WMSIC Electronic Components

XBLW XLMV331IDCKR

ModelXLMV331IDCKR
PackageSC-70-5
BrandXBLW
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XBLW XLMV331IDCKR
Type
XBLW
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XBLW
Electronic Component
XLMV331IDCKR
Electronic Component
1
Package
SC-70-5
Electronic Component
Comparator
Electronic Component
0.038g
Power Supply
1.8V~5.5V
Electronic Component
1
Electronic Component
Electronic Component
Features
EMI / RF; ESD
Electronic Component
BM0265621931
Operating Temperature
40℃~+125℃
Comparator
Electronic Component
Output Type
Electronic Component
Static Current(Iq)
32uA

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

XLMV331IDCKR 单路精密比较器产品概述

XLMV331IDCKR是芯伯乐(XBLW)针对低功耗、小尺寸场景优化的单路精密比较器,具备轨到轨输入、开漏输出、宽温范围等核心特性,可精准完成电压比较任务,适配工业、消费电子、汽车等多领域的应用需求。以下从产品特性、参数、应用等维度详细解析。

一、核心特性梳理

XLMV331IDCKR的设计聚焦“精准、低耗、小型化”三大核心,关键特性包括:

  1. 单路比较器架构:单通道设计,结构简洁,可针对性完成单路电压信号的比较判断;
  2. 轨到轨输入:输入信号可接近电源轨(VCC与GND),无需额外电平转换电路,简化前端设计;
  3. 开漏输出:输出电平灵活可调,通过外接上拉电阻可适配3.3V、5V等不同逻辑电平系统;
  4. 微功耗运行:静态电流仅32μA,适合电池供电设备,降低功耗消耗;
  5. 工业级宽温:工作温度覆盖-40℃~+125℃,可适应 harsh 环境(如户外、汽车舱内);
  6. 超小封装:采用SC-70-5封装,尺寸仅1.6mm×1.2mm×0.5mm,节省PCB空间,适配便携式设备。

二、关键参数深度解析

XLMV331IDCKR的参数针对实际应用场景优化,核心参数的性能优势明显:

  • 输入失调电压(Vos):1mV
    小失调电压是精密比较的基础,1mV的Vos可确保在检测毫伏级电压差时(如电池剩余电量的微弱变化),输出判断的误差被控制在极小范围,避免误判。

  • 输入偏置电流(Ib):5pA
    极低的输入偏置电流,几乎不会对高阻抗输入源(如热电偶、光电传感器、高阻值分压电路)造成信号拉低,能准确采集传感器输出的微弱信号,适配对输入阻抗敏感的场景。

  • 传播延迟(tpd):100ns
    100ns的快速响应时间,可满足高速信号检测需求(如数据通信中的信号电平判断、脉冲信号的有无检测),避免因延迟导致的信号丢失或误判。

  • 滞后电压(Vhys):3mV
    内置3mV滞后电压,可有效抑制输入信号波动(如电源噪声、电磁干扰导致的信号抖动)引起的输出振荡,提升比较结果的稳定性,无需额外设计外部滞后电路。

  • 共模抑制比(CMRR):78dB
    78dB的高CMRR,可大幅抑制共模干扰(如电源纹波、环境电磁干扰),即使在噪声复杂的工业环境中,也能保持输入信号的准确性,提升抗干扰能力。

  • 静态电流(Iq):32μA
    微功耗设计,在持续工作状态下,32μA的电流消耗可显著延长电池供电设备(如智能手环、便携式医疗设备)的续航时间,降低电源设计成本。

三、典型应用场景

XLMV331IDCKR的参数特性使其适配多类应用场景:

  1. 电池供电设备的电压监测
    低功耗(32μA)+ 轨到轨输入,可精准检测3.7V锂电池、1.5V干电池等的剩余电量,输出高低电平指示充电状态或低电量告警,适配手机、智能穿戴设备。

  2. 工业传感器信号比较
    宽温(-40~125℃)+ 低偏置电流(5pA),可适配工业环境下的高阻抗传感器(如温度传感器、压力传感器),将传感器输出的微弱信号与阈值比较,输出控制信号(如温度过高告警)。

  3. 高速信号检测
    100ns传播延迟,可用于数据通信中的信号电平判断(如UART、SPI总线的信号有无检测),或脉冲信号的频率监测,确保实时响应。

  4. 汽车电子辅助电路
    工业级宽温+高CMRR,可用于汽车的电池状态监测、温度控制(如发动机舱温度告警)、灯光控制等辅助电路,适应汽车舱内的温度和电磁干扰环境。

  5. 便携式医疗设备
    小封装(SC-70-5)+ 低功耗,可集成到血糖仪、血压计等便携式医疗设备中,检测生理信号的阈值(如血糖浓度超过阈值告警),兼顾尺寸与续航。

四、封装与可靠性设计

XLMV331IDCKR采用SC-70-5超小型表面贴装封装,具备以下优势:

  • 空间节省:尺寸仅为1.6mm×1.2mm×0.5mm,可在高密度PCB布局中灵活集成,适配小型化设备;
  • 可靠性:封装符合工业级标准,可承受振动、冲击等环境应力,结合宽温范围,满足工业和汽车级应用的可靠性要求;
  • 焊接兼容性:表面贴装设计,兼容常规SMT焊接工艺,降低生产难度。

五、选型优势总结

与同类比较器相比,XLMV331IDCKR的核心优势在于:

  1. 高阻抗适配:5pA的输入偏置电流是同类产品中的优势指标,可精准采集高阻抗传感器信号;
  2. 稳定性提升:3mV内置滞后电压避免输出振荡,无需外部电路优化;
  3. 综合性价比:小封装、低功耗、宽温范围的组合,可同时满足尺寸、功耗、环境适应性的需求,降低系统设计成本。

综上,XLMV331IDCKR是一款针对多场景优化的单路精密比较器,在低功耗、小尺寸、抗干扰等方面表现突出,是工业、消费电子、汽车等领域电压比较需求的高性价比选择。

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