WMSIC Electronic Components

FH RC-02K2430FT

ModelRC-02K2430FT
Package0402
BrandFH
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
FH RC-02K2430FT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-02K2430FT
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.022g
Electronic Component
243Ω
Electronic Component
50
Electronic Component
BM0265117040
Operating Temperature
55℃~+155℃
Electronic Component
±100ppm/℃
Resistor Type
Resistor
Electronic Component
Electronic Component

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

RC-02K2430FT 厚膜贴片电阻产品概述

RC-02K2430FT是风华电子(FH)推出的一款0402封装厚膜贴片电阻,专为小型化、高密度电子设备设计,兼具宽温适应性与稳定电气性能,可满足消费电子、工业控制等多场景的小信号电路需求。

一、产品基本识别

型号“RC-02K2430FT”各部分对应关键信息:

  • RC:风华厚膜贴片电阻系列标识,代表厚膜烧结工艺与贴片封装特性;
  • 02:封装代码,对应公制1005(英制0402),即封装尺寸为1.0mm×0.5mm;
  • 2430:阻值编码,前三位“243”为有效数字,最后一位“0”为倍率(10⁰),故标称阻值为243Ω;
  • K:精度关联标识(实际精度为±1%,符合风华产品的精度定义逻辑);
  • FT:功率与工艺标识,对应额定功率1/16W(62.5mW)。

二、核心电气参数详解

该电阻的电气性能围绕“稳定、精准”设计,关键参数可支撑多场景应用:

  1. 阻值与精度:标称阻值243Ω,精度±1%,实际阻值范围为240.57Ω~245.43Ω,可满足信号调理、分压电路的基础精度需求;
  2. 额定功率:1/16W(62.5mW),适用于小信号电路(如传感器输出、低功耗IC偏置),避免大电流下的功率过载;
  3. 温度系数(TCR):±100ppm/℃,表示每变化1℃,阻值相对变化±0.01%。以工作温度范围为例:从-55℃到155℃(温差210℃),阻值最大变化量为243Ω×210×100×10⁻⁶≈5.1Ω,结合精度后总误差≤±3.1%,宽温下性能稳定;
  4. 工作温度范围:-55℃~+155℃,覆盖工业级与部分高温场景(如车载电子的高温区域)。

三、封装与物理特性

采用0402(1005)贴片封装,是小型化电子设备中常用的紧凑封装:

  • 尺寸:长1.0mm±0.1mm,宽0.5mm±0.1mm,厚度0.35mm±0.05mm,可大幅节省PCB空间,适合智能手机、智能穿戴等设备的高密度布局;
  • 电极设计:两端采用银钯合金电极,表面镀锡,兼容回流焊、波峰焊工艺,焊接后焊点牢固,抗机械应力能力强;
  • 结构:厚膜电阻层采用高温烧结工艺,表面覆盖耐温涂层,兼具抗湿性与耐腐蚀性,长期使用不易氧化。

四、环境适应性与可靠性

风华厚膜电阻的工艺特性赋予该产品良好的环境适应性:

  • 宽温稳定性:在-55℃~+155℃范围内,阻值漂移小,可满足工业控制、车载辅助电路等对温度敏感的场景;
  • 抗环境干扰:厚膜电阻的电阻层与涂层结构,可抵御潮湿、轻度腐蚀性气体(如室内环境的灰尘、水汽),失效率符合IEC 61000-4-2等标准;
  • 长期可靠性:经风华内部可靠性测试(如高温老化、温度循环),产品寿命可达10万小时以上,适合量产设备的长期稳定运行。

五、典型应用场景

RC-02K2430FT因小封装、宽温、精准的特点,适用于以下场景:

  1. 消费电子:智能手机、平板电脑的信号调理电路(如音频放大偏置、传感器信号滤波);
  2. 工业控制:PLC输入输出模块、传感器信号处理电路(如温度传感器的分压校准);
  3. 智能穿戴:智能手表、手环的低功耗电路(如心率传感器偏置电阻);
  4. 通信设备:小型路由器、交换机的射频匹配电路(0402封装适合射频信号阻抗匹配);
  5. 车载电子:车载中控辅助电路(如按键背光控制、低功耗传感器电路)。

六、品牌与选型建议

  • 品牌优势:风华电子(FH)是国内领先的被动元器件厂商,厚膜电阻生产工艺成熟,产品一致性好,可提供稳定供货与技术支持;
  • 选型注意:因额定功率仅62.5mW,需避免用于大电流电路(如电源输出端);若需更高功率,可选择同系列0603、0805封装产品;若需更高精度(如±0.1%),需切换至薄膜电阻系列。

该产品凭借紧凑封装、宽温稳定与精准性能,成为小型化电子设备中小信号电路的优选电阻之一,可满足多领域的设计需求。

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