WMSIC Electronic Components

RALEC RTT038662FTP

ModelRTT038662FTP
Package0603
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

13 specifications

Core information

Product name
RALEC RTT038662FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT038662FTP
Electronic Component
1
Package
0603
Electronic Component
0.023g
Electronic Component
10
Electronic Component
BM0265966479
Electronic Component
Electronic Component
Electronic Component
5000

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

RTT038662FTP 厚膜贴片电阻产品概述

一、产品基本定位与品牌背景

RTT038662FTP是台湾旺诠(RALEC)推出的0603封装工业级厚膜贴片电阻,属于品牌常规小功率电阻系列,主打「小型化、高可靠性与成本平衡」。旺诠作为全球被动元器件头部厂商,在厚膜电阻领域拥有20+年工艺积累,该产品延续了品牌在批量一致性、环境适应性上的优势,适用于对体积、精度有基础要求的电子电路。

二、关键性能参数详细解析

核心参数围绕「小体积适配+工业级稳定」设计,关键指标的实际意义如下:

  1. 阻值与精度:额定阻值86.6kΩ,精度±1%——此为非标准整数阻值(区别于1k、10k等常规值),精准匹配需要特定分压比的电路(如音频偏置、传感器信号调理);±1%精度无需额外校准,满足90%以上工业/消费电子的基础应用需求。
  2. 功率与电压:额定功率100mW,最大工作电压75V——0603封装的典型功率等级,适配小电流信号电路(如数字电路上拉/下拉、模拟电路偏置);75V电压额定值远高于同功率电阻的常规水平(一般0603/100mW电阻电压约25V),拓宽了高压小电流场景(如低功耗电源电压采样)的适用性。
  3. 温度特性:温度系数±100ppm/℃,工作温度-55℃+155℃——±100ppm/℃意味着温度每变化100℃,阻值偏差仅±0.01%,宽温下性能稳定;-55℃至+155℃覆盖工业级(-40+125℃)与部分汽车级场景(-55~+150℃),可适应极端环境。

三、封装与工艺特点

  1. 0603封装优势:英制0603(公制1608,尺寸1.6mm×0.8mm),是贴片电阻中「小体积高密度」的典型选择,适合智能手机、智能穿戴、小型工业控制器等对PCB空间要求严格的设备。
  2. 厚膜工艺特性:采用「厚膜丝网印刷+激光修调」工艺——相比碳膜电阻更耐磨损、耐潮湿,相比薄膜电阻成本更低;激光修调可精准控制阻值至±1%,批量一致性达±0.5%以内(远高于行业平均水平)。
  3. 端电极可靠性:旺诠采用「镍 barrier 层+无铅焊层」多层端电极设计,兼容回流焊、波峰焊等主流工艺,焊接后抗剥离强度≥1.5N,长期使用不易虚焊。

四、典型应用场景

结合参数特性,该产品主要适配以下场景:

  1. 消费电子信号电路:智能手机音频偏置电阻、平板数字接口上拉电阻,小体积实现高密度布局;
  2. 工业传感器调理:温度/压力传感器的分压/滤波电路,宽温范围适应现场环境变化;
  3. 小型低功耗电源:DC-DC转换器电压采样电阻、线性稳压器限流电阻,75V电压满足低压差电源高压侧需求;
  4. 汽车电子辅助电路:车载中控按键电路、仪表盘指示灯限流电阻,宽温特性匹配汽车级环境(-40~+125℃);
  5. 通信设备小信号模块:路由器数字逻辑电路上拉/下拉电阻,批量一致性保证设备性能稳定。

五、可靠性与环境适应性

  1. 宽温稳定性:经过-55℃/155℃各30分钟、循环100次的高低温测试,阻值变化率≤0.1%,满足工业级可靠性要求;
  2. 耐环境性能:通过85℃/85%RH湿热测试(1000小时),阻值变化率≤0.5%;5%NaCl盐雾测试(96小时),端电极无腐蚀,适合沿海/潮湿环境;
  3. 过负载能力:1.25倍额定功率(125mW)过负载测试1000小时,阻值变化率≤0.2%,具备抗过流冗余能力。

总结:RTT038662FTP是一款性价比突出的工业级厚膜贴片电阻,以0603小体积实现了「±1%精度+宽温范围+高电压额定值」的平衡,适合对空间、可靠性有基础要求的各类电子设备,是旺诠小功率电阻系列的成熟代表。

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