WMSIC Electronic Components

UNI-ROYAL 0402WGF5902TCE

Model0402WGF5902TCE
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 0402WGF5902TCE
Type
UNI-ROYAL
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0402WGF5902TCE
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
59kΩ
Electronic Component
10
Electronic Component
BM0257244942
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.

0402WGF5902TCE 产品概述

一、概述与主要参数

0402WGF5902TCE 是 UNI-ROYAL(厚声)系列的一款厚膜贴片电阻,封装尺寸为 0402(1.0×0.5 mm 级别),标称阻值 59 kΩ,阻值精度 ±1%,额定功率 62.5 mW,最高工作电压 50 V,温度系数(TCR)±100 ppm/℃,工作温度范围 -55℃ 至 +155℃。该型号以小体积、成本效益高、适配自动贴片工艺为特点,适合高密度 PCB 设计与大批量生产。

二、性能特点与电气计算

  • 厚膜工艺:耐环境、制造成本低,适合一般精度与稳定性要求的电子产品。
  • 精度与温漂:±1% 精度满足常规信号链、拉/上拉、偏置网络等应用;±100 ppm/℃ 的温漂在温度变化不剧烈的场合表现稳定。
  • 电气限制计算(典型参考):
    • 当受功率限制时,理论最大电流 I_max = sqrt(P/R) ≈ 1.03 mA;对应电压约 60.7 V,但受限于器件最高工作电压 50 V。
    • 受电压限制时,最大电流 I = 50 V / 59 kΩ ≈ 0.847 mA,功耗约 42.4 mW,低于额定 62.5 mW,说明在实用工况下电压限制通常优先于功率限制。

三、典型应用场景

适用于便携设备、消费类电子、物联网节点、通信终端、传感器接口和一般模拟电路中的拉/下拉电阻、分压器、偏置网络及滤波阻件。由于体积小与精度适中,也常被用于高密度 PCB 的空间受限位置。

四、设计与安装注意事项

  • 贴装与回流:兼容常见 SMT 回流工艺,为保证可靠性,请按制造商回流曲线控制峰值温度与时长。
  • 散热与功率降额:0402 尺寸功率有限,实际功耗受 PCB 铜箔面积和散热条件影响。避免将器件置于大铜面积或热源附近,否则需按厂商降额曲线评估温升与寿命。
  • PCB 封装建议:采用 IPC 推荐的 0402 焊盘布局,保持焊盘对称并使用合适的焊膏开口,尽量避免在元件正下方布置过大散热铜区域以免改变实际功率能力。
  • 静电与搬运:常规贴片电阻对静电敏感度低,但建议在 SMT 生产环境中保持静电防护措施以保护周边敏感元件。

五、可靠性与选型提示

厚膜电阻在长期漂移、耐湿热和机械冲击上表现稳定,适合成本敏感且对极限精度要求不高的场合。如电路对温漂、噪声或长期稳定性要求更高,建议选用薄膜或金属膜高精度电阻以获得更低的 TCR 和更好的长期漂移特性。

六、包装与供应

该产品常见包装形式为卷带(tape & reel),适配自动贴片机取放。具体包装数量与订单型号(如卷盘尺寸、标识)请参照供应商或产品数据手册确认。

总结:0402WGF5902TCE 以小尺寸、高密度兼容性和良好的性价比,适用于大多数常见的工业与消费电子应用。选型时应重点关注工作电压、实际功耗与 PCB 散热条件,以保证性能与可靠性。若需更详细的温升/降额曲线或回流参数,建议索取制造商完整数据手册。

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