WMSIC Electronic Components

RALEC RTT025230FTH

ModelRTT025230FTH
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RALEC RTT025230FTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT025230FTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
523Ω
Electronic Component
10
Electronic Component
BM0265147812
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.

RTT025230FTH 厚膜贴片电阻产品概述

一、产品基本定位与核心属性

RTT025230FTH是台湾旺诠(RALEC)推出的0402封装厚膜贴片电阻,属于小功率通用型电阻范畴。其核心定位是满足高密度贴装需求的小型化电路设计,针对消费电子、便携式设备、小型工业模块等场景,提供稳定可靠的阻值控制与环境适应性,是量产级电路设计的常规选型之一。

二、关键性能参数解析

该电阻的核心参数直接决定应用边界,具体解析如下:

  1. 阻值与精度:标称阻值523Ω,精度±1%——覆盖大多数通用电路需求(如分压、限流、信号调理),无需额外校准即可满足常规设计要求,适合对精度无极端要求的量产场景;
  2. 功率与工作电压:额定功率62.5mW,最大工作电压50V——属于小功率电阻,匹配低功耗电路(如传感器前端、小型电源辅助电路),电压规格可支撑中等强度信号传输;
  3. 温度系数(TCR):±100ppm/℃——表示温度每变化1℃,阻值漂移约百万分之一百。以工作温区-55℃~155℃为例,温差210℃时,阻值最大漂移约11Ω,结合±1%精度(5.23Ω),总误差范围可控在设计允许区间内;
  4. 工作温区:-55℃~+155℃——覆盖工业级环境温度波动(如户外小型设备、车载辅助电路的低温启动/高温工作场景),可靠性优于普通民用级电阻。

三、封装与工艺特点

  1. 0402封装:英制尺寸0402(对应公制1005,即1.0mm×0.5mm),是贴片电阻的小型化封装之一,适合高密度PCB设计(如智能手机主板、智能手环等紧凑空间),可有效节省电路布局面积;
  2. 厚膜工艺:采用厚膜印刷技术制备,相比薄膜电阻成本更低,且具备较好的抗机械应力能力,适合批量生产与常规应用场景(若追求极端精度则需选择薄膜电阻)。

四、典型应用场景

结合参数与封装特点,RTT025230FTH的典型应用集中在以下领域:

  1. 消费电子终端:智能手机、蓝牙耳机、智能手表的电源滤波电路、信号分压网络(如耳机接口阻抗匹配);
  2. 便携式设备:运动手环、智能体温计的传感器前端电路(低功耗需求匹配62.5mW功率);
  3. 小型工业模块:工业物联网(IIoT)节点的低功耗控制电路、小型传感器模块的信号调理;
  4. 车载辅助电路:车载USB接口过流保护辅助电路(宽温区适配车载环境温度波动)。

五、可靠性与环保标准

作为旺诠常规产品线,RTT025230FTH符合RoHS 2.0(无铅无镉)环保标准,且经过温度循环、湿度老化等常规可靠性测试,可满足量产产品的长期稳定性需求。其厚膜结构对湿度、轻度腐蚀环境具备一定抗性,适合多数民用与工业级应用。

六、选型注意事项

  1. 功率匹配:若电路功耗超过62.5mW,需更换更大功率封装(如0603、0805);
  2. 精度需求:若设计要求±0.1%级精度,需选择薄膜电阻替代;
  3. 环境适配:若工作温区超过155℃,需考虑175℃级高温电阻产品。

该产品凭借小体积、宽温区、成本优势,成为小型化电路设计的高性价比选型,适合对精度、功率无极端要求的量产场景。

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