WMSIC Electronic Components

RALEC RAT021002DTH

ModelRAT021002DTH
Package0402
BrandRALEC
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
RALEC RAT021002DTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RAT021002DTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±0.5%
Electronic Component
0.009g
Electronic Component
10kΩ
Electronic Component
1
Electronic Component
BM0265147746
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

RALEC旺诠RAT021002DTH 厚膜贴片电阻产品概述

RALEC旺诠RAT021002DTH是一款针对高密度PCB设计与中端精度需求打造的0402封装厚膜贴片电阻,凭借小体积、稳定精度及宽温适应性,成为消费电子、工业控制等领域的通用型电阻解决方案。

一、产品定位与核心身份

该电阻隶属于RALEC旺诠厚膜贴片电阻产品线,聚焦“小尺寸+精准阻值”双重核心需求:既适配智能手机、可穿戴设备等小型化产品的空间限制,又通过±0.5%精度覆盖多数中端电路的信号调理、分压限流场景,是替代常规1%精度电阻、提升电路精准度的高性价比选择。

二、核心参数全解析

RAT021002DTH的关键参数明确了性能边界,具体如下:

  1. 阻值与精度:标称阻值10kΩ,精度±0.5%(阻值范围9950Ω~10050Ω),比常规1%精度电阻的偏差缩小一半,可有效提升分压、信号放大电路的输出精准度;
  2. 功率与电压限制:额定功率62.5mW(0.0625W),连续工作时需控制功率损耗不超过该值;结合10kΩ阻值,最大允许工作电压为√(P×R)=25V(需注意:若实际工作电压为50V,需确认功率匹配,避免过功率损坏);
  3. 温度系数(TC):±100ppm/℃,即温度每变化1℃,阻值变化±0.01%(10kΩ对应±1Ω);在-55℃~+155℃范围内,最大阻值变化为±21Ω,满足工业级温度波动下的性能稳定;
  4. 环境参数:工作温度-55℃至+155℃,符合工业级标准,可适应严寒、高温等极端环境;存储温度为-40℃~+125℃(行业常规,需结合品牌 datasheet 确认)。

三、封装与工艺技术特点

  1. 封装规格:采用0402英制封装(对应公制1005,尺寸0.04英寸×0.02英寸/1.0mm×0.5mm),体积仅为0805封装的1/4,可显著提升PCB元件密度,适配小型化产品;
  2. 厚膜工艺优势:基于陶瓷基底印刷电阻浆料,经高温烧结成型,相比薄膜电阻成本更低、抗脉冲能力更强;端电极采用镍(Ni)+锡(Sn)镀层,焊接兼容性好,可通过回流焊、波峰焊等自动化工艺贴装,生产效率高;
  3. 稳定性设计:电阻膜层均匀性经优化,长期使用阻值漂移小,符合电子设备可靠性要求。

四、典型应用场景

RAT021002DTH的参数特性适配多领域场景:

  1. 消费电子:智能手机电源管理模块分压电阻、音频信号调理电路;平板电脑触控板滤波电阻;
  2. 工业控制:小型PLC输入输出限流电阻、传感器信号放大反馈电阻;
  3. 汽车电子:车载小型控制器(座椅调节、氛围灯)辅助电路电阻(需确认是否提供AEC-Q200汽车级认证);
  4. 通信设备:小型基站、路由器射频前端偏置电路电阻、信号衰减电阻;
  5. 医疗设备:小型监护仪心率/血氧采集电路分压电阻(需结合医疗级认证要求选择)。

五、可靠性与品质保障

RALEC对该产品的可靠性做了多重保障:

  1. 全参数测试:每批次经过阻值、功率、温度系数等测试,符合GB/T 11295、IEC 60115国际标准;
  2. 环境验证:通过高低温循环、湿热老化、振动冲击测试,确保极端环境下性能稳定;
  3. 认证支持:可提供ISO 9001、IATF 16949(汽车级)等认证文件,满足不同行业品质要求。

六、品牌与供应优势

RALEC旺诠是台湾老牌电阻制造商,专注研发30余年,产品覆盖全系列电阻:

  1. 供应稳定:年产能充足,可满足批量订单需求;
  2. 技术支持:提供完整datasheet与应用指导,助力客户优化电路设计;
  3. 性价比高:在±0.5%精度同类产品中,成本优势明显。

综上,RALEC旺诠RAT021002DTH是一款“小体积、高精度、高可靠”的厚膜贴片电阻,可有效解决电子设备高密度设计与中端精度需求的矛盾,是多行业电路设计的理想选择。

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