WMSIC Electronic Components

UNI-ROYAL 0805W8F3302T5E

Model0805W8F3302T5E
Package0805
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 0805W8F3302T5E
Type
UNI-ROYAL
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0805W8F3302T5E
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.027g
Electronic Component
33kΩ
Electronic Component
1
Electronic Component
BM0257245565
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.

0805W8F3302T5E 产品概述

一、产品简介

0805W8F3302T5E 为 UNI-ROYAL(厚声)系列厚膜贴片电阻,封装尺寸 0805(2012公制),标称阻值 33kΩ,精度 ±1%。该器件属于通用高可靠性薄厚膜芯片电阻,适用于空间受限的表贴电路板,兼顾精度与成本,为模拟、数字与桥式测量等电路提供稳定的电阻元件。

二、主要技术参数

  • 阻值:33kΩ(3302 编码表示)
  • 精度:±1%(F级)
  • 功率额定:125mW(环境与散热条件相关)
  • 最大工作电压:150V
  • 温度系数(TCR):±100ppm/℃
  • 工作温度范围:-55℃ ~ +155℃
  • 封装:0805(2.0 mm × 1.25 mm)
  • 制程:厚膜(Thick Film)

三、产品特性

  • 精度较高,适合需要 ±1% 配置的电阻分压、偏置与滤波网络;
  • 良好的温度稳定性,TCR ±100ppm/℃ 在一般商用及工业温区内表现可靠;
  • 额定功率 125mW,适合低功耗信号链与偏置场合;
  • 最大工作电压 150V,适合中低电压应用,但注意不应长期在极限电压下工作;
  • 厚膜工艺兼具成本效益与良好的批量一致性。

四、典型应用场景

  • 模拟信号前端:偏置、增益设定、反馈回路;
  • 控制与测量电路:分压采样、参考电路;
  • 消费类与工业类电子设备的低功率电路;
  • PCB 空间受限处的通用阻值组件替换。

五、设计与使用建议

  • 功率退让:建议参考厂方数据表,工程上通常在环境温度超过 70℃ 时按线性方式降额直至最高工作温度;
  • 电压与脉冲:避免长期在 150V 临界值附近工作,瞬态脉冲也应控制在器件额定值内;
  • 布局与散热:电阻周围避免高热源,合理铺铜以利散热;短焊盘与良好焊接工艺有助于降低接触电阻与热阻;
  • 焊接:遵循厂家回流焊温度曲线与 IPC/JEDEC 标准,避免过长高温暴露导致性能漂移。

六、可靠性与环境适应

该厚膜电阻适应工业级温度范围(-55℃ ~ +155℃),具有良好的温度循环和机械振动性能。储存与贴装时应避免潮湿与污染,必要时按 PCB 制造与 SMT 的干燥箱管理要求处理。

七、封装与订购信息

封装为标准 0805,适配常规自动贴装与回流焊工艺。型号 0805W8F3302T5E 可按卷带(T&R)供货,订购时请确认包装单位、批号及规格一致性。遇到特殊需求可咨询 UNI-ROYAL 厂家技术支持。

八、总结与推荐

0805W8F3302T5E(33kΩ ±1%)是一款面向通用电子产品的高性价比厚膜贴片电阻,适用于需要中等精度与中低功率的应用。设计时注意功率与电压降额、合理PCB散热与焊接工艺,可确保长期稳定性与可靠性。如需更低 TCR 或更高功率等级,可考虑片式薄膜或大封装替代型号。

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