WMSIC Electronic Components

FH RC-02K513JT

ModelRC-02K513JT
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-02K513JT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-02K513JT
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.022g
Electronic Component
51kΩ
Electronic Component
50
Electronic Component
BM0265809680
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-02K513JT 厚膜贴片电阻产品概述

一、产品核心身份与品牌依托

RC-02K513JT是国内被动元件龙头厂商风华FH推出的通用型厚膜贴片电阻,采用0402封装设计,针对低功耗、小型化电路场景优化。风华作为国内电子元器件行业的老牌企业,其厚膜电阻产品线以工艺成熟、可靠性稳定著称,广泛应用于消费电子、工业控制、汽车电子等领域。RC-02K513JT作为其中的经典型号,兼顾了性能适配性与成本控制优势,是中低端电路设计的常用选型。

二、关键电气性能参数详解

该型号电阻的核心参数直接决定了其适用场景,具体解析如下:

  1. 阻值与精度:标称阻值51kΩ(51×10³Ω),精度±5%——此精度等级属于通用型电阻范畴,可满足多数信号调理、分压限流场景的误差要求,避免高精度电阻(如±1%、±0.1%)的额外成本;
  2. 功率等级:额定功率62.5mW(0.0625W)——与0402封装的体积精准匹配,适配小电流电路(如51kΩ下最大工作电流约1.11mA,公式:(I=\sqrt{P/R})),适合低功耗设备;
  3. 温度系数(TC):±100ppm/℃——表示温度每变化1℃,阻值变化±100×10⁻⁶,例如在100℃的温度波动下,阻值变化约±1%,可适应工业环境的常规温度变化;
  4. 工作温度范围:-55℃+155℃——远超普通消费级电阻(-40℃+85℃)的温区覆盖,能稳定应对低温地区、高温工业车间、车载极端工况等场景。

三、封装与物理特性

RC-02K513JT采用0402贴片封装(英制:0.04英寸×0.02英寸,公制:1.0mm×0.5mm),属于小型化贴片封装,具备以下实用优势:

  • 体积紧凑:适配高密度PCB布局,可显著缩小电路模块体积,满足智能穿戴、小型通信设备的小型化需求;
  • 焊接兼容性:支持回流焊、波峰焊等主流SMT工艺,端电极采用镍/锡镀层,焊接可靠性高,抗硫化性能符合J-STD-020行业标准;
  • 机械强度:厚膜印刷+烧结工艺赋予其良好的抗冲击、抗振动性能,适合车载、工业等振动环境下的长期使用。

四、典型应用场景

结合参数与封装特性,RC-02K513JT主要应用于以下场景:

  1. 消费电子:智能手机、平板的音频信号调理(分压电阻调整音量)、电池管理电路的小电流限流;
  2. 工业控制:传感器信号放大电路的偏置电阻(如温度传感器、压力传感器的信号预处理)、PLC模块的辅助电路;
  3. 汽车电子:车载仪表盘背光控制电路、车门传感器信号处理电路(宽温适应车载-40℃~+85℃外的极端工况);
  4. 通信设备:小型基站、路由器的射频前端辅助电路、电源模块的小功率分压;
  5. 物联网设备:智能门锁、环境传感器节点的低功耗信号电路(体积小适配小型终端)。

五、可靠性与选型优势

RC-02K513JT的可靠性体现在:

  • 长期稳定性:厚膜电阻的烧结工艺使其阻值漂移小,经1000小时老化测试后阻值变化率≤0.5%,符合行业可靠性要求;
  • 环境适应性:-55℃~+155℃的宽温范围,可在极端环境下保持性能稳定,无需额外散热设计;
  • 成本优势:通用型参数与成熟工艺,相比高精度、高功率电阻,性价比更高,适合大规模量产应用。

若需替代,可参考同封装0402、同功率62.5mW、同精度±5%的其他阻值(如RC-02K103JT=10kΩ),或同阻值不同封装(如0603封装功率提升至1/10W),需根据电路功率需求灵活调整。

该型号电阻以“小体积、低功耗、宽温适配”为核心卖点,是消费电子、工业控制等领域通用电路设计的高性价比选型。

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