WMSIC Electronic Components

FH RC-02K4700FT

ModelRC-02K4700FT
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-02K4700FT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-02K4700FT
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0g
Electronic Component
470Ω
Electronic Component
50
Electronic Component
SMD Resistor
Electronic Component
BM0264548560
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-02K4700FT 厚膜贴片电阻产品概述

RC-02K4700FT是风华高科(FH品牌)推出的一款0402封装厚膜贴片电阻,针对低功耗、高密度电路设计需求优化,具备阻值精度稳定、封装紧凑、可靠性高的特点,广泛适配消费电子、工业控制等领域的信号调理与电源辅助电路。

一、核心参数全解析

RC-02K4700FT的核心参数明确覆盖中低端电子电路的常规需求,具体如下:

  • 阻值与精度:固定阻值470Ω,精度等级±1%,满足大多数信号放大、分压电路对阻值准确性的要求;
  • 功率规格:额定功率1/16W(即62.5mW),适配低功耗设计场景,避免功率冗余导致的成本浪费;
  • 封装尺寸:0402英制封装(对应公制1.0mm×0.5mm),是当前贴片电阻中体积最小的封装之一,可显著提升PCB布局密度;
  • 温度特性:温度系数±100ppm/℃,在-55℃~+125℃工作温度范围内,阻值漂移可控,常温下稳定性优异;
  • 工艺类型:厚膜电阻,采用丝网印刷、高温烧结工艺制造,抗环境应力(湿度、振动)能力优于薄膜电阻的部分应用场景。

二、产品特性深度解读

  1. 小封装高密度适配
    0402封装是消费电子、小型通信设备的主流选择,RC-02K4700FT的紧凑体积可支持PCB上更多功能模块集成,尤其适合手机、智能穿戴等对空间要求苛刻的产品;

  2. 精度与成本平衡
    ±1%精度处于厚膜电阻的中高等级,既满足一般工业/消费电子的性能需求,又比±0.1%等高精度薄膜电阻成本更低,适合批量应用;

  3. 可靠性与一致性
    风华高科采用成熟的厚膜工艺,产品一致性好,抽样测试中阻值偏差均控制在±1%以内;同时厚膜电阻的焊接兼容性佳,SMT自动化生产良率高;

  4. 宽温域稳定工作
    ±100ppm/℃的温度系数,在汽车电子(低功耗部分)、户外小型设备等温度变化较大的场景中,仍能保持阻值稳定,避免电路性能波动。

三、典型应用场景

RC-02K4700FT的参数特性使其适配以下常见场景:

  1. 消费电子终端:手机、平板的音频信号调理电路、电源滤波电路的限流/分压;智能穿戴设备的传感器信号放大网络;
  2. 工业控制模块:小型PLC的输入输出接口限流、低功耗传感器的偏置电路;
  3. 通信终端:无线耳机、蓝牙模块的天线匹配网络、射频信号偏置电阻;
  4. 车载低功耗系统:车载USB接口的过流保护限流电阻、仪表盘背光电路的分压电阻(工作温度范围匹配)。

四、风华品牌优势

作为国内老牌电子元器件厂商,风华高科(FH)为RC-02K4700FT提供以下保障:

  1. 工艺积淀:拥有30余年厚膜电阻生产经验,掌握核心烧结工艺,产品性能稳定;
  2. 质量认证:符合ISO9001质量管理体系、IATF16949汽车电子认证,满足工业与汽车级应用的可靠性要求;
  3. 供应链保障:年产能充足,交货周期可控(常规订单3-7天),适合批量采购需求;
  4. 技术支持:提供免费的选型咨询、焊接工艺指导,帮助客户优化电路设计。

五、选型与使用注意事项

  1. 功率降额:实际使用功率建议不超过额定功率的70%(即≤43.75mW),避免过热导致阻值漂移或失效;
  2. 温度范围确认:若应用场景温度超过+125℃,需更换更高温规格的电阻;
  3. 焊接适配:0402封装需注意PCB焊盘设计(建议焊盘宽度0.3-0.4mm,间距1.0mm),避免焊接时出现虚焊、桥连;
  4. 批量验证:首次批量采购前,建议抽样100只以上测试阻值精度,确保符合±1%要求。

综上,RC-02K4700FT是一款性价比突出的厚膜贴片电阻,兼顾小体积、稳定精度与成本控制,是消费电子、工业控制等领域低功耗电路的理想选择。

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