WMSIC Electronic Components

RALEC RTT052202FTP

ModelRTT052202FTP
Package0805
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 159779

Availability on request

Technical data

Product details

19 specifications

Core information

Product name
RALEC RTT052202FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT052202FTP
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.028g
Electronic Component
22kΩ
Electronic Component
1
Electronic Component
BM0266025281
Operating Temperature
55℃~+155℃
Operating Voltage
150V
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.

RTT052202FTP 厚膜贴片电阻产品概述

一、产品基本定位与核心属性

RTT052202FTP是台湾旺诠(RALEC)推出的0805封装厚膜贴片电阻,属于通用型高可靠性被动元器件。该产品以「精准阻值控制+宽温域适应+成本优势」为核心特点,适配工业控制、通信、汽车电子等多领域的电路设计需求,是信号调理、分压、限流等场景的常用选型。

二、核心性能参数及应用价值

产品关键参数直接决定适用场景,具体解析如下:

2.1 阻值与精度

  • 标称阻值:22kΩ(22×10³Ω);
  • 精度等级:±1%。
    ±1%的精度可满足大多数对阻值准确性要求较高的电路(如工业仪表的信号放大电路、通信设备的阻抗匹配网络),避免因阻值偏差导致的信号失真、控制误差或功率损耗异常。

2.2 功率与工作电压

  • 额定功率:125mW(0.125W);
  • 最大工作电压:150V。
    125mW的功率容量适配低功耗电路设计,150V的耐压值可覆盖常见直流/交流信号的电压范围(如PLC模拟量输入、电源滤波电路)。需注意:实际使用需遵循「功率≤额定功率」「电压≤最大工作电压」原则,避免过负荷损坏。

2.3 温度特性与工作温域

  • 温度系数(TCR):±100ppm/℃;
  • 工作温度范围:-55℃~+155℃。
    ±100ppm/℃的TCR意味着温度每变化1℃,阻值仅变化±0.01%。以25℃为基准,当温度升至125℃(温差100℃)时,阻值最大偏差为±1%,仍在精度范围内,可有效减少温度对电路性能的影响。
    -55℃至+155℃的宽温范围,覆盖工业户外设备(低温)、汽车发动机舱(高温)及航空航天周边设备场景,无需额外设计温度补偿电路,简化系统复杂度。

2.4 封装形式

  • 封装:0805(英制规格,对应公制2012,尺寸2.0mm×1.2mm×0.5mm)。
    0805是贴片电阻标准化封装之一,兼容性强,可与同封装电容、电感搭配;适配自动化贴装工艺,适合批量生产,有效降低组装成本与空间占用。

三、工艺特点与可靠性优势

RTT052202FTP采用厚膜工艺制造,相比薄膜电阻、碳膜电阻具有综合优势:

  1. 工艺结构:以陶瓷基片为载体,丝网印刷钌系厚膜电阻浆料并高温烧结,形成致密电阻层,兼具耐温性与机械强度;
  2. 可靠性表现:
    • 抗冲击振动:厚膜结构耐机械应力,适合移动设备(如车载终端)或工业现场振动环境;
    • 长期稳定性:烧结工艺使电阻层与基片结合紧密,长期工作阻值漂移小(符合IEC/UL标准);
    • 环保合规:符合RoHS 2.0、REACH指令,无铅无卤,适配绿色制造需求。

四、典型应用场景

结合参数与工艺,RTT052202FTP的典型应用包括:

  1. 工业控制:PLC模拟量输入电路、传感器信号调理(如温度传感器分压网络)、电机驱动限流电阻;
  2. 通信设备:基站射频阻抗匹配、路由器信号滤波、光纤收发器偏置电路;
  3. 汽车电子:车载显示屏背光控制、胎压监测(TPMS)信号处理、发动机传感器调理;
  4. 消费电子:智能家居节点电源分压、小型家电(加湿器、智能音箱)限流保护。

五、品牌与选型建议

RTT052202FTP由旺诠(RALEC)出品,该品牌是全球知名被动元器件制造商,以「高可靠性、稳定供货」著称,广泛应用于国内外知名企业。
选型建议:若电路需精准阻值(±1%)、宽温适应(-55~155℃)、低功耗(≤125mW)且封装空间有限(0805),该产品是高性价比选型;若需更高精度(如±0.1%)或更高功率(≥0.25W),需考虑其他系列。

该产品兼具性能与成本优势,是电子设备设计中平衡可靠性与经济性的优质选择。

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