WMSIC Electronic Components

VISHAY TNPW12062M00BEEA

ModelTNPW12062M00BEEA
Package1206
BrandVISHAY
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

20 specifications

Core information

Product name
VISHAY TNPW12062M00BEEA
Type
1206
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Power
400mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
VISHAY
Electronic Component
TNPW12062M00BEEA
Electronic Component
1
Package
1206
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.034g
Electronic Component
2MΩ
Electronic Component
1
Electronic Component
BM0246759242
Operating Temperature
55℃~+155℃
Operating Voltage
200V
Electronic Component
±25ppm/℃

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

TNPW12062M00BEEA 产品概述

一、产品简介

TNPW12062M00BEEA 为 VISHAY(威世)系列的薄膜精密贴片电阻,封装为 1206(3216 公制)。基于提供参数,该器件阻值为 2 MΩ,标称精度 ±0.1%,温度系数(TCR)±25 ppm/℃,工作温度范围 -55℃ 至 +155℃。额定工作电压约 200 V,适用于对阻值稳定性和温漂有较高要求的精密模拟与测量电路。

二、主要参数

  • 阻值:2 MΩ
  • 精度:±0.1%(1/1000)
  • 温度系数:±25 ppm/℃
  • 封装:1206(薄膜贴片)
  • 工作温度:-55℃ ~ +155℃
  • 工作电压:200 V(最大额定电压需参照具体数据表)
  • 功率:资料中有“400 mW”和“1/4W(0.25 W)”两种表述,选型时请以正式数据表为准

三、关键特性与优势

  • 高精度:±0.1% 精度可满足精密分压、参考电路与仪表前端要求,降低系统校准频率。
  • 低温漂:±25 ppm/℃ 的 TCR 有利于温度变化下的阻值稳定,适合高稳定性应用。
  • 薄膜工艺:薄膜电阻具有更好的长期稳定性和噪声性能,较适合低噪放大器和滤波电路。
  • 宽温度范围与耐候性:-55℃ 至 +155℃ 的工作温度覆盖工业级甚至部分航天/军工需求(具体认证以数据表为准)。

四、典型应用场景

  • 精密测量仪表与数据采集系统(ADC 前端分压、参考电阻网络)
  • 精密放大器与滤波器电路的阻值网络
  • 医疗设备、工业控制与测试仪器中的高稳定阻抗元件
  • 高阻隔离与偏置网络(注意检查漏电与抗污性能)

五、封装与焊接注意事项

  • 1206 封装在 SMT 组装中常见,需按照推荐焊盘设计与回流曲线操作以保证焊接可靠性。
  • 对高阻值器件,焊接后表面清洁尤为重要,残留助焊剂或污染物会引起泄漏电流或阻值漂移,应使用适当清洗工艺并控制表面污染。
  • 在高湿环境或需要高绝缘的场合,考虑涂覆或封装以防泄漏和表面电导。

六、可靠性与测试建议

  • 建议在最终应用前进行温度循环与湿热测试以验证实际工况下的阻值漂移与稳定性。
  • 对于高电压应用,应验证耐压与绝缘电阻,2 MΩ 阻值下的漏电流影响更显著。
  • 长期漂移与噪声测试对高精度系统尤其重要,应在样机阶段完成。

七、选型与替代建议

  • 若需更高功耗或更低温漂,可考虑更大封装或专用高功率薄膜/金属膜电阻;反之若空间受限,可选 0805/0603 等更小封装的同系列产品(需核实是否有相同规格)。
  • 精度与 TCR 要求严格时,优先核对供应商完整数据表与批次证明,必要时要求样品与批量件做一致性验证。

八、总结建议

TNPW12062M00BEEA(VISHAY)凭借 ±0.1% 精度与 ±25 ppm/℃ 的低温漂,适合对稳定性与精度要求高的模拟与测量电路。封装为 1206,便于常规 SMT 生产。选型时请以厂商最终数据表为准,关注额定功率与最大工作电压、焊接后表面清洁及环境防护措施,以确保长期可靠运行。若需要,我可以根据您的电路工作电压、环境与精度预算,给出更具体的选型及布局建议。

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