WMSIC Electronic Components

FOJAN FRC0603F3904TS

ModelFRC0603F3904TS
Package0603
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 FRC0603F3904TS
Type
FOJAN
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
FOJAN
Electronic Component
FRC0603F3904TS
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
3.9MΩ
Electronic Component
10
Electronic Component
BM0265125982
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

FRC0603F3904TS 厚膜贴片电阻产品概述

一、产品基本参数梳理

FRC0603F3904TS是FOJAN(富捷)推出的厚膜贴片电阻,核心参数如下表所示:

参数类别 具体参数 备注说明 电阻类型 厚膜贴片电阻 丝网印刷+烧结工艺 封装规格 0603(英制) 公制对应1608(1.6mm×0.8mm) 品牌 FOJAN(富捷) 国产电子元器件知名品牌 标称阻值 3.9MΩ 阻值代码3904(39×10⁴Ω) 阻值精度 ±1% 满足中等精密电路需求 额定功率 100mW(0.1W) 25℃环境下的最大功耗 额定工作电压 75V 直流/低频交流下的额定值 温度系数(TCR) ±100ppm/℃ 温度每变化1℃,阻值变化±0.01% 工作温度范围 -55℃ ~ +155℃ 覆盖工业级极端温度场景

二、核心性能优势分析

  1. 精度与稳定性平衡
    ±1%的阻值精度无需额外校准,可直接用于信号分压、偏置电路;±100ppm/℃的温漂在厚膜电阻中属于常规偏优,避免了极端温度下的阻值漂移影响电路性能。

  2. 宽温环境适应性
    -55℃至+155℃的工作范围,可满足户外工业设备、车载电子等场景的温度波动需求(如冬季低温、夏季高温下的稳定工作)。

  3. 高阻适配性突出
    3.9MΩ的高阻值适合高阻抗输入电路(如运算放大器同相端偏置、传感器信号隔离),减少信号衰减,提升微弱信号的检测精度。

  4. 小型化封装优势
    0603封装体积小,适配便携式设备(智能手环、小型传感器模块)的高密度PCB设计,有效缩小电路整体尺寸。

  5. 厚膜工艺特性
    相比薄膜电阻,厚膜工艺成本更低,且抗硫化性能更好,适合含硫环境(如部分工业现场、汽车内饰)。

三、典型应用场景

  1. 工业传感器信号调理
    压力传感器、温度传感器的放大电路中,作为高阻偏置电阻匹配输入阻抗,减少信号失真;宽温范围保证户外设备的稳定输出。

  2. 消费电子便携设备
    智能手表、蓝牙耳机的电源管理模块中,作为分压电阻实现电压检测;0603封装适配小体积PCB,满足设备轻薄化需求。

  3. 汽车电子辅助电路
    车载中控按键背光控制、后视镜调节电路中,作为限流电阻;宽温范围适应车载环境的温度波动(-40℃至85℃)。

  4. 通信模块滤波电路
    WiFi、蓝牙模块的RC滤波电路中,作为滤波电阻;高阻值适配低电流滤波需求,提升信号抗干扰能力。

  5. 仪器仪表基础校准
    万用表电阻档、简易信号发生器中,作为标准电阻元件;±1%精度满足基础校准需求,降低成本。

四、使用注意事项

  1. 功率降额
    额定功率100mW为25℃值,实际使用建议降额至70%以下(≤70mW),避免长期过热导致阻值漂移。

  2. 电压降额
    高频下(>100kHz)需将工作电压降额至额定值的80%,防止高频击穿;直流应用可按额定值使用。

  3. 焊接工艺
    回流焊峰值温度≤245℃,焊接时间≤30秒;手工焊烙铁温度≤350℃,避免烫伤电阻表面电极。

  4. 存储条件
    未焊接电阻需存储在温度-40℃~+60℃、湿度≤60%的环境中,避免受潮导致焊接不良。

  5. 选型验证
    若电路对温漂要求极高(如医疗设备),需确认±100ppm/℃是否满足;若需更低温漂,可选择薄膜电阻。

五、总结

FRC0603F3904TS是一款兼顾精度、体积、成本的厚膜贴片电阻,适用于工业控制、消费电子、汽车电子等多领域的信号调理、偏置、限流电路。其3.9MΩ高阻值、±1%精度及宽温范围,可满足大多数中等精度电路的需求,是小体积设备中高阻电阻的优选方案。

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