WMSIC Electronic Components

RALEC RTT02104JTH

ModelRTT02104JTH
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 RTT02104JTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT02104JTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.009g
Electronic Component
100kΩ
Electronic Component
10
Electronic Component
BM0265577589
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.

RTT02104JTH 贴片厚膜电阻产品概述

RTT02104JTH是RALEC旺诠推出的一款小型化贴片厚膜电阻,以0402封装为核心设计,兼顾性能稳定性与成本优势,广泛适配通用电子电路的分压、限流、滤波等基础功能需求。

一、产品核心身份与定位

该电阻属于通用型贴片厚膜电阻,聚焦小型化电路设计场景——0402封装(英制尺寸1.0mm×0.5mm)为高密度PCB布局提供支持,阻值100kΩ、精度±5%的组合覆盖大多数工业与消费电子的常规电阻应用,功率1/16W(62.5mW)匹配0402封装的功率承载能力,是中小功率电子设备的理想基础元件。

二、关键性能参数解析

1. 阻值与精度

阻值固定为100kΩ,精度等级±5%——这是工业级通用电阻的典型精度,在满足电路基本功能的前提下,平衡了成本与性能:既避免了高精度电阻的溢价,又能保证信号调理、分压电路的输出稳定性(如100kΩ±5%的实际阻值范围为95kΩ~105kΩ,适配大多数模拟电路的误差容忍度)。

2. 功率与电压承载

  • 额定功率:1/16W(即62.5mW),是0402封装贴片电阻的标准功率等级,可满足中小电流电路的功耗需求;
  • 工作电压上限:50V——结合功率公式P=V²/R验证:50V²/100kΩ=25mW,远低于额定功率62.5mW,因此电压上限50V为安全工作范围,避免因电压过高导致的击穿风险。

3. 温度系数与宽温适应性

温度系数(TCR)为±100ppm/℃,即温度每变化1℃,阻值变化±0.01%;配合工作温度范围**-55℃~+155℃**,计算得极端温度下总阻值变化约±2.1%(温差210℃×100ppm=0.021),可稳定适配汽车电子、工业控制等对温度敏感的场景。

三、封装与工艺特点

1. 0402小型化封装

采用0402英制贴片封装,尺寸仅1.0mm(长)×0.5mm(宽)×0.35mm(厚),显著缩小PCB占用面积,适合智能手机、智能穿戴、小型通信模块等高密度布局的设备。

2. 厚膜工艺优势

基于厚膜丝网印刷烧结工艺制造:

  • 成本可控:相比薄膜电阻,厚膜工艺无需真空镀膜,生产效率高、成本更低;
  • 性能稳定:烧结后的电阻膜层附着力强,抗机械应力、抗老化能力优于部分薄膜电阻;
  • 批量一致性好:适合大规模自动化生产,阻值一致性满足SMT贴装的批量应用要求。

3. 贴片式安装兼容性

兼容标准SMT贴装工艺,可通过回流焊、波峰焊实现高效批量组装,无需额外手工焊接,降低生产复杂度与成本。

四、典型应用场景

RTT02104JTH的参数与封装特性,使其适配以下场景:

  1. 消费电子:智能手机、智能手表、蓝牙耳机等设备的信号调理电路(如麦克风前置放大的分压、电池管理的限流);
  2. 汽车电子:车载仪表盘、小型传感器模块(如胎压监测)的辅助电路(宽温范围-55~155℃符合汽车级环境要求);
  3. 工业控制:小型PLC、传感器接口电路的限流、分压元件(抗宽温与抗老化能力适配工业现场环境);
  4. 通信设备:小型基站、路由器的射频辅助电路(0402封装支持高密度PCB布局)。

五、可靠性与环境适应性

该电阻符合电子元器件通用可靠性标准(如IEC 60115系列),具备以下可靠性特点:

  • 宽温下长期稳定:-55~155℃范围内连续工作无明显性能衰减;
  • 抗机械应力:贴片封装焊接后抗振动、抗冲击能力强,适配移动设备或工业振动环境;
  • 耐环境老化:厚膜电阻膜层抗潮湿、抗腐蚀能力优于碳膜电阻,适合长期户外或工业环境应用。

综上,RTT02104JTH是一款高性价比的0402封装贴片厚膜电阻,以稳定的性能、小型化设计适配多领域电子设备的基础电阻需求,是工业与消费电子领域的通用优选元件。

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