WMSIC Electronic Components

RALEC RAT021003FTH

ModelRAT021003FTH
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 RAT021003FTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RAT021003FTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
100kΩ
Electronic Component
10
Electronic Component
BM0265577701
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.

RALEC旺诠RAT021003FTH厚膜贴片电阻产品概述

RALEC(旺诠)作为国内被动元器件领域的成熟厂商,其推出的RAT021003FTH厚膜贴片电阻是针对小体积、稳定性能需求设计的通用型电阻,广泛适配消费电子、工业控制等多场景应用。以下从核心属性、性能参数、工艺优势等维度展开详细概述。

一、产品定位与基本属性

RAT021003FTH属于旺诠RAT系列厚膜贴片电阻,核心定位为高集成度电路中的通用型阻值元件,基本属性明确:

  • 封装:0402(英制尺寸1.0mm×0.5mm,公制1005),超小体积适配高密度PCB设计;
  • 阻值:100kΩ,精度±1%,满足大多数电路对阻值偏差的控制要求;
  • 类型:厚膜电阻,结合成本优势与稳定性能,适合批量应用场景。

二、关键性能参数详解

该电阻参数精准匹配0402封装的性能边界,核心参数如下:

  1. 阻值与精度:100kΩ±1%,在分压、偏置、滤波等电路中可有效避免阻值偏差导致的信号偏移,无需额外校准即可满足常规精度需求;
  2. 功率与耐压:额定功率62.5mW,最大工作电压50V,与0402封装典型功率容量(063mW)高度匹配,需注意实际使用降额;
  3. 温度特性:温度系数±100ppm/℃,即温度每变化1℃,阻值变化约0.01%,在宽温范围内(-55℃~+155℃)保持稳定,适配极端环境;
  4. 工作温度范围:覆盖工业级温度区间(-55℃至+155℃),远超消费级(0℃~70℃),可用于户外、车载等温度波动场景。

三、封装与工艺优势

RAT021003FTH的工艺设计兼顾性能与可制造性:

  • 封装优势:0402封装体积仅1.0mm×0.5mm,可大幅减少PCB占用面积,适合智能手机、智能穿戴等小型化设备;
  • 厚膜工艺:采用旺诠成熟的高精度丝网印刷+高温烧结技术,电阻膜附着力强,阻值一致性好(批量生产偏差控制在±1%内),长期稳定性优于碳膜电阻;
  • 端电极设计:默认采用Ni/Pd/Au端电极,兼容回流焊、波峰焊工艺,焊接可靠性高,耐焊接热(峰值260℃下可承受10s以上),抗氧化能力强。

四、典型应用场景

结合参数与封装特点,该电阻主要应用于以下场景:

  1. 消费电子:智能手机、平板电脑的电源管理电路(分压检测、偏置调节)、音频模块(信号偏置);
  2. 工业控制:小型PLC、传感器模块的信号调理电路(滤波网络、分压电路),宽温范围适配车间现场环境;
  3. 通信设备:小型基站、路由器的射频前端匹配网络、电源模块(限流电阻);
  4. 汽车电子:车载信息娱乐系统(非高温核心区)、胎压监测(TPMS)模块的信号处理电路;
  5. 智能穿戴:智能手表、手环的传感器信号调理,小体积适配设备轻薄化需求。

五、可靠性与环境适应性

该电阻可靠性满足电子设备长期使用要求:

  • 长期稳定性:1000小时高温老化后,阻值漂移≤0.1%,抗环境侵蚀(湿度、灰尘)能力优于薄膜电阻,适合长期运行设备;
  • 抗脉冲能力:厚膜电阻的脉冲功率承载能力优于碳膜,可避免瞬间电压冲击损坏;
  • 机械性能:可承受振动(10~2000Hz,加速度10g)与冲击(100g,持续1ms),满足运输与现场机械应力要求。

六、选型与使用注意事项

为确保性能稳定,使用时需注意:

  1. 功率降额:建议实际功率不超过额定功率的50%(≤31.25mW),避免过热导致阻值漂移;
  2. 焊接工艺:遵循IPC-A-610标准,回流焊预热150180℃(60120s)、峰值245260℃(1030s),避免温度过高;
  3. 存储条件:常温(15~35℃)、干燥(湿度≤60%RH)环境存储,避免高湿导致端电极氧化;
  4. 静电防护:虽抗静电能力优于有源器件,但建议在ESD防护区操作,避免静电损伤端电极。

综上,RALEC旺诠RAT021003FTH厚膜贴片电阻凭借小体积、宽温范围、稳定性能等优势,成为多领域电路设计的优选通用电阻元件,适配从消费电子到工业控制的多样化需求。

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