WMSIC Electronic Components

UNI-ROYAL 0603WAF3003T5E

Model0603WAF3003T5E
Package0603
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 0603WAF3003T5E
Type
UNI-ROYAL
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0603WAF3003T5E
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
300kΩ
Electronic Component
1
Electronic Component
BM0257245295
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.

0603WAF3003T5E 产品概述

一、产品简介

0603WAF3003T5E 是 UNI-ROYAL(厚声)出品的一款贴片厚膜电阻,封装尺寸为 0603(1608 公制)。该器件阻值为 300kΩ,精度 ±1%,额定功率 0.1W(100mW),额定工作电压 75V,温度系数(TCR)为 ±100ppm/℃,工作温度范围 -55℃ 至 +155℃。凭借小型封装和稳定的电性能,适合各类空间受限与高密度组装的电子设备使用。

二、主要性能参数

  • 类型:厚膜电阻(贴片)
  • 封装:0603(1608 metric)
  • 阻值:300kΩ
  • 精度:±1%
  • 额定功率:100mW(室温基准)
  • 额定工作电压:75V(最大工作电压,建议不超限使用)
  • 温度系数:±100ppm/℃(典型)
  • 工作温度范围:-55℃ ~ +155℃
  • 品牌:UNI-ROYAL(厚声)

三、结构与封装特点

  • 厚膜工艺制造,适合批量产能与成本控制,具有良好的抗焊接热冲击能力。
  • 0603 小尺寸有利于高密度贴装、降低 PCB 占用面积,适配主流自动贴装(SMT)生产线。
  • 常见卷带(Tape & Reel)供货,便于自动化贴片与后道流程。

四、典型应用场景

  • 便携式电子与消费类产品中的偏置电阻、上拉/下拉电阻。
  • 精密测量/控制电路中的分压器、滤波网络与阻抗匹配。
  • 工业控制与仪表中对温度范围与长期可靠性有要求的电路。
  • 通信模块、电源管理以及需要小封装高阻值的应用。

五、选型与使用注意事项

  • 电压与功率匹配:尽管理论上在 300kΩ 下不超过 173V 才会达到 0.1W,但请严格遵守制造商额定工作电压 75V;高压条件下应考虑更高额定电压或增大阻值、采用更大封装以保证可靠性。
  • 温漂要求:TCR ±100ppm/℃ 表明温度变化会引起阻值显著变化,若电路对温度稳定性敏感,应评估是否需选用更低 TCR 的薄膜或金属膜产品。
  • 功率降额:在高环境温度下应遵循功率降额曲线(derating),避免在高温环境长期满载工作。

六、焊接与存储建议

  • 焊接工艺:兼容主流回流焊流程,建议回流峰值温度 ≤ 260℃,并控制峰值时间与回流曲线以减少应力。
  • 清洗与处理:焊后可进行常规清洗,避免使用强腐蚀性化学物质接触终端。
  • 存储条件:防潮、防尘、避免长时间阳光直射,未开封的卷带应按制造商建议在保质期内使用,开封后尽快贴装。

七、可靠性与质量控制

  • 通过常规的可靠性试验(如温度循环、湿热、机械冲击与焊接热冲击)以验证长期稳定性。
  • 厚声(UNI-ROYAL)产品适配工业级温度范围并在批量生产中有较好一致性,建议在关键应用中索取完整的规格书与可靠性报告以满足特定认证或行业要求。

总结:0603WAF3003T5E 为一款面向高密度贴片应用的高阻值、1% 精度厚膜贴片电阻,兼顾体积与性能,适用于多种消费、工业与通信类电子设备。在选型与使用时应关注额定电压、功率降额与温漂对系统性能的影响,并严格按照制造商的焊接与存储建议执行。

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