WMSIC Electronic Components

RALEC RTT027871FTH

ModelRTT027871FTH
Package0402
BrandRALEC
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
RALEC RTT027871FTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT027871FTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
7.87kΩ
Electronic Component
50
Electronic Component
BM0265966493
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.

RTT027871FTH厚膜贴片电阻产品概述

一、产品核心定位与应用场景

RTT027871FTH是台湾旺诠(RALEC)针对电子设备轻薄化、高密度集成趋势推出的小型化高精度厚膜贴片电阻,聚焦中低功耗电路的基础元件需求,适配对尺寸、精度、宽温适应性有明确要求的场景。产品以0402封装为核心载体,平衡成本与性能,广泛覆盖消费电子、工业控制、汽车电子(低功耗模块)、可穿戴设备等领域,是实现电路信号调理、分压限流、偏置设置的核心元件。

二、关键参数与性能指标

该电阻的参数设计精准匹配应用场景,核心性能如下:

  • 阻值与精度:标称阻值7.87kΩ,精度±1%,满足中高精度电路的阻值匹配需求(如传感器信号放大的反馈网络、电源电压分压检测);
  • 功率与电压:额定功率62.5mW,最大工作电压50V,适配低功耗电路的功耗限制(如微控制器I/O口限流、小型传感器供电回路);
  • 温度特性:温度系数±100ppm/℃,工作温度范围-55℃~+155℃,宽温范围与稳定的温度系数确保极端环境下阻值漂移极小(100℃温差时阻值变化约0.787Ω),维持电路性能稳定;
  • 工艺类型:厚膜电阻工艺,平衡精度、成本与长期可靠性,优于碳膜电阻的宽温表现,成本低于薄膜电阻。

三、封装与工艺特性

RTT027871FTH采用0402英制贴片封装(对应公制1005,尺寸约1.0mm×0.5mm),是主流小型化封装之一,适配高密度PCB设计(如智能手机主板、可穿戴设备控制板),支持SMT自动化贴装,大幅提升生产效率。

厚膜工艺通过丝网印刷、高温烧结在陶瓷基底形成电阻膜,具有以下优势:

  • 电阻膜附着力强,长期使用无脱膜风险;
  • 批量生产阻值一致性好,避免批次差异;
  • 耐潮湿、耐机械冲击,适应复杂环境下的可靠性要求。

四、品牌与可靠性优势

作为RALEC旺诠的主力贴片电阻系列,RTT027871FTH继承品牌可靠性基因:

  • 旺诠是全球知名被动元件制造商,产品符合IEC 60115、JIS C 5201等国际标准,通过RoHS、REACH环保认证;
  • 厚膜电阻经老化测试验证,长期阻值漂移率<0.5%/1000小时,稳定性突出;
  • 部分批次适配AEC-Q200汽车电子标准,可用于车载信息娱乐系统等对可靠性要求严苛的场景。

五、典型应用示例

结合参数特性,该电阻的典型应用场景包括:

  1. 消费电子:智能手机/平板电脑PMIC周边分压电阻、音频信号调理反馈电阻;
  2. 工业控制:小型温度传感器信号放大偏置电阻、PLC I/O模块限流电阻;
  3. 可穿戴设备:智能手环心率传感器信号调理电阻、低功耗蓝牙模块偏置电阻;
  4. 汽车电子:车载按键背光限流电阻、车身控制模块(BCM)低功耗信号电阻。

六、产品价值总结

RTT027871FTH凭借小型化封装、±1%高精度、宽温适应性与可靠厚膜工艺,成为中低功耗电子设备替代传统插件电阻的理想选择,兼顾性能与成本优势,适配多领域电路设计需求,是实现设备小型化、稳定运行的核心基础元件。

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