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UNI-ROYAL 0805W8F510JT5E
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- UNI-ROYAL 0805W8F510JT5E
- Type
- 0805
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 125mW
- Electronic Component
- Electronic Component
- Electronic Component
- UNI-ROYAL
- Electronic Component
- 0805W8F510JT5E
- Electronic Component
- 1
- Package
- 0805
- Electronic Component
- SMD Resistor
- Electronic Component
- ±1%
- Electronic Component
- 0.027g
- Electronic Component
- 51Ω
- Electronic Component
- 1
- Electronic Component
- BM0257245287
- 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.
0805W8F510JT5E 产品概述
一、产品简介
0805W8F510JT5E 为 UNI-ROYAL（厚声）系列 0805 贴片厚膜电阻，标称阻值 51Ω，精度 ±1%，额定功率 125 mW，最高工作电压 150 V。器件采用通用 0805（2012 公制，约 2.0 × 1.25 mm）封装，工作温度范围 -55℃ 至 +155℃，温度系数（TCR）为 ±100 ppm/℃。该型号适合于对体积、精度及热稳定性有中等要求的电子产品中做限流、分压、阻抗匹配和终端负载等用途。
二、主要参数（要点）
- 阻值：51 Ω
- 精度：±1%
- 额定功率：125 mW（0805 尺寸典型额定）
- 最高工作电压：150 V
- 温度系数：±100 ppm/℃（保证阻值随温度变化的线性度）
- 工作温度范围：-55℃ ～ +155℃
- 封装：0805（2012 公制）
三、性能与可靠性
该厚膜电阻采用成熟的厚膜工艺，具有良好的批次一致性与长期稳定性。±1% 的精度适用于对阻值有较高要求的电路设计；±100 ppm/℃ 的 TCR 在一般商用与工业环境下能提供可接受的温度漂移控制。工作温度覆盖 -55℃ 至 +155℃，在高低温循环、潮湿环境及常规回流焊应力下表现稳定。为了确保长期可靠性，建议参考厂方提供的高温贮存、温度循环、焊接耐热及湿热试验等数据。
四、典型应用场景
- 通用模拟电路限流、电压分压
- 数模混合系统的阻抗匹配与负载
- 移动设备、消费电子、家电与工业控制器中的电流检测（配合其他元件）
- SMD 布局受限但需 ±1% 精度的 PCB 设计 该型号兼顾小尺寸与中等功率能力，适合体积受限但对功耗与温漂有基本要求的场合。
五、封装与焊接注意
0805（2012）贴片封装便于自动贴装与回流焊流程。常见注意事项：
- 推荐使用符合 IPC/JEDEC 的回流焊曲线（兼容无铅回流工艺），避免超时高温滞留以降低漂移风险；
- 焊盘设计与 PCB 散热路径会影响器件实际热阻与允许耗散，建议在热敏感设计中配合散热铜箔或通过孔；
- 对于高湿或高振动环境，建议在设计中考虑防护涂层或粘接固定。
六、选型与使用建议
- 若电路对阻值稳定性或温漂有更高要求，可考虑更低 TCR 或金属膜/薄膜精密电阻系列；
- 在高温或连续高功耗场合，应按照厂方功率-温度降额曲线进行选型，避免在极限额定条件长时间工作；
- 关注批次数据与出货测试（例如阻值分布、阻抗、湿热与机械冲击测试），并在最终产品中进行可靠性验证。
总结：0805W8F510JT5E 为一款面向通用电子应用的 0805 厚膜贴片电阻，提供 51Ω/±1% 的精度和 ±100 ppm/℃ 的温漂控制，适用于体积受限且需稳定阻值的电路设计。具体的可靠性参数、降额曲线及焊接规范请参照 UNI-ROYAL 的详细技术手册与出厂数据表。
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