WMSIC Electronic Components

FH RC-02K1803FT

ModelRC-02K1803FT
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
FH RC-02K1803FT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-02K1803FT
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.022g
Electronic Component
180kΩ
Electronic Component
10
Electronic Component
BM0227494020
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-02K1803FT 厚膜贴片电阻产品概述

RC-02K1803FT是风华电子(FH)推出的一款小功率高精度厚膜贴片电阻,适配高密度电路设计,广泛覆盖消费电子、工业控制、汽车电子等多领域应用。以下从型号解读、电性能、封装工艺、可靠性及场景价值等维度展开详细概述。

一、产品型号解读与基本定位

型号“RC-02K1803FT”包含明确的功能与规格标识,可快速对应产品核心特性:

  • RC:风华厚膜贴片电阻系列代号,代表采用厚膜工艺制造的贴片电阻产品;
  • 02K:封装规格代码,对应英制0402封装(公制尺寸1.0mm×0.5mm),为小型化贴片封装;
  • 1803:阻值编码,遵循“三位有效数字+指数”规则,即180×10³Ω=180kΩ;
  • FT:特性代码,对应±1%精度、±100ppm/℃温度系数,是该产品的核心性能标识。

该产品定位为成本可控型高精度厚膜电阻,兼顾性能与量产适配性,适合对阻值精度、尺寸有明确要求的中小功率电路设计。

二、核心电性能参数详解

RC-02K1803FT的关键电性能参数直接支撑其应用场景:

  1. 阻值与精度:180kΩ±1%,阻值偏差控制在1%以内,可满足模拟信号调理、传感器信号放大等对阻值误差敏感的电路需求(如避免因电阻偏差导致的信号失真);
  2. 额定功率:62.5mW,属于小功率电阻范畴,适用于小信号电路(如信号分压、滤波、偏置电路),需注意电路中实际功耗不超过额定值,防止过热损坏;
  3. 最大工作电压:50V,是电阻两端允许施加的最高电压,需结合电路实际电压降验证(如分压电路中需确保总电压不超50V);
  4. 温度系数(TCR):±100ppm/℃,即温度每变化1℃,阻值变化±180kΩ×100×10⁻⁶=±18Ω,该温漂水平可支撑宽温环境下的性能稳定性,避免极端温度下阻值漂移影响电路功能。

三、封装与工艺特性

  1. 封装规格:0402封装(英制0402,公制1005),尺寸为1.0mm(长)×0.5mm(宽)×0.35mm(厚),是贴片电阻的小型化封装之一,可有效节省PCB布局空间(相比0603封装节省约60%面积),适配轻薄化电子设备;
  2. 工艺类型:厚膜电阻工艺,采用丝网印刷、高温烧结等工艺将电阻浆料沉积在氧化铝陶瓷基板上,具有成本可控、稳定性好、批量一致性高的特点(相比薄膜电阻成本降低约30%,适合中精度应用)。

四、环境可靠性与工作范围

该产品的环境适应性满足多领域严苛需求:

  • 工作温度范围:-55℃~+155℃,覆盖工业级温度标准,可适应汽车电子(如车载信息娱乐系统)、工业控制(如PLC模拟量模块)等高低温交替场景;
  • 耐环境性能:厚膜电阻工艺具备良好的耐湿性(符合IEC 60068-2-67标准)、耐腐蚀性,风华电子通过温度循环(-55℃~+155℃循环1000次)、湿度老化(85℃/85%RH 1000h)等可靠性测试,确保产品在恶劣环境下的性能稳定性;
  • 环保要求:符合RoHS 2.0、REACH等国际环保标准,不含铅、镉等有害物质,适配绿色电子产品设计。

五、典型应用场景

结合电性能与封装特性,RC-02K1803FT的典型应用场景包括:

  1. 消费电子:智能手机、平板电脑的信号调理电路(如射频匹配、音频滤波),利用0402封装节省空间;
  2. 工业控制:PLC、传感器信号处理电路(如压力传感器、温度传感器的信号放大),依赖±1%精度与宽温范围;
  3. 汽车电子:车载信息娱乐系统的按键电路、传感器偏置电路,满足-55℃~+155℃的工作温度;
  4. 通信设备:小型基站、路由器的射频电路匹配,适配高密度PCB布局需求(单PCB可集成数千个0402封装电阻)。

六、品牌与品质保障

RC-02K1803FT由风华电子(FH)生产,风华作为国内电子元器件行业龙头企业,拥有30余年厚膜电阻制造经验,产品通过ISO 9001、IATF 16949等质量体系认证,批量供货稳定性好(月产能超10亿只),品质一致性符合客户量产要求。

该产品凭借“高精度、小尺寸、宽温适配”的核心优势,成为多领域电路设计的优选电阻之一,可有效平衡性能与成本,支撑量产项目的可靠性需求。

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