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CIC Research
Overview
CIC DP40-20K-LVC 高压差分探头（35kV 档精密版）。适用于电力电子变换器、电动汽车/混动研发、兆瓦级牵引逆变器、电源、UPS、核聚变与浪涌测试
优势应用：适用于电力电子变换器、电动汽车/混动研发、兆瓦级牵引逆变器、电源、UPS、核聚变与浪涌测试
资料来源：(P1) 官网选型表 cic-research.store
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Specifications
| 指标名称 | 数值 |
| 型号 | DP40-20K-LVC |
| 最大共模电压(RMS) | 15 kV |
| 最大共模电压(峰值) | 22.5 kV |
| 最大共模电压(峰值, 不可测) | 22.5 kV |
| 最大差模电压(RMS) | 24.7 kV |
| 最大差模电压(峰值, 可测) | 35 kV |
| 最大差模电压(峰值, 不可测) | 45 kV |
| 带宽 | 120 MHz |
| 衰减比 | 1:20,000 |
| 输入阻抗 | 200 MΩ ∥ 2 pF（每端对地） |
| 输入电容 | 2 pF（每端对地） |
| 输出电压(DC/RMS) | ± 1.75 V |
| 输出电压(峰值) | ± 2.00 V |
| 输出阻抗 | 50 Ω（需 50 Ω 终端匹配） |
| 上升时间 | |
| 直流精度 | 0.1 % |
| 本底噪声 | 70 µVrms |
| 偏置 | ± 580 µV 数字可调（约 36 µV/步进） |
| 共模抑制比(100Hz) | -130 dB |
| 共模抑制比(100kHz) | -110 dB |
| 共模抑制比(10MHz) | -100 dB |
| 工作温度 | -40 °C ~ +85 °C |
| 存储温度 | -55 °C ~ +100 °C |
| 冷却方式 | 自然对流 |
| 外壳材质 | 铝合金 |
| 输入连接器 | 4 mm 安全香蕉插头 |
| 输出连接器 | 50 Ω BNC |
| 尺寸 | 194.12 mm × 183.40 mm × 92.02 mm（7.642" × 7.220" × 3.622"） |
| 重量 | 3.21 kg（7.07 lb） |
| 供电 | ±5.20 V @ 100 mA |
| 最大输入电压 | 35 kV |
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* Specifications are subject to change without notice.