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VISHAY TNPW04024K70BEED
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- VISHAY TNPW04024K70BEED
- Type
- VISHAY
- Minimum package
- 10000 圆盘
Technical parameters
- Power
- 100mW
- Electronic Component
- Electronic Component
- Electronic Component
- VISHAY
- Electronic Component
- TNPW04024K70BEED
- Electronic Component
- 1
- Package
- 0402
- Electronic Component
- SMD Resistor
- Electronic Component
- ±0.1%
- Electronic Component
- 0.006g
- Electronic Component
- 4.7kΩ
- Electronic Component
- 1
- Electronic Component
- BM0265116726
- Operating Temperature
- 55℃~+155℃
- Operating Voltage
- 50V
- Electronic Component
- ±25ppm/℃
- Resistor Type
- Resistor
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TNPW04024K70BEED 产品概述
一、产品简介
TNPW04024K70BEED 为 VISHAY（威世）出品的薄膜贴片电阻，封装规格为 0402，阻值 4.7 kΩ，精度 ±0.1%。该型号属于低噪声、低温漂的薄膜系列，具有硫化防护焊盘设计（Sulfur Resistant Pad），并以带盘卷（T/R）方式供货，满足医疗与汽车等高可靠性应用需求，且通过 AEC‑Q200 认证。
二、主要性能参数
- 阻值：4.7 kΩ
- 精度：±0.1%（高精度配合窄温漂）
- 温度系数：±25 ppm/°C（薄膜工艺提供优良的温漂稳定性）
- 额定功率：0.07 W（资料中亦见 0.07W 标注，实际使用时应考虑封装散热限制与降额）
- 最大工作电压：50 V
- 工作温度范围：-55 °C 到 +155 °C
三、可靠性与环境适应
该器件采用薄膜制造工艺，长期稳定性与低噪声表现优异；硫化防护焊盘增强了在含硫环境中的抗腐蚀能力，适用于油气、城市供热或其他易产生硫化物的场景。通过 AEC‑Q200 认证，表明其在汽车电子中经受高温、振动与湿热等可靠性试验的能力。同时适配医疗设备对稳定性与可追溯性的高要求。
四、典型应用与选型建议
适合用于：精密模拟电路、参考网络、滤波器、电流采样、测量仪表、医疗电子以及汽车电子控制单元等场景。选型时注意：
- 0402 封装热阻较大，长期功率消耗需按降额原则处理，避免靠近高温元件；
- ±0.1% 和 ±25 ppm/°C 的组合适合对精度与温漂有严格要求的电路；
- 高电压环境下确认 50 V 最大工作电压是否满足瞬态与耐压裕量。
五、PCB 布局与焊接注意事项
- 保持器件两端良好铜面热通道，有助于散热与功率提升；
- 使用厂商推荐的 0402 封装焊盘尺寸与过孔布局，以降低机械应力与热应力；
- 常规回流焊工艺兼容，但应遵循 VISHAY 的焊接曲线与湿敏等级要求，避免过高峰值温度或过长暴露时间导致性能退化。
六、总结
TNPW04024K70BEED 是一款面向高可靠性、精密测量与苛刻环境的薄膜 0402 电阻，结合 ±0.1% 精度、±25 ppm/°C 温漂与硫化防护设计，尤其适合医疗与汽车电子等对长期稳定性与环境耐受性要求高的应用。最终选型与使用请以 VISHAY 官方数据表为准，并在设计中考虑封装热特性与功率降额。
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