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FRC0402F1873TS是FOJAN(富捷)推出的厚膜贴片电阻,核心参数经标准化设计,适配多场景需求:
参数项 规格描述 备注 产品型号 FRC0402F1873TS FOJAN厚膜电阻系列代号 品牌 FOJAN(富捷) 国内成熟电子元器件品牌 电阻类型 厚膜贴片电阻 印刷厚膜工艺,成本性能平衡 封装规格 0402(英制) 实际尺寸≈1.0mm×0.5mm 标称阻值 187kΩ(187×10³Ω) 阻值代码“1873”(前3位有效数×10³) 阻值精度 ±1% 型号中“F”标识E96系列精度 额定功率 62.5mW(0.0625W) 25℃环境下连续工作功率上限 额定工作电压 50V DC/AC 连续电压不超过此值 温度系数(TCR) ±100ppm/℃ 型号“TS”后缀关联此特性 工作温度范围 -55℃ ~ +155℃ 覆盖工业级/汽车级基础环境小型化高密度布局
0402封装尺寸仅为常规0603封装的1/4,可显著提升电路板集成度,适配智能手机、可穿戴设备等对空间要求苛刻的终端产品。
稳定的电性能表现
低功耗场景适配
62.5mW额定功率适配IoT终端、电池供电设备等低功耗场景,无需额外功率降额即可稳定工作,延长设备续航。
宽温域可靠性
-55℃至+155℃的工作温度范围,覆盖工业现场(如户外传感器)、汽车舱内/舱外等复杂温度场景,满足工业级应用基础要求。
成本与性能平衡
厚膜工艺成熟,相比薄膜电阻成本降低30%以上,同时能满足大多数中低端应用的性能需求,性价比突出。
可穿戴与便携电子
智能手环、蓝牙耳机、智能手表的信号滤波、分压电路——利用0402封装实现小型化,62.5mW功率适配低功耗设计。
工业传感器信号处理
温度传感器、压力传感器的信号调理电路——宽温域工作范围满足工业现场温度波动,±1%精度保证信号采集准确性。
汽车电子低压辅助电路
车载USB充电接口限流、车内氛围灯控制电路——-55℃~+155℃宽温域适配汽车舱内/舱外温度变化。
通信设备射频前端
小型基站、无线路由器的射频匹配网络——0402封装支持高密度布局,厚膜电阻抗干扰性满足射频信号传输需求。
消费电子电源管理
手机充电器、移动电源的电压反馈电路——50V额定电压覆盖电源管理工作范围,稳定阻值保证输出电压精度。
温度稳定性
温度从25℃升至125℃(变化100℃)时,阻值最大漂移为187kΩ×0.01%=18.7Ω,远低于±1%精度要求,电路性能稳定。
焊接可靠性
兼容回流焊、波峰焊工艺,焊接后焊点强度符合IEC 60068-2-20(振动测试)标准,长期使用无虚焊、脱落风险。
抗环境干扰
厚膜结构具有抗潮湿、抗盐雾能力,符合GB/T 2423.17(盐雾)、GB/T 2423.3(恒定湿热)测试要求,适合户外或高湿度场景。
功率降额特性
25℃环境下连续功耗≤50mW(80%降额),125℃时需降至40mW,避免过热导致阻值漂移。
功率/电压降额
温度系数考量
若应用场景温度变化>100℃(如汽车发动机舱),需核算阻值漂移对电路的影响,必要时选择更低TCR的电阻。
焊接工艺要求
回流焊温度峰值控制在245℃±5℃,时间≤10秒;波峰焊需用防浮高夹具,保证0402封装焊接位置准确。
存储运输
存储环境:-40℃~+60℃,湿度≤60%;运输避免剧烈振动,防止封装损坏。
FRC0402F1873TS凭借小型化、宽温域、稳定电性能等优势,广泛适配消费电子、工业控制、汽车电子等领域的低功耗、高密度电路设计,是平衡成本与性能的理想选择。
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