WMSIC Electronic Components

UNI-ROYAL 0805W8J0750T5E

Model0805W8J0750T5E
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 0805W8J0750T5E
Type
UNI-ROYAL
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0805W8J0750T5E
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.027g
Electronic Component
75Ω
Electronic Component
1
Electronic Component
BM0263477312
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.

0805W8J0750T5E厚膜贴片电阻产品概述

一、产品基本信息

0805W8J0750T5E是UNI-ROYAL(厚声) 推出的通用型厚膜贴片电阻,属于0805封装系列核心型号。其核心定位为小功率信号电路的阻值匹配元件,阻值固定75Ω,精度±5%,额定功率125mW(1/8W),适配SMT(表面贴装)工艺,是工业、消费电子等领域的常用选型。作为厚膜电阻,采用陶瓷基底+氧化钌(RuO₂)电阻层工艺,兼具成本优势与性能稳定性,无需额外校准即可满足多数模拟电路需求。

二、核心性能参数

该电阻的关键参数覆盖电路设计核心需求,具体如下:

  • 阻值与精度:75Ω ±5%(型号中“J”为精度标识),满足音频、传感器信号调理等场景的阻值匹配要求;
  • 功率与电压:额定功率125mW,最大连续工作电压150V,可支撑低压(≤150V)电路稳定运行,避免过压损坏;
  • 温度特性:温度系数±100ppm/℃(即每变化1℃,阻值漂移0.01%),在-55℃~+155℃宽温范围内,阻值最大变化约1.2%(100℃温差),仍在精度允许区间内;
  • 工作温度:-55℃至+155℃,覆盖工业级与部分汽车级应用的温度场景,无需额外散热设计。

三、封装与物理特性

采用0805贴片封装(英制尺寸0.08″×0.05″,公制约2.0mm×1.2mm),是SMT主流小封装之一,结构特点清晰:

  • 基底:高纯度氧化铝陶瓷,耐高温(155℃以上)、绝缘性强;
  • 电阻层:厚膜RuO₂,阻值稳定性优于碳膜/金属膜电阻,抗老化性能突出;
  • 端电极:三层结构(镍/锡/无铅合金),适配回流焊、波峰焊工艺,焊接后抗拉强度≥1kgf,无开路风险;
  • 保护层:环氧树脂涂层,防潮湿(通过85℃/85%RH湿度循环测试)、防机械划伤,延长使用寿命。

四、适用应用场景

基于性能参数,该电阻适用于以下典型场景:

  1. 消费电子:手机/平板音频接口分压、电源指示灯限流、蓝牙模块信号匹配;
  2. 工业控制:传感器信号放大电路偏置电阻、小型PLC(可编程逻辑控制器)I/O接口限流;
  3. 汽车电子:车载仪表盘背光控制、胎压监测模块信号电阻(需确认汽车级认证,厚声部分型号支持IATF 16949);
  4. 通信设备:基站射频前端小信号匹配、路由器电源滤波电路;
  5. 电源模块:低压DC-DC转换器反馈分压(如5V转3.3V电路的反馈网络)。

五、可靠性与环境适应性

厚膜工艺赋予其良好的可靠性,具体表现为:

  • 耐温稳定性:155℃高温下连续工作1000小时,阻值变化≤0.5%;
  • 抗湿性:湿度循环测试(85℃/85%RH,1000小时)后,阻值漂移≤1%;
  • 机械可靠性:贴片封装可承受回流焊热应力(峰值温度260℃),无焊盘脱落风险;
  • 长期寿命:额定功率下连续运行,平均无故障时间(MTBF)≥10^6小时,适合工业设备24小时连续工作。

六、品牌与质量保障

UNI-ROYAL(厚声)是国内电阻制造龙头,该产品具备:

  • 环保认证:符合RoHS 2.0、REACH法规,无铅无镉;
  • 体系认证:通过ISO 9001质量管理体系、IATF 16949汽车行业认证(部分型号);
  • 供货稳定:年产能超100亿只,支持批量采购与定制需求;
  • 质量追溯:每批产品附带检测报告,阻值、精度等参数可追溯至生产批次。

该电阻凭借小体积、宽温特性与稳定性能,成为小功率电路的高性价比选型,广泛应用于电子设备的信号调理、电源管理等环节。

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