WMSIC Electronic Components

Walsin WR02X1001FAL

ModelWR02X1001FAL
Package0201
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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
(Walsin) WR02X1001FAL
Type
WALSIN
Unit
Electronic Component
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
WR02X1001FAL
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.008g
Electronic Component
1kΩ
Electronic Component
10
Electronic Component
BM0259011967
Operating Temperature
55℃~+125℃
Operating Voltage
25V
Electronic Component
±200ppm/℃

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

华新科WR02X1001FAL厚膜固定电阻器产品概述

一、产品定位与核心特性

华新科(Walsin)WR02X1001FAL是一款针对高密度电子电路设计的小型化厚膜固定电阻器,核心定位为低功耗、高精度、宽温适配的通用型表面贴装电阻。其核心特性围绕小型化封装、稳定电气性能展开,具体包括:1kΩ精准阻值、±1%高精度偏差、50mW(1/20W)额定功率、0201(英制)/0603(公制)封装,以及覆盖工业级的-55℃~+125℃工作温度范围,可满足消费电子、工业控制等多场景的电路需求。

二、关键电气参数详解

该电阻器的电气参数经过严格校准,核心指标如下:

  1. 阻值与精度:阻值为1001标识(前三位有效数字100,第四位倍率10¹),即1kΩ,精度±1%,可满足多数电路对阻值偏差的控制要求(如信号分压、反馈网络等);
  2. 功率与电压:额定功率50mW(1/20W),适配低功耗电路设计;最大工作电压25V,需严格遵循以避免过压击穿;
  3. 温度特性:温度系数±200ppm/℃,表示温度每变化1℃,阻值变化±200×10⁻⁶,在-55℃~+125℃范围内,阻值最大变化量约36Ω(1kΩ×200ppm/℃×180℃),满足宽温环境下的稳定工作;
  4. 工作温度范围:-55℃~+125℃,覆盖工业级环境(如户外设备、车载辅助系统)的温度波动区间。

三、封装与物理特性

WR02X1001FAL采用0201/0603封装(英制0201对应公制0603,尺寸约0.6mm×0.3mm),是目前小型化表面贴装电阻的主流封装之一,具备以下物理优势:

  1. 小型化设计:适配高密度PCB布局(如智能手机、可穿戴设备的主板),有效缩小电路体积;
  2. 厚膜工艺:采用丝网印刷+高温烧结工艺制造,电阻膜层稳定、抗老化性能好,成本适中且适合批量生产;
  3. 端接兼容性:镀锡端接设计,兼容回流焊、波峰焊等表面贴装工艺,焊接后抗机械应力性能可靠,符合RoHS环保标准。

四、典型应用场景

凭借小型化、高精度与宽温特性,该电阻器广泛应用于以下领域:

  1. 消费电子:智能手机、平板电脑的信号调理电路(如音频接口、传感器分压)、电源管理模块的低功耗分压网络;
  2. 可穿戴设备:智能手环、手表的传感器接口电路(如心率传感器、加速度计的偏置调节);
  3. 工业控制:小型PLC、传感器模块的反馈电路(如温度传感器的信号校准);
  4. 汽车电子(辅助级):车载信息娱乐系统的低功耗电路(如中控屏的按键信号处理);
  5. 通信设备:小型基站、路由器的射频前端匹配电路(如滤波器阻抗匹配)。

五、可靠性与环境适应性

该产品的可靠性经过多轮测试验证,主要表现为:

  1. 温度稳定性:±200ppm/℃的温度系数在同类型厚膜电阻中处于常规偏优水平,可应对-55℃~+125℃的宽温环境波动;
  2. 耐湿性能:符合JIS C 5201等行业标准,在湿度90%RH~95%RH的环境下可稳定工作;
  3. 焊接可靠性:端接采用高温稳定的镀锡工艺,焊接后无虚焊、脱落风险,适配回流焊温度曲线(峰值245℃左右)。

六、选型与替代参考

  1. 同系列扩展:华新科WR02X系列提供多种阻值(如100Ω、2.2kΩ、10kΩ)、精度(1%、5%)、功率(50mW、100mW)选项,可根据电路需求灵活匹配;
  2. 替代品牌参考:若需替代,可选择国巨(Yageo)RC0201JR-071KL、三星(Samsung)RC0201JR-071KL等同规格产品,但需确认封装、功率、温度系数等参数一致;
  3. 应用注意事项:需避免工作电压超过25V、功率超过50mW,焊接时遵循0201封装的回流焊工艺规范,防止热损伤。

华新科WR02X1001FAL以其平衡的性能与成本优势,成为高密度电子电路设计中的常用选择,广泛覆盖消费、工业、汽车等多领域产品,是实现电路小型化与稳定运行的可靠元件。

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