WMSIC Electronic Components

RALEC RTT03512JTP

ModelRTT03512JTP
Package0603
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 RTT03512JTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT03512JTP
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.023g
Electronic Component
5.1kΩ
Electronic Component
10
Electronic Component
BM0265577620
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

RTT03512JTP 厚膜贴片电阻产品概述

一、产品基本定位与品牌背景

RTT03512JTP是台湾旺诠(RALEC)推出的通用型0603封装厚膜贴片电阻,定位于中低端电子设备的基础电路设计。旺诠作为全球知名被动元件厂商,其厚膜电阻系列以“成本可控+性能稳定”为核心优势,广泛应用于消费电子、工业控制等领域——这款产品延续了旺诠厚膜电阻的经典设计,适合批量生产的高密度PCB布局需求。

二、核心参数与性能指标

RTT03512JTP的参数覆盖通用电路的核心需求,关键指标明确:

  • 阻值与精度:额定阻值5.1kΩ,精度±5%(编码中“J”为精度标识),属于E24系列标准阻值,可直接与同系列元件搭配,无需定制;
  • 功率与电压:额定功率100mW,极限工作电压75V,经计算最大允许电流约14mA(公式:(I=\sqrt{P/R}=\sqrt{0.1W/5100Ω}≈14.1mA)),满足低功耗电路的限流、分压需求;
  • 温度特性:温度系数(TC)±100ppm/℃,即温度每变化1℃,阻值变化0.01%——例如工作温区(-55℃~+155℃)内最大温差210℃,阻值最大漂移约2.1%,处于稳定范围;
  • 工作温区:-55℃+155℃宽温设计,可覆盖工业(-40℃+85℃)、车载基础场景(-40℃~+125℃),无需额外筛选温敏元件。

三、封装与物理特性

RTT03512JTP采用0603英制封装(对应公制1608,尺寸1.6mm×0.8mm),是小型化电子设备的常规选型:

  • 结构特点:陶瓷基底+厚膜电阻浆料+镍/锡电极+环氧树脂保护层,厚膜工艺成本低、抗机械应力能力优于薄膜电阻;
  • 尺寸优势:0603封装体积紧凑,适合手机、可穿戴设备等高密度PCB设计,可提升电路板集成度;
  • 焊接兼容性:支持回流焊、波峰焊(需适配工装),与常规贴片元件焊接工艺兼容。

四、典型应用场景解析

这款电阻因参数适配性强,广泛用于以下场景:

  1. 消费电子:智能手机、平板电脑的电源滤波电路(限流)、音频信号调理电路(分压);
  2. 工业控制:小型PLC、传感器接口电路的基础阻值匹配(如温度传感器信号放大);
  3. 通信设备:路由器、交换机的信号链路偏置电阻(低功耗需求);
  4. 车载基础电子:中控屏辅助电路(温区覆盖车载环境)、车载充电器限流电阻;
  5. 可穿戴设备:智能手环、手表的低功耗电路(如LED指示灯限流)。

五、可靠性与环境适应性

RTT03512JTP的可靠性满足通用场景需求:

  • 抗脉冲能力:厚膜电阻浆料的脉冲耐受能力优于碳膜电阻,可应对电路中的短暂浪涌;
  • 长期稳定性:环氧树脂保护层可隔绝潮气、灰尘,避免电阻层氧化,长期使用阻值漂移小;
  • 抗静电能力:相比薄膜电阻,厚膜结构抗静电(ESD)能力更强,可承受±2kV(接触放电)的静电冲击(行业常规水平)。

六、选型与使用注意事项

为确保性能稳定,需注意以下要点:

  1. 功率降额:实际使用功率建议不超过额定功率的80%(即80mW),避免长期过热导致阻值漂移;
  2. 焊接规范:回流焊峰值温度建议230~245℃,时间不超过30秒;波峰焊需使用防浮高工装,避免封装移位;
  3. 存储条件:建议存储在温度-20+40℃、湿度40%60%的环境,开封后12个月内使用完毕,避免受潮;
  4. 静电防护:生产环节需佩戴防静电手环,避免静电击穿电极。

RTT03512JTP作为旺诠经典的通用厚膜贴片电阻,凭借“成本可控、封装紧凑、性能稳定”的特点,成为电子工程师选型的常规选项,适用于多数中低端电子设备的基础电路设计。

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