WMSIC Electronic Components

RALEC(旺诠) RTT02300JTH

ModelRTT02300JTH
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 RTT02300JTH
Type
RALEC
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT02300JTH
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.009g
Electronic Component
30Ω
Electronic Component
50
Electronic Component
BM0265617517
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.

RTT02300JTH 厚膜贴片电阻产品概述

一、产品基本信息

RTT02300JTH是台湾旺诠(RALEC)推出的0402封装通用厚膜贴片电阻,属于旺诠经典厚膜电阻系列。其型号命名逻辑清晰:“RTT”为旺诠厚膜电阻系列标识,“02300”对应标称阻值30Ω,“J”代表精度±5%,“TH”明确厚膜工艺特性。该电阻采用小型化0402封装(尺寸约1.0mm×0.5mm),适配高密度PCB设计,是消费电子、工业控制等领域小型化设备的核心无源元件之一。

二、核心电气参数详解

  1. 阻值与精度:标称阻值30Ω,精度等级为±5%(工业级J级标准),满足多数通用电路的误差需求,无需额外校准即可稳定工作,兼顾性价比与实用性。
  2. 功率与电压:额定功率62.5mW(0.0625W),为0402封装的常规功率等级;额定工作电压50V(直流/交流峰值),实际使用需结合功率限制(最大工作电流约45.6mA,计算方式:(I=\sqrt{P/R}=\sqrt{62.5×10^{-3}/30})),避免过功率损坏。
  3. 温度系数(TCR):±100ppm/℃,即温度每变化1℃,阻值偏差±0.01%;100℃温差下阻值变化±1%,可满足对温度稳定性要求不极高但需可靠的场景(如工业传感器接口)。

三、工作环境与可靠性

RTT02300JTH的工作温度范围为**-55℃至+155℃**,覆盖工业级、车载级的宽温需求(车载环境通常要求-40℃至+125℃,该产品超出此范围,可靠性更高)。厚膜工艺赋予其良好的抗浪涌能力与焊接兼容性,支持回流焊、波峰焊等标准贴片工艺,焊接后无膜层开裂、阻值漂移风险。此外,产品通过RoHS 2.0、REACH认证,符合全球环保法规要求,可用于欧盟、北美等市场的终端产品。

四、典型应用场景

该电阻因体积小、宽温、性价比高,广泛应用于以下领域:

  1. 小型消费电子:智能手环、蓝牙耳机的信号调理电路(如分压、限流),适配设备小型化设计;
  2. 工业控制模块:传感器接口电路(如温度传感器信号分压)、小型继电器驱动辅助电路,应对工业现场宽温环境;
  3. 汽车电子辅助系统:车载显示屏背光控制电路、胎压监测模块的信号电阻,满足车载-40℃至+85℃的工作要求;
  4. 通信设备:小型路由器、无线AP的电源滤波电路,批量应用时一致性好,降低BOM成本。

五、选型与使用注意事项

  1. 降额使用:建议实际功率不超过额定功率的70%(约43.75mW),避免长期高温导致阻值漂移或失效;
  2. 电压匹配:实际工作电压需同时满足“(U≤\sqrt{P×R})”(功率限制)与“(U≤50V)”(耐压限制),以45.6mA最大电流为例,实际电压需≤1.37V;
  3. 焊接规范:遵循IPC-A-610标准,回流焊温度曲线需匹配旺诠推荐参数(峰值温度240℃±5℃,时间≤10s),避免焊接损伤电阻膜层。

六、品牌与品质保障

旺诠(RALEC)作为全球知名无源元件制造商,拥有30余年电阻生产经验,RTT02300JTH采用自动化生产工艺,批量一致性达±0.1%(超出标称精度),可稳定供货给OEM/ODM厂商。产品提供1年质保,支持样品申请,适合量产项目的快速导入,是中小批量电子设计的可靠选择。

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