WMSIC Electronic Components

Walsin WR08X0000FTL

ModelWR08X0000FTL
Package0805
Brand(Walsin)
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
(Walsin) WR08X0000FTL
Type
WALSIN
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
WR08X0000FTL
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.034g
Electronic Component
0Ω
Electronic Component
1
Electronic Component
BM0227327944
Operating Temperature
55℃~+155℃
Operating Voltage
150V
Electronic Component
200ppm/℃~+400ppm/℃
Resistor Type
Resistor

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

WR08X0000FTL 零欧姆电阻器(表面贴装跳线)产品概述

一、产品核心定位与基本属性

WR08X0000FTL是华新科(Walsin)推出的厚膜零欧姆表面贴装电阻器,本质是替代传统跳线的低阻连接元件。它采用0805英制封装(对应公制2012尺寸),专为自动化贴片生产设计,解决了传统跳线手工焊接效率低、可靠性差的问题,同时保留了低阻连接的核心功能,是PCB设计中常用的“隐形跳线”。

二、关键参数详解与实际意义

1. 阻值与精度

标称0Ω,精度±1%——并非绝对零电阻(实际寄生电阻极小),±1%的精度确保不同批次或温度下,阻值波动可忽略,不会影响电路连接的低阻特性。

2. 功率与最大电流

125mW额定功率,对应最大承载电流1.5A——这是实际使用中更具参考性的参数(P=I²R,寄生电阻下,1.5A电流不会导致功率过载),适合小到中电流的连接场景。

3. 工作电压与耐压

150V直流/交流耐压——避免过压击穿,可满足大多数低压电路的安全需求(如消费电子、工业控制的常规电压范围)。

4. 温度特性

温度系数-200+400ppm/℃,工作温度-55℃+155℃——工业级宽温范围,适应从低温户外设备到高温电源模块内部的稳定工作,温度变化对阻值的影响在可接受范围内。

5. 封装规格

0805(2.0mm×1.2mm)——标准表面贴装尺寸,兼容主流PCB设计软件的封装库,焊接工艺适配回流焊、波峰焊,良率高。

三、封装适配性与生产优势

0805封装是电子行业通用标准,具有以下适配优势:

  • 尺寸紧凑:适合高密度PCB布局,尤其在智能手机、智能穿戴等小型化设备中,有效节省空间;
  • 自动化兼容:无需手工焊接,可通过SMT贴片机批量生产,大幅提升生产效率,降低人工成本;
  • 焊接可靠性:引脚间距符合IPC标准,回流焊后焊点牢固,抗振动、抗冲击性能优于传统跳线,适合车载、工业控制等对可靠性要求高的场景。

四、品牌可靠性与合规性

华新科作为全球知名被动元器件制造商,在厚膜电阻领域工艺成熟:

  • 严苛测试:通过温度循环(-55℃+155℃,1000次)、湿度测试(85℃/85%RH,1000小时)、振动测试(102000Hz,2g加速度)等,确保长期稳定;
  • 环保合规:符合RoHS 2.0、REACH标准,无铅无卤,适配绿色电子产品生产;
  • 一致性好:批量产品阻值、性能一致性高,减少PCB后期调试工作量。

五、典型应用场景

WR08X0000FTL覆盖多领域:

  1. 替代传统跳线:PCB设计中用零欧电阻替代跨接导线,简化布线,提高生产效率;
  2. 测试与校准:预留位置焊接后可作为测试点(需断开时可拆除),方便电路调试;
  3. 信号路径连接:高速信号路径中低阻连接,保证信号完整性,避免额外压降;
  4. 电源模块短接:小电流电源模块(5V/1A以下)中,用于电源轨短接或电容接地;
  5. 工业控制电路:PLC、传感器模块等工业设备中,适应宽温环境,稳定连接不同模块。

总结

WR08X0000FTL是高性价比的厚膜零欧贴装电阻,凭借华新科的可靠品质、工业级宽温特性、标准封装适配性,成为替代传统跳线的首选元件,广泛应用于消费电子、工业控制、车载电子等领域,有效提升电路设计灵活性与生产效率。

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