Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
MICROCHIP MCP1316MT-29LE/OT MCP1316MT
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MICROCHIP MCP1316MT-29LE / OT
- Type
- MICROCHIP
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- MICROCHIP
- Electronic Component
- MCP1316MT-29LE/OT
- Electronic Component
- 1
- Package
- SOT-23-5
- Electronic Component
- Supervisorand positions IC
- Electronic Component
- 0.032g
- Electronic Component
- 1
- Features
- positions; Gate
- Electronic Component
- BM0228088721
- Reset
- 140ms
- Operating Temperature
- 40℃~+125℃@(TA)
- Operating Voltage
- 1V~5.5V
- ICType
- positions / positions
- Output Type
- Electronic Component
- Voltage
- 2.9V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MCP1316MT-29LE/OT 产品概述
一、产品简介
MCP1316MT-29LE/OT 是 Microchip（美国微芯）推出的一款低功耗监控与复位芯片，属于简单复位/加电复位（POR）器件。器件监控单路电源电压，阈值为 2.9V，工作电压范围宽（1.0V～5.5V），工作温度范围为 -40℃ 到 +125℃（TA），适用于电池供电和工业级环境下的微控制器上电与运行监控。
二、主要特点
- 复位输出：开漏（open-drain），低电平有效，便于与多器件总线或上拉电路共用。
- 复位阈值：2.9V（用于电源低于阈值时触发复位）。
- 复位保持时间：典型 140 ms（上电时或阈值触发后保持复位时间）。
- 低静态电流：典型 Iq = 1 μA，适合低功耗系统。
- 附加功能：带手动复位（MR）输入与看门狗定时器（WDT），实现外部手动复位与看门狗上报失效保护。
- 单电压监控：监控一路电源，结构简单。
- 封装：SOT-23-5，适合空间受限的应用。
三、功能说明
MCP1316 在检测到 VDD 低于 2.9V 阈值时将强制 RST 输出为低电平，保持约 140 ms，直到电源稳定超过阈值并且定时完成后释放复位。复位输出为开漏，需要外部上拉电阻连接到系统的逻辑电平。手动复位（MR）引脚可通过按键或外部逻辑拉低以触发复位，看门狗功能用于在主控程序异常或长时间未喂狗时生成复位信号，提升系统可靠性。
四、典型应用
- 微控制器上电复位与看门狗监控（MCU、ARM、8/32 位控制器）。
- 电池供电设备与便携式电子（低静态电流利于延长待机时间）。
- 工业控制与通信设备（宽工作温度和宽电压范围）。
- 多节点系统中的集中复位管理（开漏输出便于线与结构）。
五、封装与订购信息
- 品牌：Microchip（美国微芯）。
- 型号：MCP1316MT-29LE/OT。
- 封装：SOT-23-5。
- 购买与器件替换前建议参考最新 Datasheet 以确认温度等级、门限容差与引脚排列。
六、设计建议与注意事项
- 复位输出为开漏，请在系统侧加上合适的上拉电阻（典型 10 kΩ，依据上拉电平与上升时间要求调整）。
- 在 VDD 引脚附近放置 0.1 μF 陶瓷去耦电容以保证上电瞬态稳定。
- 若需更长的复位保持时间，可在系统中采用外部延时电路或组合逻辑扩展，避免依赖器件内部定时以外的未知行为。
- 看门狗与手动复位的具体时序与门限，请以官方数据手册为准并在设计中留有测试验证。
MCP1316MT-29LE/OT 以其低功耗、开漏低电平复位和看门狗功能，为需要可靠上电复位与运行监控的小型嵌入式系统提供了简洁且经济的解决方案。若需要完整电气特性与引脚图，请查阅 Microchip 官方数据手册。
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