WMSIC Electronic Components

VISHAY TNPW04022K00BEED

ModelTNPW04022K00BEED
Package0402
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
VISHAY TNPW04022K00BEED
Type
VISHAY
Minimum package
10000 圆盘

Technical parameters

Power
63mW
Electronic Component
Electronic Component
Electronic Component
VISHAY
Electronic Component
TNPW04022K00BEED
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.011g
Electronic Component
2kΩ
Electronic Component
1
Electronic Component
BM0246759436
Operating Temperature
55℃~+155℃
Electronic Component
±25ppm/℃
Resistor Type
Resistor
Electronic Component
Electronic Component

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

TNPW04022K00BEED — 0402 2kΩ ±0.1% 薄膜贴片电阻产品概述

一、产品简介

TNPW04022K00BEED 是 VISHAY(威世)系列高精度薄膜贴片电阻,封装为 0402(约 1.0 mm × 0.5 mm),标称阻值 2.00 kΩ,公差 ±0.1%,额定功率约 63 mW,温度系数(TCR)典型值 ±25 ppm/℃,工作温度范围 −55℃ 至 +155℃。该系列以薄膜工艺为基础,提供优良的阻值稳定性、低噪声和出色的长期漂移特性,适用于体积受限且对精度有较高要求的电子电路。

二、主要参数(概要)

  • 阻值:2 kΩ(2.00 kΩ)
  • 精度:±0.1%
  • 功率:63 mW(0402 封装典型额定功率)
  • 温度系数:±25 ppm/℃
  • 工作温度:−55℃ ~ +155℃
  • 封装:0402(SMD)
  • 类型:薄膜电阻(低噪、低漂)
  • 品牌:VISHAY(威世)

三、关键特性与优势

  • 高精度:±0.1% 公差满足精密测量与分压、放大器反馈等精细阻值需求。
  • 低 TCR:±25 ppm/℃ 降低温度带来的阻值漂移,适合温度敏感电路与补偿回路。
  • 薄膜工艺:相比碳膜或厚膜,薄膜具有更低的电噪声、更好的长期稳定性和更小的电阻漂移。
  • 小型化:0402 封装有利于高密度 PCB 布局,节省空间并降低引线电感。
  • 宽温度范围与可靠性:−55℃ 至 +155℃ 的工作温度覆盖工业级应用需求。

四、推荐应用场景

  • 精密模拟电路:运算放大器反馈、参考分压、采样电路等对阻值精度和稳定性要求高的场合。
  • 测量与传感器接口:传感器补偿、电桥电路、ADC 前端等。
  • 通信和移动设备:需要高可靠、低噪声的小尺寸电阻元件。
  • 航空航天、汽车电子(视认证要求):在宽温度和高可靠性环境下的精密电阻应用。

五、焊接与装配建议

  • 兼容主流无铅回流焊工艺(建议遵循 J-STD-020 峰值温度规范,典型峰值约 260℃);在回流焊时避免过长的高温暴露以保护元件稳定性。
  • 0402 封装尺寸很小,贴装过程中注意纠正贴装精度与锡膏量,建议使用细间距模板与精确的贴片机。
  • 焊盘设计应确保足够的焊膏量并兼顾热平衡,避免焊盘过大导致焊接应力或热冲击。
  • 回流后避免立即进行机器弯曲或强烈震动,应让 PCB 冷却稳定再进行后续加工。

六、可靠性与使用注意

  • 虽为高精度器件,但在长期运行与高温环境下仍需考虑功率去评级(derating),避免在高环境温度下长期满功率工作。
  • 存储与使用时避免潮湿、高温和机械应力,贴片电阻易受过度弯曲或冲击导致焊点裂开或电阻异常。
  • 在关键应用(医疗、汽车、航天等)中,建议参考厂商完整数据手册以获取详细的寿命、耐温循环、湿热和机械振动测试数据。

七、选型提示与替代方案

  • 若需要更高功率或更低阻值温漂,可考虑更大封装(如 0603、0805)或同厂更高级别产品。
  • 若对噪声极度敏感,可在选型时查看厂方的噪声等级与长期漂移测试结果;薄膜对噪声控制通常优于厚膜电阻。
  • 采购与批量设计前,请参考 VISHAY 官方数据手册(datasheet)获取完整的电气特性、环境测试结果及包装信息,以确保满足系统级可靠性要求。

如需我帮您整理该型号的详细数据手册关键页、焊接曲线建议或在常见电路中的替代型号对比,请告知具体需求。

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