WMSIC Electronic Components

RALEC RTT031873FTP

ModelRTT031873FTP
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RALEC RTT031873FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT031873FTP
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
187kΩ
Electronic Component
1
Electronic Component
BM0265147704
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

RTT031873FTP 厚膜贴片电阻产品概述

一、产品基本定位与核心属性

RTT031873FTP是台湾旺诠(RALEC)推出的一款0603封装厚膜贴片电阻,属于通用型高精度小功率电阻范畴,专为电子设备小型化、高密度贴装及宽温环境应用设计。其核心参数明确匹配多数中低端工业控制、消费电子及汽车辅助系统的电路需求,无需额外适配即可满足基本电气性能要求。

二、关键电气性能参数解析

该电阻的电气性能围绕“高精度、宽温稳定、小功率适配”核心设计,具体参数如下:

  1. 阻值与精度:固定阻值为187kΩ,精度等级±1%——此精度可满足多数电路对阻值偏差的控制要求(如信号分压、基准电压建立等场景,无需因阻值偏差额外调整电路参数);
  2. 功率与电压能力:额定功率100mW(即1/10W),工作电压上限75V——适配低功耗电路的功率需求(如传感器信号调理、微控制器IO口限流等),电压能力可覆盖中等信号电平场景,避免击穿风险;
  3. 温度特性:温度系数为±100ppm/℃——意味着温度每变化1℃,阻值变化±0.0187Ω(计算公式:187kΩ×100×10⁻⁶);结合-55℃~+155℃的宽工作温度范围,极端温度下(如155℃相对-55℃变化210℃),阻值最大偏差约±3.93Ω,仍能保持电路性能稳定;
  4. 工作温度范围:-55℃至+155℃——覆盖工业级设备(如户外PLC、高温环境传感器)、部分汽车辅助系统(如车载显示屏背光控制)及高可靠性消费电子的温度需求,远优于普通消费级电阻(0℃~70℃)的温宽。

三、物理封装与可靠性设计

  1. 封装规格:采用0603英制封装(公制1608,尺寸约1.6mm×0.8mm)——体积小巧,适合高密度PCB布局(如智能手机主板、可穿戴设备模块),兼容主流SMT贴片机的自动化生产;
  2. 厚膜工艺优势:采用丝网印刷+高温烧结的厚膜工艺制造——相比薄膜电阻成本更低,且短时间过功率(如1.5倍额定功率)下耐过载能力更强,可降低电路瞬态冲击导致的失效风险;
  3. 可靠性保障:旺诠针对该产品设计了紧密的封装结构,可有效防止潮气侵入影响性能;同时通过高温高湿(85℃/85%RH)、温度循环(-55℃~155℃循环)、耐焊接热(260℃回流焊)等常规可靠性测试,符合工业级电阻的基本质量要求。

四、典型应用场景

RTT031873FTP的参数特性使其适配以下常见场景:

  1. 工业控制模块:PLC输入输出接口的分压/限流电路、工业传感器信号调理电路(如温度传感器的信号放大偏置);
  2. 消费电子:智能手机/平板的电源管理电路(如电池充放电检测的分压电阻)、可穿戴设备(智能手表/手环)的低功耗信号处理电路;
  3. 汽车辅助系统:车载显示屏背光控制电路、车内环境传感器(如温湿度传感器)的信号调理电路(低功率场景);
  4. 小型电子设备:智能家居控制器、便携式医疗设备(如血糖仪)的信号调理模块。

五、品牌与质量保障

  1. 品牌背景:RALEC(旺诠)是台湾老牌无源元件制造商,专注电阻、电容研发生产超过30年,产品广泛应用于全球电子行业,以“性价比高、可靠性稳定”著称;
  2. 环保与认证:该产品符合RoHS 2.0、REACH等欧盟环保标准,部分批次可提供AEC-Q200(汽车级)认证(需向供应商确认),适配汽车电子等对环保及可靠性要求较高的场景;
  3. 供货与兼容性:0603封装为通用贴片规格,供货稳定,可满足批量生产需求;同时兼容主流PCB设计软件(如Altium、Eagle)的封装库,无需额外定制。

该产品凭借平衡的性能与成本优势,成为中小批量电子设备中高精度小功率电阻的优选方案之一。

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