WMSIC Electronic Components

RALEC RTT02305JTH

ModelRTT02305JTH
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 RTT02305JTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT02305JTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.009g
Electronic Component
3MΩ
Electronic Component
50
Electronic Component
BM0265147838
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.

RTT02305JTH 贴片厚膜电阻产品概述

一、产品核心身份与定位

RTT02305JTH是台湾旺诠(RALEC)推出的小型化工业级贴片厚膜电阻,型号编码清晰对应关键属性:“02”代表0402封装,“305”为阻值编码(标称3MΩ),“J”标识精度等级(±5%),“TH”明确采用厚膜工艺制造。该产品定位为低功耗、高稳定、适配高密度PCB的通用电阻,覆盖消费电子、工业控制等多领域应用需求。

二、关键性能参数深度解析

1. 阻值与精度

标称阻值3MΩ(兆欧),精度±5%(J档标准),满足多数通用电路的阻值控制要求(如信号滤波、偏置电路)。

2. 功率与电压

  • 额定功率:1/16W(即62.5mW),适配电池供电设备的低功耗场景;
  • 额定工作电压:50V,实际应用需遵循“功率≤62.5mW”与“电压≤50V”双重限制,确保安全可靠。

3. 温度特性

  • 温度系数:±100ppm/℃,即温度每变化1℃,阻值变化±0.01%;
  • 宽温范围:-55℃~+155℃,覆盖工业低温(如户外设备)、高温(如LED驱动)场景,温度变化下最大阻值偏差≤±1%。

三、封装与工艺特性

1. 0402封装规格

  • 英制尺寸:0.04英寸(长)×0.02英寸(宽),对应公制1005,厚度≈0.3mm;
  • 优势:体积小、重量轻,适配智能手机、智能穿戴等高密度PCB布局,支持自动化SMT贴装。

2. 厚膜工艺核心

采用钌基电阻浆料+氧化铝陶瓷基片的印刷烧结工艺:电阻膜与基片结合牢固,兼具“成本低、长期稳定性好、抗老化能力强”特点,优于部分薄膜电阻的性价比。

3. 贴装兼容性

支持回流焊、波峰焊等主流工艺,引脚设计符合IPC标准,批量贴装良率≥99%。

四、典型应用场景

因体积小、低功耗、宽温稳定,该产品广泛用于:

  • 消费电子:智能手机音频前置放大、智能手表传感器接口;
  • 工业控制:PLC模拟量输入模块、温度传感器调理电路;
  • 汽车电子:车载仪表盘背光驱动、胎压监测(TPMS)低功耗电路;
  • 通信设备:路由器电源滤波、射频前端直流偏置;
  • 医疗设备:便携式监护仪信号调理、血糖检测仪低功耗电路。

五、可靠性与环境适应性

  1. 宽温循环稳定性:通过-55℃/155℃各30分钟、100次循环测试,阻值变化≤±1%;
  2. 抗老化能力:125℃条件下,长期工作老化率≤0.5%/1000小时;
  3. 机械可靠性:振动测试(10~2000Hz,1g加速度)持续2小时,阻值变化≤±0.5%;
  4. 环保合规:符合RoHS 2.0、REACH标准,不含铅、镉等有害物质。

六、品牌与品质保障

旺诠(RALEC)是全球被动元器件龙头,拥有30余年电阻制造经验,产品通过:

  • ISO 9001质量管理体系、IATF 16949汽车级认证;
  • UL、CUL等安全认证;
  • 批量生产良率≥99.5%,提供完整技术文档(datasheet、焊接指南)与售后支持,适配研发到量产全流程。

该产品以“小体积+宽温稳定+高性价比”为核心优势,是工业级、消费类电子领域的通用电阻优选方案。

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