WMSIC Electronic Components

RALEC RTT023093FTH

ModelRTT023093FTH
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 Option 159781

Availability on request

Technical data

Product details

19 specifications

Core information

Product name
RALEC RTT023093FTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT023093FTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
309kΩ
Electronic Component
10
Electronic Component
BM0265147694
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 RTT023093FTH 厚膜贴片电阻产品概述

一、产品核心定位与市场价值

RALEC(旺诠)RTT023093FTH是一款针对高密度小型化电路设计的精密厚膜贴片电阻,聚焦便携式电子、工业控制及汽车辅助电路等场景的核心需求——在0402小封装下实现稳定的阻值精度与宽温适应性。作为旺诠厚膜电阻系列的典型产品,其核心价值在于平衡了“小体积”与“性能可靠性”,无需依赖高成本薄膜工艺即可满足多数精密电路的匹配要求,是替代传统插件电阻、降低PCB布局复杂度的高性价比选择。

二、关键技术参数详解

RTT023093FTH的参数设计精准匹配小封装应用场景,核心参数的实际意义需结合电路需求理解:

  1. 阻值与精度:309kΩ(非标准E系列阻值)±1%,可直接适配需要精准阻抗匹配的电路(如传感器信号放大、射频前端匹配),避免E系列阻值的近似误差;
  2. 功率与电压:额定功率62.5mW(1/16W),与0402封装的热承载能力完全匹配;最大工作电压50V,通过电压-功率公式验证((P=V^2/R),(50^2/309k≈8.1mW)),余量充足,避免过压风险;
  3. 温度特性:温度系数(TCR)±100ppm/℃,即温度每变化1℃,阻值变化±0.01%;工作温区覆盖-55℃+155℃,可满足工业级(-40+125℃)及汽车辅助电路(-55~+150℃)的宽温需求;
  4. 封装尺寸:0402英制封装(公制1005),尺寸为1.0mm×0.5mm,厚度约0.3mm,适配主流SMT产线的高速贴装,可压缩PCB布局空间30%以上(对比0603封装)。

三、封装与工艺特性

RTT023093FTH采用旺诠成熟的厚膜丝网印刷工艺,结合0402封装的小型化设计,具备以下工艺优势:

  • 厚膜浆料稳定性:采用旺诠自研的高稳定厚膜电阻浆料,阻值一致性优于行业平均水平,老化1000小时后阻值漂移≤0.5%;
  • 封装可靠性:陶瓷基片+环氧树脂封装结构,抗机械冲击(跌落测试符合JESD22-B104标准,1.5m跌落无失效)、耐湿(85℃/85%RH环境下1000小时阻值变化≤1%);
  • 贴装兼容性:电极采用镍-金镀层(Ni/Au),可兼容无铅焊接(回流焊温度峰值260℃,符合RoHS 2.0标准),避免锡铅焊接的环保问题与焊接缺陷。

四、典型应用场景

RTT023093FTH的参数特性使其适配多领域的小型化电路:

  1. 便携式电子:智能手机、智能手环的音频信号调理电路(如耳机驱动反馈电阻)、无线充电模块的电压检测电阻;
  2. 工业控制:压力/温度传感器的信号放大电路、小型PLC的输入输出接口电阻;
  3. 汽车电子:车载USB充电模块的限流电阻、仪表盘背光调节电路的分压电阻(宽温适配汽车舱内-40~+85℃的温度变化);
  4. 消费电子:蓝牙耳机、智能音箱的射频匹配电路、小型电源适配器的EMI滤波电阻。

五、可靠性与品质保障

作为旺诠旗下的工业级电阻产品,RTT023093FTH通过多项国际标准测试,品质可控:

  • 符合IEC 61000-4-2(ESD抗扰度,接触放电±8kV无失效)、IEC 60068-2-6(振动测试,20~2000Hz扫频无失效);
  • 批量一致性控制:每批次阻值偏差控制在±0.5%以内(优于标称±1%),可满足大规模量产的电路一致性需求;
  • 环保认证:通过RoHS 2.0、REACH等指令,无铅无卤,适配全球市场准入。

RTT023093FTH以“小封装+高稳定”为核心竞争力,可有效解决便携式设备、工业控制等场景中“空间有限但需精密电阻”的痛点,是旺诠厚膜电阻系列中性价比突出的经典型号。

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