WMSIC Electronic Components

FOJAN FRC0402F4422TS

ModelFRC0402F4422TS
Package0402
BrandFOJAN
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
FOJAN FRC0402F4422TS
Type
FOJAN
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
FOJAN
Electronic Component
FRC0402F4422TS
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.01g
Electronic Component
44.2kΩ
Electronic Component
10
Electronic Component
BM0264602988
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.

FRC0402F4422TS厚膜贴片电阻产品概述

一、产品基本信息

FRC0402F4422TS是FOJAN(富捷)品牌推出的一款0402封装厚膜贴片电阻,属于小体积、中精度、低功率型电子元件,专为高密度PCB设计场景开发,核心定位为通用型信号调理与基础阻抗匹配元件,可满足消费电子、工业控制等多领域的电路需求。

二、核心电气参数详解

该电阻的关键电气指标直接决定其适用场景,具体参数及实际意义如下:

  1. 阻值与精度:标称阻值44.2kΩ,精度±1%——阻值误差控制在44.2kΩ±442Ω范围内,无需额外校准即可稳定实现电路阻抗匹配,满足绝大多数中精度电路的设计要求;
  2. 功率等级:额定功率62.5mW——指25℃环境下电阻允许持续耗散的最大功率,实际应用需结合环境温度做降额设计(如125℃时建议降额50%,最大允许功率31.25mW);
  3. 工作电压:最大工作电压50V——电阻两端允许施加的最大直流/交流电压有效值,超过该值可能导致电阻体击穿或参数漂移,需预留10%~20%电压裕量;
  4. 温度系数(TCR):±100ppm/℃——反映温度变化对阻值的影响程度(温度每变化1℃,阻值变化±100×10⁻⁶倍)。以25℃为基准,155℃时阻值变化量约574.6Ω,仍在精度允许范围内,适配宽温环境;
  5. 工作温度范围:-55℃~+155℃——覆盖工业级、部分汽车级场景的温度需求,可在极端高低温下稳定运行,无需额外温度补偿。

三、封装与工艺特性

  1. 0402封装尺寸:英制0402(公制1005),尺寸约1.0mm×0.5mm,焊盘间距0.6mm——极小体积适配高密度PCB(如智能手机、智能穿戴),有效提升电路集成度;
  2. 厚膜电阻工艺:采用丝网印刷+高温烧结技术,将电阻浆料印刷在氧化铝陶瓷基片上,表面覆盖玻璃釉保护层——相比薄膜电阻成本更低,相比碳膜电阻稳定性更强,抗潮湿、抗机械应力能力突出;
  3. 物理结构:陶瓷基片提供优异热传导性,玻璃釉层隔离环境湿度与机械损伤,两端银钯合金电极保证焊接可靠性与低接触电阻(接触电阻≤10mΩ)。

四、工作环境与可靠性

  1. 环境适应性:具备抗盐雾、抗霉菌能力(符合GJB基础标准),可在潮湿、多尘的工业环境中稳定工作,长期暴露无明显参数漂移;
  2. 长期可靠性:厚膜工艺使电阻膜层附着力强,额定功率下(25℃)工作寿命可达10万小时以上,降额使用可进一步延长至20万小时;
  3. 焊接兼容性:支持回流焊、波峰焊等常规贴片工艺,焊接温度范围符合IPC标准(回流焊峰值245℃±5℃,时间≤10s),焊接后无开裂、虚焊风险。

五、典型应用场景

FRC0402F4422TS因小体积、宽温、中精度的特点,广泛应用于:

  1. 消费电子:智能手机电源滤波、触控屏信号分压、音频电路阻抗匹配;
  2. 工业控制:PLC模拟量输入输出电路、传感器信号调理(温度/压力传感器分压);
  3. 通信设备:小型基站射频匹配、WiFi模块电源管理单元(PMU)反馈电阻;
  4. 智能家居:智能插座控制电路、传感器接口信号调理;
  5. 汽车电子:车载信息娱乐系统信号调理(需确认具体汽车级认证,部分场景可替代)。

六、选型与使用注意事项

  1. 功率匹配:若电路耗散功率接近62.5mW,建议选用0603封装(功率1/10W)或并联电阻降额;
  2. 温度降额:环境温度超过25℃时,按每升高10℃降额10% 计算最大允许功率;
  3. 焊接工艺:避免焊接温度过高/时间过长,防止玻璃釉层开裂影响参数;
  4. 存储条件:未焊接电阻需存于干燥环境(湿度≤60%),温度0℃~40℃,避免电极氧化。

该产品以高性价比、稳定可靠的特性,成为中小功率电路中阻抗匹配与信号调理的优选元件,适配多领域批量应用需求。

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