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VISHAY MCS04020C1001FE000
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- VISHAY MCS04020C1001FE000
- Type
- VISHAY
- Minimum package
- 10000 圆盘
Technical parameters
- Power
- 100mW
- Electronic Component
- Electronic Component
- Electronic Component
- VISHAY
- Electronic Component
- MCS04020C1001FE000
- Electronic Component
- 1
- Package
- 0402
- Electronic Component
- SMD Resistor
- Electronic Component
- ±1%
- Electronic Component
- 0.012g
- Electronic Component
- 1kΩ
- Electronic Component
- 1
- Electronic Component
- BM0058430093
- Operating Temperature
- 55℃~+155℃
- Operating Voltage
- 50V
- Electronic Component
- ±50ppm/℃
- Resistor Type
- Resistor
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MCS04020C1001FE000 产品概述
一、概述
MCS04020C1001FE000 为 VISHAY（威世）品牌的 0402 尺寸薄膜贴片电阻，标称阻值 1 kΩ，功耗 100 mW，精度 ±1%，温度系数（TCR）±50 ppm/°C，工作温度范围 -55 ℃ 至 +155 ℃，最大工作电压 50 V。该器件结合薄膜工艺的低噪声与高稳定性，适合空间受限且对精度与长期漂移有要求的应用。
二、主要特点
- 尺寸：0402（约 1.0 mm × 0.5 mm），适合高密度表面贴装。
- 电气：1 kΩ，±1% 精度，TCR ±50 ppm/°C，低温漂，适合精密分压、反馈网络等。
- 功率与电压：额定功率 100 mW；标注最大工作电压 50 V（见注意事项）。
- 温度范围：-55 ℃ 至 +155 ℃，宽温域可靠性好。
- 工艺：薄膜电阻，特点为低噪声、良好稳定性和可重复性。
三、使用注意（关键提示）
虽然器件标称最大工作电压为 50 V，但必须同时满足功率限制。对于 1 kΩ 阻值，能在不超过额定功耗 100 mW 的条件下承受的最大电压约为 10 V（Vmax = sqrt(P·R) = sqrt(0.1 W × 1000 Ω) ≈ 10 V）。在电路设计中应同时考虑电压和功率两方面约束，避免过压或长时间近额定功率运行造成失效。
四、典型应用场景
- 精密模拟电路：分压器、放大器负反馈、参考源阻抗匹配。
- 工业与汽车电子（在满足环境和耐温要求下）。
- 通信设备、传感器接口、测量仪器等对温漂与稳定性有要求的场合。
- 高密度 PCB 设计与微型化产品。
五、封装与安装建议
- 支持标准回流焊工艺，推荐遵循 VISHAY 官方回流曲线及工艺规范以保证焊接可靠性。
- 由于体积小，焊盘设计与贴装精度对焊接质量影响显著，建议按制造商建议的焊盘尺寸与锡膏量进行设计与工艺控制。
- 对于高功率或高环境温度应用，应考虑布局散热与热阻管理，避免器件长期处于高温环境导致电阻漂移或失效。
六、可靠性与质量控制
薄膜电阻因其稳定性、低噪声与良好可重复性常用于对精度有较高要求的电路。实际长期漂移、湿度、冲击和热循环性能应参考 VISHAY 的详细数据表与认证测试报告。量产前建议进行样板环境应力测试以验证在目标应用中的表现。
七、采购与替代
型号 MCS04020C1001FE000 为标准商品型零件，选择时注意订货编码与包装形式（卷带等）。如需更高精度或更低 TCR，可以考虑更高等级薄膜或厚膜精密型号；如需更大功率，应向更大封装尺寸（如 0603、0805）或不同材料的电阻产品切换。购买与设计替代时请对照数据表核对全部关键参数（功率、TCR、温度范围、最大工作电压及环境可靠性）。
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