WMSIC Electronic Components

FH RC-02K473JT

ModelRC-02K473JT
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-02K473JT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-02K473JT
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.022g
Electronic Component
47kΩ
Electronic Component
10
Electronic Component
BM0264548557
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-02K473JT 厚膜贴片电阻产品概述

一、产品基本定位

RC-02K473JT是风华高科(FH品牌)推出的0402封装通用型厚膜贴片电阻,针对高密度、小体积电子电路设计,平衡了性能稳定性、成本控制与环境适应性,适用于消费电子、工业控制、物联网等领域的通用信号调理、分压限流场景。该产品采用成熟厚膜工艺制造,符合无铅环保要求,是替代传统插件电阻、提升电路集成度的优选器件。

二、核心参数详解

  1. 阻值与精度:标称阻值47kΩ(采用3位有效数字表示法“473”,即47×10³Ω),精度±5%,属于通用级电阻范畴,可满足大多数电路对阻值匹配的基本需求,无需额外高精度电阻的成本投入。
  2. 功率与电压:额定功率62.5mW,是0402封装厚膜电阻的典型小功率规格;最大工作电压50V,低于该封装电阻的击穿电压阈值,确保电路工作时的安全余量,避免过压损坏。
  3. 温度特性:温度系数(TCR)±100ppm/℃,表示温度每变化1℃,阻值变化±0.01%,可适配环境温度变化较小的场景(如室内电子设备);工作温度范围-55℃~+155℃,覆盖工业级宽温区间,能在极端高低温环境下稳定工作。

三、封装与工艺特点

  1. 封装规格:采用0402英制封装(对应公制1005,尺寸为1.0mm×0.5mm),体积小、重量轻,可大幅提升PCB的集成密度,适配智能手机、智能穿戴等小型化设备的电路设计。
  2. 厚膜工艺优势:采用风华自主优化的厚膜浆料配方,通过丝网印刷、高温烧结工艺制造,相比薄膜电阻成本更低,且具有良好的抗过流能力;焊接兼容性强,支持回流焊、波峰焊等常规贴片工艺,焊接后阻值稳定性优异。
  3. 环保与合规:符合RoHS 2.0、REACH等国际环保标准,无镉、汞、铅等有害物质,满足全球市场的环保要求。

四、典型应用场景

  1. 消费电子领域:智能手机、平板电脑、智能手表等设备的信号调理电路(如麦克风偏置、按键分压)、电源管理模块的限流电阻,适配小体积、高密度设计需求。
  2. 工业控制场景:小型传感器接口电路(如温度传感器、压力传感器的信号分压)、PLC辅助电路的限流/分压元件,宽温范围可满足工业现场的高低温环境。
  3. 物联网设备:低功耗无线模块(如蓝牙、WiFi模块)的信号匹配电阻、电池管理电路的过流检测电阻,平衡性能与成本。
  4. 汽车辅助电路:车载信息娱乐系统的按键电路、氛围灯控制电路等非安全关键场景的电阻元件(注:若需车规级需确认对应型号,本型号为通用级)。

五、可靠性与稳定性

  1. 环境适应性:通过振动(10Hz~2000Hz,加速度10g)、冲击(峰值加速度50g,持续时间11ms)等可靠性测试,符合IEC 60068-2-6、IEC 60068-2-27标准,可承受运输与使用中的机械应力。
  2. 长期稳定性:1000小时高温老化(155℃)后,阻值漂移≤0.5%;湿度负荷(60℃,95%RH)测试后,阻值变化≤0.2%,确保设备长期工作的可靠性。
  3. 焊接可靠性:采用风华专利的端电极设计,焊接后附着力强,可避免焊接过程中的“立碑”“虚焊”等问题,提升生产良率。

该产品凭借稳定的性能、紧凑的封装与合理的成本,成为通用电子电路中替代传统插件电阻的主流选择,可满足多数中低端应用场景的核心需求。

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