WMSIC Electronic Components

RALEC RTT033320FTP

ModelRTT033320FTP
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 Option 159784

Availability on request

Technical data

Product details

19 specifications

Core information

Product name
RALEC RTT033320FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT033320FTP
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
332Ω
Electronic Component
1
Electronic Component
BM0266025624
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.

RTT033320FTP 厚膜贴片电阻产品概述

RTT033320FTP是台湾旺诠(RALEC)推出的一款0603封装通用厚膜贴片电阻,针对中小功率、中等精度的电子电路设计,具备宽温稳定、环保可靠等特点,广泛适配消费电子、工业控制、通信等领域的信号调理、分压滤波等场景。

一、产品基本定位

该电阻属于旺诠厚膜贴片电阻系列中的通用型产品,核心定位为小体积、中精度、宽温适用的基础电子元件,无需特殊工艺即可满足大多数常规电路的阻值稳定需求,同时兼容主流SMT(表面贴装技术)生产线,适合批量生产应用。

二、核心参数详解

1. 阻值与精度

  • 标称阻值:332Ω(符合E96系列阻值规范,覆盖常规电路常用阻值区间)
  • 精度等级:±1%(工业级常用精度,可满足多数电路对阻值偏差的控制要求,无需额外校准)

2. 功率与电压

  • 额定功率:100mW(小功率设计,适配低功耗电路,避免大电流过载风险)
  • 额定工作电压:75V(需注意:理论最大电压为√(P×R)≈5.76V,但厂商标注75V为降额后的安全工作电压,实际使用需同时遵循功率(≤100mW)和电压(≤75V)双限制)

3. 温度特性

  • 温度系数(TCR):±100ppm/℃(即温度每变化1℃,阻值变化±0.01%,宽温下阻值漂移可控,适合环境温度波动场景)
  • 工作温度范围:-55℃~+155℃(覆盖工业级、汽车级部分低温场景,极端温度下性能稳定,无需额外温控)

4. 环保与认证

  • 符合RoHS 2.0、REACH等环保指令,采用无铅(Pb-free)工艺,满足欧盟及全球市场的环保要求,可直接用于出口产品。

三、封装与物理特性

RTT033320FTP采用0603英制贴片封装,对应公制规格为1608(1.6mm×0.8mm),具体物理参数(典型值):

  • 长度:1.60±0.15mm
  • 宽度:0.80±0.15mm
  • 厚度:0.45±0.05mm
  • 端电极:镀锡/镍层,兼容回流焊、波峰焊工艺,焊接可靠性高,无虚焊风险。

封装设计紧凑,可有效节省PCB板空间,适合高密度电路布局(如智能手机、智能穿戴设备)。

四、典型应用场景

该电阻的参数特性使其适配以下常见场景:

  1. 消费电子:智能手机、平板电脑、智能手表等设备的信号分压、滤波电路(如音频接口、传感器接口校准)
  2. 工业控制:小型PLC(可编程逻辑控制器)的辅助电路、传感器信号调理(如温度传感器输出线性化)
  3. 通信设备:路由器、基站的电源滤波电路、射频前端分压网络
  4. 汽车电子:车载低功耗辅助电路(如仪表盘背光控制、胎压监测传感器信号处理)

五、品牌与可靠性保障

旺诠(RALEC)作为全球知名的电阻制造商,拥有超过30年的厚膜电阻生产经验,RTT033320FTP通过多项可靠性测试:

  • 温度循环测试(-55℃~+155℃,循环1000次):阻值变化≤0.5%
  • 湿度老化测试(85℃/85%RH,1000小时):阻值变化≤1%
  • 焊接热冲击测试:无开路、短路等失效,兼容主流SMT生产线。

产品一致性好,批量采购可保证参数稳定性,降低电路调试难度,适合量产需求。

六、选型与使用注意事项

  1. 功率降额:实际使用功率建议不超过额定值的80%(即≤80mW),避免长期过载导致阻值漂移或失效
  2. 电压限制:实际工作电压不得超过75V额定值,同时需满足P=U²/R的功率约束
  3. 温度管理:避免工作温度超出-55℃~+155℃范围,极端高温下需增加散热设计(如PCB铜箔加宽)
  4. 焊接工艺:遵循旺诠推荐的回流焊温度曲线(峰值温度240~250℃,时间≤30秒),防止热冲击损坏元件

以上为RTT033320FTP厚膜贴片电阻的核心概述,可根据具体电路需求进一步确认参数匹配性。

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