WMSIC Electronic Components

FH RC-02K203JT

ModelRC-02K203JT
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-02K203JT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-02K203JT
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.022g
Electronic Component
20kΩ
Electronic Component
10
Electronic Component
BM0263676913
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.

RC-02K203JT 厚膜贴片电阻产品概述

RC-02K203JT是风华高科(FH品牌)推出的工业级厚膜贴片电阻,采用0402小封装设计,适配高密度PCB布局,核心参数满足一般信号调理、偏置电路等场景的性能需求。

一、产品基本信息与命名解析

RC-02K203JT属于风华厚膜贴片电阻系列,命名规则清晰对应关键特性:

  • RC:风华厚膜贴片电阻的系列标识;
  • 02K:封装代码,对应0402英制封装(公制1005);
  • 203:阻值代码,代表20×10³Ω=20kΩ;
  • JT:精度与温度系数标识,对应±5%精度、±100ppm/℃温度系数。

该产品为无引线表面贴装器件,兼容主流SMT自动化组装工艺,适合批量生产应用。

二、核心性能参数详解

RC-02K203JT的性能参数覆盖工业级应用的基本需求,关键指标如下:

1. 阻值与精度

阻值为20kΩ,精度等级±5%,满足非精密电路的阻值控制要求(如分压电路、信号衰减电路等场景的偏差需求)。

2. 功率与电压额定值

  • 额定功率:62.5mW(0.0625W),为产品允许的最大连续耗散功率;
  • 额定工作电压:50V,为产品允许的最大连续工作电压。

注意:实际使用需同时满足“功率≤62.5mW”和“电压≤50V”,避免过载导致性能下降或损坏。

3. 温度特性与宽温范围

  • 温度系数:±100ppm/℃(即温度每变化1℃,阻值变化±0.01%);
  • 工作温度:-55℃~+155℃,符合工业控制、汽车电子等领域的宽温应用标准。

4. 环保合规

产品符合RoHS环保要求,无铅无镉,满足国际电子行业的环保法规。

三、封装与工艺特性

1. 0402小封装设计

0402封装(尺寸约1.0mm×0.5mm)是小型化电子设备的主流封装之一,可显著节省PCB空间,适合手机、智能穿戴、小型通信模块等高密度布局场景。

2. 厚膜电阻工艺优势

采用厚膜丝网印刷、高温烧结工艺制备,具有以下特点:

  • 成本适中:相比薄膜电阻,厚膜工艺成本更低,适合中低端批量应用;
  • 性能稳定:烧结后的电阻膜层附着力强,抗机械应力、耐温老化性能较好;
  • 阻值范围宽:可覆盖从几欧到几兆欧的阻值区间,满足不同电路需求。

3. 焊接兼容性

无引线贴片结构,兼容回流焊、波峰焊等主流SMT工艺,焊接后焊点可靠性高,适配自动化生产流程。

四、典型应用场景

RC-02K203JT因体积小、成本适中、宽温稳定,广泛应用于以下场景:

  1. 消费电子:手机、平板的信号调理电路(如射频信号衰减、音频偏置);智能穿戴设备的传感器接口电阻(如心率传感器、加速度计偏置)。
  2. 工业控制:PLC(可编程逻辑控制器)的输入输出接口电阻;工业传感器(温度、压力传感器)的信号放大偏置电阻。
  3. 汽车电子:车载仪表盘的背光控制电路;小型车载传感器模块(如胎压监测辅助电路)的限流电阻(需确认产品符合汽车级认证要求)。
  4. 通信设备:小型基站、路由器的信号链路电阻;无线模块的非精密阻抗匹配电路。

五、选型与使用注意事项

  1. 功率降额:为延长产品寿命,建议实际工作功率不超过额定功率的80%(即50mW);
  2. 精度适配:若电路对阻值稳定性要求较高(如精密测量电路),需考虑温度漂移(155℃时漂移±1.3%),该产品不适合高精度场景;
  3. 静电防护:贴片电阻为静电敏感器件,组装过程中需采取静电防护措施(如接地、防静电手环);
  4. 焊接工艺:遵循风华提供的回流焊曲线(峰值温度230250℃,持续时间3060秒),避免过热导致阻值变化。

六、品牌与可靠性说明

RC-02K203JT由风华高科(FH品牌)生产,风华高科是国内领先的电子元器件制造商,厚膜电阻产品已通过ISO9001、RoHS等多项行业认证,批量生产一致性好,可满足客户的稳定供货需求。

本概述覆盖了RC-02K203JT的核心特性、应用场景及使用要点,可作为选型和电路设计的参考依据。

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