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■ 产品特点 FEATUR*
●*阻值
●*耐压
●涂覆型
●Extra-highResistance
●Extra-high voltage
●Application style
■外形尺寸 DIMENSIONS(mm) 尺寸(size)prefix = o ns = "urn:schemas-microsoft-com:office:office" Lmax Dmax d&plu*n;0.05 RI1/4 7.0 2.5 0.60 RI1/2 10.5 3.9 0.60 RI1/1 14.0 5.5 0.75 RI2/1 14.0 5.5 0.75 ■ 应用范围 APPLICATIONS
●有高压的电子设备
●Extra-high voltage
■ 执行标准 REFERENCE STANDARDS
SJ 2867-88
GB 5729-2003
■ 技术参数 TECHNICAL SPECIFICATIONS
型号 | 70℃额定功耗 Rated dissipation,P70 | 阻值范围 Resistance range | 阻值允许偏差 Resistance tolerance | 电阻温度系数 Temperature coefficient | 元件*限电压 Max Working Voltage(V) | *缘电压 Insulate Voltage(V) | |||
RI2/1 | 0.25 | 10K~1000M | 0.5(D)、1(F)、5(J)、10(K) | 100 500 | 1600 | 500 | |||
0.5 | 3500 | 750 | |||||||
1 | 7000 | 1000 | |||||||
2 | 7000 | 1000 |
■ 性能指标 PERFORMANCE
试验项目 Test ltem | 性能要求 Specifications | 试验变化 Test method |
短时过载 Short time overload | △R≤&plu*n;(1%R+0.05Ω) | 2.5VR, 5s |
可焊性 Soldeability | ≥95% | 235&plu*n;5℃ 2&plu*n;0.5s |
70℃耐久性 Endurance at 70℃ | △R≤&plu*n;(5%R+0.1Ω) | 70&plu*n;2℃,VR(or Umax)1000h |
温度快速变化 Rapid change of temperature | △R≤&plu*n;(1%R+0.05Ω) | -55/125℃,30min 5cycles |
耐焊接热 Leaching | △R≤&plu*n;(1%R+0.05Ω) | 350&plu*n;10℃, 3.5&plu*n;0.5s |
电涌Surge | &plu*n;5% | More than 1MΩ, exert 10KV |
气候顺序 Climatic category | △R≤&plu*n;(5%R+0.1Ω) | -10~65℃,湿度>90%,循环240h |
125℃耐久性 Endurance at 125℃ | △R≤&plu*n;(5%R+0.1Ω) | 125℃, PR1000h |
振动 Vibrating | △R≤&plu*n;(1%R+0.05Ω) | 10~500Hz,0.75mm or 98m/s2,6h |