WMSIC Electronic Components

FOJAN FRC1206J1R0 TS FRC1206J1R0

ModelFRC1206J1R0 TS
Package1206
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 FRC1206J1R0 TS
Type
FOJAN
Minimum package
5000 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
FOJAN
Electronic Component
FRC1206J1R0 TS
Electronic Component
1
Package
1206
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.03g
Electronic Component
1Ω
Electronic Component
1
Electronic Component
BM0264520850
Operating Temperature
55℃~+155℃
Operating Voltage
200V
Electronic Component
±400ppm/℃
Resistor Type
Resistor

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

FRC1206J1R0 TS 厚膜贴片电阻产品概述

FRC1206J1R0 TS是富捷(FOJAN)针对中小功率电子电路推出的通用型厚膜贴片电阻,采用1206标准封装,兼顾成本与性能稳定性,可覆盖工业级及消费类电子的多数应用场景。

一、产品定位与核心特性

该电阻属于低阻值通用厚膜贴片电阻,核心定位是为中小功率电路提供稳定的阻值参考、电流/电压调节功能,核心特性包括:

  1. 低阻值设计(1Ω):适合小电流信号的采样与限流,压降小不影响电路信号完整性;
  2. 宽温区适应:工作温度覆盖-55℃至155℃,满足工业现场、户外设备等复杂环境要求;
  3. 成本优势:厚膜工艺+±5%精度,在保证基本性能的前提下降低了批量应用成本;
  4. 工艺兼容性:1206封装适配回流焊、波峰焊等主流表面贴装工艺,便于PCB批量生产。

二、关键参数详解

核心参数围绕阻值、功率、温区等维度设计,需结合实际场景理解:

  • 阻值与精度:标称阻值1Ω,精度±5%(J档),满足大多数通用电路对阻值误差的要求(如限流、分压等场景无需更高精度);
  • 功率与电压:额定功率250mW,额定工作电压200V。需注意:实际使用需同时满足「功率不超250mW」和「电压不超200V」——由于R=1Ω,实际最大允许电压为√(P×R)=0.5V(远低于200V),因此实际限制以功率为主;
  • 温度系数:±200ppm/℃,即温度每变化1℃,阻值变化±0.2mΩ,可保证温区波动时阻值稳定在可接受范围;
  • 工作温区:-55℃至155℃,符合工业级器件温区标准,可用于高温车间、低温户外等环境。

三、封装与物理特性

采用1206英制封装(公制尺寸:3.2mm×1.6mm×0.5mm),符合IPC标准,具体特性如下:

  • 基片材料:氧化铝陶瓷(Al₂O₃),通过厚膜工艺(丝网印刷电阻浆料+高温烧结)制备,保证阻值稳定性与耐温性;
  • 焊盘结构:两端焊盘为镍层+锡层(Ni/Sn),适配常规PCB焊盘,焊接后附着力强,不易脱落;
  • 尺寸公差:封装尺寸公差符合IPC-A-610标准,可与其他1206封装器件兼容布局,不影响PCB密度。

四、可靠性与环境适应性

该电阻通过多项行业可靠性测试,可适应复杂环境:

  • 焊接可靠性:符合J-STD-020回流焊标准,经过260℃±5℃回流焊(3次循环)后,阻值变化≤±0.5%;
  • 耐环境测试:湿热测试(60℃/90%RH,1000小时)后阻值变化≤±1%;振动测试(10-2000Hz,加速度2g)后无开路/短路;
  • 长期稳定性:125℃下加额定功率负载1000小时,阻值变化≤±1%,满足工业设备5年以上的长期使用需求。

五、典型应用场景

结合参数特性,该电阻适用于以下场景:

  1. 小功率限流:如LED驱动电路的限流、传感器信号回路的过流保护(压降小,不影响LED亮度或传感器信号);
  2. 电流采样:低功耗电源模块、小型电池管理系统(BMS)的小电流采样(压降仅0.25V@250mA,不影响电源效率);
  3. 分压网络:配合高精度电阻组成分压电路,调整模拟信号的电压范围(如传感器输出信号的量程转换);
  4. 终端匹配:高速数字电路(SPI、I2C总线)的终端电阻,优化信号反射,减少传输误差;
  5. 工业控制电路:PLC、变频器等工业设备的辅助电路(如状态指示、信号滤波),利用宽温区适应车间高温/低温环境。

六、选型与使用注意事项

  1. 功率降额:建议实际使用功率不超过额定功率的80%(即200mW),延长器件寿命(尤其在高温环境下);
  2. 焊接工艺:优先采用回流焊,波峰焊时需控制焊锡高度不超过电阻高度的1/2,避免短路;
  3. 存储条件:未开封器件需存放在25℃±5℃、湿度≤60%的环境中,开封后建议1个月内使用完毕(避免焊盘氧化);
  4. 精度匹配:若需更高精度(如±1%),可选择同系列FRC1206F1R0产品,成本略高但适合高精度采样场景。

该电阻凭借稳定的性能、宽温区适应能力及成本优势,成为中小功率电路的主流选择之一。

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