ensure proper heatsinking and reduce power consumption where feasible. |
    | Inconsistent RESET Behavior | Check the bypas

MAX6324HUT23参数

参数
输出类型 Active Low,Open Drain
人工复位
最小工作供电电压 1.2V
电池备用开关
看门狗计时器
复位 -
工作电源电流 27μA
监控数量 1
重置延迟时间 280ms
应用场景 -
最大工作供电电压 5.5V
长*宽*高 2.9mm*1.63mm*1.1mm
通用封装 SOT-23
安装方式 贴片安装
应用等级 汽车级
零件状态 停产
包装方式 卷带包装

MAX6324HUT23厂商介绍

Maxim Integrated(美信集成)是一家全球领先的半导体设计公司,专注于模拟、混合信号和微处理器解决方案。公司成立于1983年,总部位于美国加州圣何塞。

Maxim Integrated的主要产品分为以下几类:
1. 电源管理:包括电源管理IC、电池管理、电源转换器等,广泛应用于移动设备、工业控制等领域。
2. 微控制器:包括微处理器、微控制器等,应用于智能家居、物联网、医疗设备等领域。
3. 接口产品:包括以太网、串行通信、USB等接口产品,应用于通信、计算机等领域。
4. 传感器:包括温度、湿度、压力等传感器,应用于汽车、工业控制等领域。
5. 射频和无线:包括无线通信、射频放大器等产品,应用于无线通信、**通信等领域。

Maxim Integrated的优势在于:
1. 强大的研发能力:拥有超过4000项专利,持续推出创新产品。
2. 丰富的产品线:提供超过7万种产品,满足不同客户的需求。
3. 广泛的应用领域:产品广泛应用于消费电子、工业、汽车等领域。
4. 优质的客户服务:提供技术支持、定制解决方案等服务,满足客户的个性化需求。

MAX6324HUT23数据手册

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MAXIM INTEGRATED 电源监控芯片 MAXIM INTEGRATED MAX6324HUT23 MAX6324HUT23数据手册

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