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The top-tier HORNET® Series High Voltage Differential Probes represent a best-in-class solution specifically engineered to meet the growing demands of wide-bandgap power electronics design. These probes excel in applications such as double-pulse testing for high-speed, high-voltage switching devices like silicon carbide (SiC) technology, IGBTs, thyristors, and fast-switching high-voltage diodes.
With the capability to measure differential and common-mode voltages up to ±4000V, the HORNET® series provides engineers with the flexibility to tackle the most challenging high-voltage applications in power electronics design.

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Suitable for switching power supplies, IGBTs, silicon/silicon carbide power devices

±4000V input voltage

Four user-selectable input attenuator ranges

Bandwidth >300MHz

High Common Mode Rejection Ratio (CMRR)

Compatible with tester application scenarios




"Electrical Specifications" not marked with (*) are typical values, not guaranteed values.
| Parameter | Value |
|---|---|
| Product Model | HORNET4kV |
| Attenuation* (≤±1% Guaranteed Value) | 1000:1, 500:1, 200:1, 100:1 |
| Bandwidth* (-3 dB) Small Signal (Guaranteed Value) | ≥300MHz |
| Rise Time (10% - 90%) Large Signal | 1000:1, 500:1: 1.0 ns 200:1, 100:1: 1.1 ns |
| Maximum Rated Input Voltage² | |
| No Measurement Category | 4000 V RMS + 4000 V Transient Overvoltage |
| CAT Rating | Not Applicable |
| Pollution Degree | 2 |
| Maximum Differential Input Voltage (DC + AC Peak) | 1000:1 ± 4000 V 500:1 ± 2000 V 200:1 ± 800 V 100:1 ± 400 V |
| Common-Mode Voltage | ± 4000 V Peak (2800 V RMS) |
| DC Gain Accuracy³ | ±1.5 % (Preliminary Data) |
| Propagation Delay (± 0.5 ns) | 12 ns |
| Noise (AC RMS) (Referenced to Input) | |
| 30 MHz Bandwidth | 400V: 0.11 V, 800V: 0.11 V 2000V: 0.13 V, 4000V: 0.14 V |
| Full Bandwidth | 400V: 6.2 V, 800V: 5.2 V 2000V: 1.2 V, 4000V: 0.63 V |
| Input Impedance⁴ | |
| Each Input to Ground | 10 MΩ || < 5 pF |
| Differential Input Impedance | 20 MΩ || < 2.5 pF |
| Common-Mode Rejection Ratio (CMRR) *Preliminary Data* | DC: > 70 dB 10 MHz: > 50 dB 100 kHz: > 60 dB 50 MHz: > 40 dB 1 MHz: > 60 dB 100 MHz: > 30 dB 3.2 MHz: > 60 dB 300 MHz: > 25 dB |

Version: 202504

Version: 202504

Version: 202504

Version: 202504