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产品型号: RTT12470JTP
品牌: RALEC(旺诠)
商品分类: 贴片电阻
封装: 1210
阻值: 47Ω
精度: ±5%
功率: 500mW (1/2W)
最大工作电压: 200V
工作温度范围: -55℃ ~ +155℃
温度系数: ±100ppm/℃
电阻类型: 厚膜电阻
RTT12470JTP 是 RALEC(旺诠)推出的一款高性能贴片电阻,采用 1210 封装,适用于各种电子电路中的电流限制、电压分压和信号调节等应用。其阻值为 47Ω,精度为 ±5%,功率为 500mW(1/2W),能够在 -55℃ 至 +155℃ 的宽温度范围内稳定工作。该电阻采用厚膜技术制造,具有优异的电气性能和可靠性,广泛应用于消费电子、工业控制、通信设备等领域。
高精度与稳定性
RTT12470JTP 的阻值精度为 ±5%,确保了电路设计的精确性。其温度系数为 ±100ppm/℃,在宽温度范围内表现出良好的稳定性,适合对温度变化敏感的应用场景。
高功率承载能力
该电阻的额定功率为 500mW(1/2W),能够承受较高的功率负载,适用于需要较高功率处理能力的电路设计。
宽工作温度范围
RTT12470JTP 的工作温度范围为 -55℃ ~ +155℃,能够在极端环境下稳定工作,满足工业级和汽车级应用的需求。
厚膜技术
采用厚膜电阻技术,具有优异的电气性能和可靠性,能够承受较高的电压和电流冲击,延长了产品的使用寿命。
1210 封装
1210 封装尺寸适中,便于自动化贴装,同时提供了良好的散热性能,适合高密度电路板设计。
RTT12470JTP 广泛应用于以下领域:
| 参数名称 | 参数值 |
|---|---|
| 阻值 | 47Ω |
| 精度 | ±5% |
| 功率 | 500mW (1/2W) |
| 最大工作电压 | 200V |
| 工作温度范围 | -55℃ ~ +155℃ |
| 温度系数 | ±100ppm/℃ |
| 电阻类型 | 厚膜电阻 |
| 封装 | 1210 |
RTT12470JTP 经过严格的可靠性测试,包括:
电路设计
在设计电路时,建议根据实际功率需求选择合适的电阻功率,并确保工作电压不超过最大工作电压(200V)。
焊接工艺
采用标准的回流焊或波峰焊工艺进行焊接,避免过高的焊接温度和时间,以免影响电阻性能。
散热设计
在高功率应用中,建议优化 PCB 的散热设计,确保电阻能够有效散热,避免过热损坏。
存储与运输
存储和运输过程中,应避免潮湿、高温和强磁场环境,以保持电阻的性能和可靠性。
RTT12470JTP 是一款高性能、高可靠性的贴片电阻,适用于多种电子电路设计。其优异的电气性能、宽温度范围和高功率承载能力,使其成为消费电子、工业控制、通信设备和汽车电子等领域的理想选择。RALEC(旺诠)作为知名品牌,以其高质量的产品和专业的服务,赢得了全球客户的信赖。
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