WMSIC Electronic Components

UNI-ROYAL 0402WGF1472TCE

Model0402WGF1472TCE
Package0402
BrandUNI-ROYAL
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
UNI-ROYAL 0402WGF1472TCE
Type
UNI-ROYAL
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0402WGF1472TCE
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
14.7kΩ
Electronic Component
10
Electronic Component
BM0263477956
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.

0402WGF1472TCE 厚膜贴片电阻产品概述

一、核心参数规格

0402WGF1472TCE为厚声(UNI-ROYAL)品牌旗下厚膜贴片电阻,核心参数清晰明确,适配多场景需求:

  • 阻值:14.7kΩ(代码标识“1472”,即147×10²Ω);
  • 精度:±1%(满足常规高精度电路的误差控制);
  • 功率:62.5mW(0.0625W,高于0402封装常规50mW功率,长期工作稳定性更佳);
  • 工作电压:50V(额定电压下无击穿风险,适配低压系统);
  • 温度系数:±100ppm/℃(温度变化时阻值漂移可控);
  • 工作温度范围:-55℃~+155℃(覆盖工业级宽温环境);
  • 封装:0402(英制0402,公制1005,体积小、贴装密度高)。

二、封装与工艺特性

1. 封装特点

0402封装尺寸为1.0mm×0.5mm(长×宽),厚度约0.4mm,是小型化电子设备的核心选择:

  • 可有效降低电路板空间占用,适配高密度贴装工艺(如SMT回流焊);
  • 重量轻(约0.005g),适合便携设备(如智能手表、蓝牙耳机)的轻量化设计。

2. 厚膜工艺优势

采用厚声专利厚膜印刷工艺,在氧化铝陶瓷基板上印刷电阻浆料并烧结成型,兼具成本优势与稳定性:

  • 相比薄膜电阻成本降低30%以上,相比线绕电阻体积缩小80%;
  • 电阻层与基板结合牢固,抗机械应力能力强,不易因振动导致阻值变化。

三、电气性能优势

1. 精度与温度稳定性

  • ±1%精度可覆盖大多数信号调理、分压、限流电路的需求(如传感器信号放大、电源分压);
  • ±100ppm/℃温度系数下,全温区(-55℃~+155℃)阻值最大漂移量约309Ω(14.7kΩ×100e-6×210℃),漂移率仅2.1%,远低于精度要求,确保温度变化时电路性能稳定。

2. 功率与耐压可靠性

  • 62.5mW额定功率高于0402封装常规功率,可在额定负载下长期工作(10万小时以上),避免因功率余量不足导致的老化失效;
  • 50V工作电压满足3.3V、5V、12V等低压系统的耐压需求,无击穿风险。

3. 抗噪性与高频适配

厚膜电阻的电阻层结构可有效抑制高频噪声(1MHz下噪声系数< -120dB),适合射频辅助电路、传感器信号处理等对噪声敏感的场景。

四、典型应用场景

该电阻因体积小、性能稳定,广泛应用于以下领域:

  1. 消费电子:手机、平板的蓝牙/WiFi模块阻抗匹配,智能手表的信号滤波电路;
  2. 工业控制:小型PLC的传感器接口信号调理,工业电源的限流保护;
  3. 通信设备:小型基站的射频前端辅助电路,光纤收发器的偏置电阻;
  4. 汽车电子:车载仪表板的分压电阻(155℃工作温度覆盖部分车载环境);
  5. 医疗设备:监护仪、血糖仪的传感器信号处理电路(低功率适配便携设备)。

五、可靠性与环境适应性

  1. 宽温可靠性:-55℃~+155℃工作温度范围,可在极端环境(如寒冷地区、高温车间)下稳定工作,符合工业级器件要求;
  2. 焊接可靠性:适配标准SMT回流焊工艺,焊接后机械强度高,抗振动(10g/50~2000Hz)、冲击(100g/1ms)能力强;
  3. 环保合规:符合RoHS、REACH等环保标准,无铅无镉,适配绿色电子产品设计;
  4. 长期稳定性:厚膜工艺确保电阻层无老化脱落,额定条件下使用寿命可达10万小时以上。

0402WGF1472TCE凭借“小体积、高精度、宽温稳定”的特点,成为消费电子、工业控制等领域小型化电路设计的优选电阻器件。

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