WMSIC Electronic Components

RALEC RTT033R30FTP

ModelRTT033R30FTP
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 25+

Available for RFQ

Technical data

Product details

13 specifications

Core information

Product name
RALEC RTT033R30FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT033R30FTP
Electronic Component
1
Package
0603
Electronic Component
0.023g
Electronic Component
1
Electronic Component
BM0265966226
Electronic Component
Electronic Component
Electronic Component
5000

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

RTT033R30FTP 厚膜贴片电阻产品概述

一、核心基础参数解读

RTT033R30FTP是一款0603封装厚膜贴片电阻,核心参数明确了其性能边界与适用场景:

  • 电阻类型:厚膜工艺制造,兼顾成本优势与性能稳定性,适合批量工业化应用;
  • 阻值:3.3Ω(固定标称值),属于中低阻值区间,常用于电流采样、分压匹配等电路;
  • 精度:±1%(误差带),实际阻值与标称值偏差≤0.033Ω,无需额外校准即可满足多数电路对阻值一致性的要求;
  • 额定功率:100mW(常温长期稳定工作功率),实际使用需控制电路功耗≤此值(如最大工作电流≈174mA,最大压降≈0.57V);
  • 温度系数:±200ppm/℃,温度每变化1℃,阻值变化≈0.00066Ω,在全工作温区(-55℃~155℃)内,最大阻值漂移≈0.139Ω,满足常规温度波动下的性能稳定;
  • 工作温区:-55℃~+155℃,覆盖工业级、户外设备及高温环境需求,可适应极端温度变化。

二、封装与品牌优势

  • 封装规格:0603(英制代码,对应公制1.6mm×0.8mm),是小型化贴片封装的主流选择,适配高密度SMT生产线,可有效缩小电路体积,适合便携式设备、小型模块等空间受限场景;
  • 品牌背景:RALEC(旺诠)为台湾老牌电阻制造商,专注电阻研发生产数十年,产品通过RoHS、REACH等国际认证,在工业控制、通信、消费电子领域拥有广泛应用验证,品质可靠性经市场验证。

三、关键性能特点

  1. 精度与稳定性:±1%精度结合低温度系数,可减少电路参数漂移,适合对阻值一致性要求较高的信号处理电路;
  2. 小型化集成:0603封装体积小,可高密度贴装,提升电路集成度,降低整机尺寸与重量;
  3. 宽温适应性:-55℃~+155℃温区覆盖工业高温、户外低温场景,无需额外散热或保温设计;
  4. 成本性价比:厚膜工艺在保证性能的前提下,控制了制造成本,适合批量应用;
  5. 低寄生干扰:贴片封装寄生电感、电容小,可降低高频电路中的信号干扰,适配小信号处理场景。

四、典型应用场景

  1. 消费电子:智能手机、智能手环等便携式设备的电源管理(电流采样、分压)、音频电路(信号匹配);
  2. 工业控制:传感器信号调理(限流电阻、信号匹配)、小型电机驱动辅助电路(低功耗电流采样);
  3. 通信设备:射频前端模块(小信号匹配网络)、基站辅助低功耗电路;
  4. 汽车电子辅助:车载小功率传感器(如温度传感器)信号调理(需确认符合AEC-Q200等汽车级认证,本产品温区可覆盖部分场景);
  5. 医疗设备:小型诊断设备(如血糖监测仪)的低功耗信号处理电路。

五、选型与使用注意事项

  1. 功率限制:实际功耗需≤100mW,需结合电路电流/电压计算(如I≤174mA,V≤0.57V),避免过功率损坏;
  2. 温区适配:确认使用环境温度在-55℃~+155℃以内,超出范围可能导致阻值漂移或失效;
  3. 封装匹配:需适配电路设计中的0603焊盘尺寸,确保SMT焊接质量;
  4. 认证确认:若用于汽车、医疗等特殊领域,需向品牌确认相关行业认证(如AEC-Q200),本产品参数仅覆盖基础温区需求。

RTT033R30FTP凭借精准阻值、宽温适应性及小型化优势,成为小信号电路、高密度集成设计的优选元件,可满足多数常规电子设备的性能需求。

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