WMSIC Electronic Components

MICROCHIP MCP9701T-E/LT MCP9701T

ModelMCP9701T-E/LT
Package5-TSSOP,SC-70-5,SOT-353
BrandMICROCHIP
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICROCHIP MCP9701T-E / LT
Type
MICROCHIP
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MICROCHIP
Electronic Component
MCP9701T-E/LT
Electronic Component
1
Package
5-TSSOP,SC-70-5,SOT-353
Electronic Component
Temperature Sensor
Electronic Component
±4℃
Electronic Component
0.17g
Electronic Component
1
Electronic Component
BM0263522073
Operating Voltage
3.1V~5.5V
Electronic Component
10℃~+125℃
Electronic Component
Electronic Component
Electronic Component
3000

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

MCP9701T-E/LT 模拟温度传感器产品概述

一、产品核心定位

MCP9701T-E/LT是美国微芯(Microchip)推出的低成本模拟温度传感器,专为宽温环境下的温度监测设计,兼具小封装、低功耗、宽电压适配等特性,可满足汽车、工业、消费电子等多领域的温度检测需求。

二、关键技术参数梳理

该传感器的核心参数需重点关注以下几点:

  1. 温度范围:-40℃至+125℃,覆盖汽车发动机舱、工业户外设备等极端环境的温度波动;
  2. 精度指标:全温度范围内精度为±4℃,在25℃典型工作点精度可达±1℃,满足大多数常规温度监测场景;
  3. 工作电压:3.1V至5.5V,兼容主流3.3V、5V嵌入式系统,无需额外电压转换;
  4. 输出特性:线性模拟电压输出,20℃时输出约0.6V,温度每变化1℃,输出电压变化约10mV(典型值),便于直接接入MCU的ADC接口;
  5. 功耗表现:典型工作电流仅10μA(3.3V供电),低功耗特性适合电池供电的便携式设备;
  6. 封装选项:提供3种小封装——SC-70-5(超小型)、SOT-353(微型)、5-TSSOP(薄型),适配不同PCB空间需求,其中SC-70-5封装尺寸仅1.6×1.6mm,适合高密度布局。

三、典型应用场景解析

  1. 汽车电子领域:

    • 发动机舱温度监测:耐受高温、振动环境,实时反馈发动机、变速箱等关键部件温度;
    • 车载电池管理:监测铅酸/锂电池温度,避免过充过放导致的热失控;
    • 空调系统温控:调节车内温度,提升舒适性。
  2. 工业控制场景:

    • PLC温度监测:接入可编程逻辑控制器,监控电机、变频器等设备过热状态;
    • 户外传感器节点:配合无线模块,实现工业现场远程温度采集;
    • 光伏逆变器温控:保护逆变器功率器件,延长设备寿命。
  3. 消费电子与医疗设备:

    • 便携式设备:如智能手环、移动电源的温度监测,保障电池安全;
    • 小型医疗仪器:如电子体温计、输液泵的温度校准与监控,满足医疗级基础需求。

四、设计优势与实用注意事项

  1. 核心设计优势:

    • 无需用户校准:内置线性补偿电路,输出与温度呈线性关系,无需额外校准步骤,简化系统设计;
    • 抗干扰能力:采用低噪声设计,减少电源波动、电磁干扰对输出的影响;
    • 宽温可靠性:部分版本符合AEC-Q100汽车级标准,适合严苛环境应用。
  2. 实用注意事项:

    • 电源滤波:模拟输出易受噪声干扰,建议在电源引脚并联10μF钽电容+0.1μF陶瓷电容滤波;
    • 布线要求:输出线远离高频信号线,避免串扰;
    • 封装选择:若空间受限优先选SC-70-5,若需更高散热性可选SOT-353。

五、选型补充说明

若需更高精度(如±0.5℃),可选择同系列MCP9700;若需数字输出(I2C/SPI),可考虑MCP9808;MCP9701T-E/LT的核心优势在于低成本+宽温+小封装,适合对精度要求不苛刻但需覆盖极端温度的场景。

该传感器以高性价比和宽环境适应性,成为工业、汽车等领域温度监测的常用选型之一,可直接替换同类模拟温度传感器,降低系统设计成本。

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