WMSIC Electronic Components

RALEC RTT2520R0FTE

ModelRTT2520R0FTE
Package2512
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 RTT2520R0FTE
Type
RALEC
Minimum package
4000 圆盘

Technical parameters

Power
1W
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT2520R0FTE
Electronic Component
1
Package
2512
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.061g
Electronic Component
20Ω
Electronic Component
1
Electronic Component
BM0265147764
Operating Temperature
55℃~+155℃
Operating Voltage
200V
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RTT2520R0FTE厚膜贴片电阻产品概述

一、产品定位与品牌背景

RALEC(旺诠)作为全球被动元器件领域的专业制造商,专注于电阻、电感等产品的研发与生产,其产品覆盖工业、汽车、通信等多领域,以高可靠性与成本效益著称。RTT2520R0FTE 是旺诠推出的1W高功率厚膜贴片电阻,针对中小功率、高精度需求的电路场景设计,兼顾性能稳定性与集成便利性,是工业控制、消费电子等领域的常用选型。

二、核心参数与性能特点

RTT2520R0FTE的核心参数围绕“功率承载、精度稳定、环境适应性”三大维度设计,关键特性如下:

  1. 阻值与精度:固定阻值20Ω,精度±1%,满足电源反馈、信号衰减等需要精准限流/分压的场景;
  2. 功率能力:25℃环境下额定功率1W,在2512封装中表现稳定,避免长期过载导致的阻值漂移;
  3. 温度特性:温度系数±100ppm/℃(即温度每变化1℃,阻值变化约0.002Ω),在厚膜电阻中属于中等偏优水平,适合温度波动较大的应用;
  4. 电压与温宽:最大工作电压200V,工作温度范围-55℃~+155℃,覆盖极端环境(如户外工业设备、高温电子模块);
  5. 工艺优势:采用厚膜工艺制造,通过丝网印刷、烧结形成电阻膜,抗腐蚀、阻值一致性好。

三、封装与物理特性

RTT2520R0FTE采用2512贴片封装(英制尺寸,对应公制约6.4mm×3.2mm×1.0mm),兼具功率承载与体积紧凑性:

  • 兼容常规回流焊、波峰焊工艺,适合自动化贴装生产;
  • 封装符合IPC标准,可直接集成于高密度PCB设计,无需额外空间调整;
  • 引脚采用耐焊接材料,焊接可靠性高,长期使用不易出现虚焊、脱焊。

四、典型应用场景

基于核心性能,RTT2520R0FTE适用于以下场景:

  1. 工业控制:PLC输入输出模块限流电阻、伺服驱动器电流采样电阻;
  2. 消费电子:LED驱动电源功率电阻、笔记本电池管理系统分压电阻;
  3. 通信设备:基站电源负载电阻、路由器/交换机信号调节电阻;
  4. 测试仪器:示波器/万用表校准基准电阻、信号发生器衰减电阻;
  5. 汽车电子:车载辅助系统(倒车雷达、胎压监测)信号处理电阻(部分型号支持AEC-Q200汽车级标准)。

五、可靠性与长期稳定性

厚膜工艺赋予RTT2520R0FTE良好的可靠性:

  • 抗冲击振动:电阻膜与陶瓷基体结合紧密,能承受常规机械振动(运输、工业现场);
  • 阻值漂移小:1000小时老化测试阻值漂移通常小于0.5%,满足工业设备长期稳定需求;
  • 环境耐受性:耐湿、耐盐雾性能符合IEC标准,适合潮湿、沿海环境应用。

六、选型与替代参考

若需替代或扩展选型,需注意:

  1. 参数匹配:确保封装(2512)、功率(1W)、阻值(20Ω±1%)、温度系数(±100ppm/℃)一致;
  2. 品牌替代:同规格可参考旺诠RTT2520系列,或国巨、风华高科等品牌符合参数的2512封装厚膜电阻;
  3. 工艺兼容:优先选择厚膜工艺产品,避免薄膜电阻因功率不足失效。

RTT2520R0FTE凭借稳定的功率承载、精准的阻值控制与宽温适应性,成为中小功率电路中高性价比的厚膜贴片电阻选型,广泛适配多领域电子设备的设计需求。

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