The Tektronix TCP303 Current Probe is a high-performance AC/DC current probe designed for use with oscilloscopes and other test equipment. With a wide measurement range from 5 mA to 150 A and a bandwidth of 15 MHz, it is well-suited for capturing fast transients in power electronics, motor control, and automotive applications. The split-core design allows for easy installation around conductors without breaking the circuit, and the 25 mm jaw opening accommodates a variety of wire sizes.
Key Features & Highlights
- AC/DC current measurement with a range of 5 mA to 150 A
- 15 MHz bandwidth for capturing fast current transients
- Maximum voltage rating of 600 V for safe use in high-voltage systems
- Split-core design for quick and easy installation
- 25 mm jaw opening to fit a wide range of conductors
- 2 m cable length for flexible positioning
- Accuracy: ±1% of reading ±0.1 A
- Sensitivity: 10 mV/A
- Input impedance: 1 MΩ; Output impedance: 50 Ω
- Operating temperature: 0°C to 50°C; Storage temperature: -20°C to 70°C
Applications
The TCP303 is ideal for engineers and technicians working in power electronics, motor drives, automotive testing, and industrial maintenance. Its high accuracy and bandwidth make it suitable for design validation, troubleshooting, and monitoring of current waveforms in various systems.





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