Tektronix TCP0030A AC/DC Current Probe, 1 mA to 30 A, 120 MHz, TCP Series

Key Specifications

• Measurement type: AC/DC current probe

• Bandwidth: DC to greater than 120 MHz

• Current ranges: 5 A and 30 A selectable

• Minimum current sensitivity: 1 mA

• Maximum RMS current: 30 A

• Maximum peak pulse current: 50 A

• Interface: TekVPI

• Probe type: Split-core

• Maximum bare wire voltage: 150 V CAT II

• Cable length: 2 m

The Tektronix TCP0030A is a high-bandwidth AC/DC current probe for engineers who need accurate current waveform visibility on TekVPI oscilloscopes. It delivers DC to >120 MHz bandwidth, 1 mA minimum current sensitivity, 30 A RMS, and up to 50 A peak pulse capability for fast transient and low-level current measurements. This model is the strongest fit in the group for switching power supplies, semiconductor testing, inverters, and other applications where bandwidth and low-current detail matter most.

Best for highest bandwidth and lowest current sensitivity in this group.

Ideal Applications

• Switching power supplies and power conversion design

• Semiconductor device testing and current waveform validation

• Power inverters and converters

• Motor drives and transportation electronics

In The Box

• TCP0030A AC/DC current probe

• Probe instruction manual

• Probe ground lead — 6 in length

• Nylon carrying case

FAQ: Frequently Asked Questions

1) How do I know if the TCP0030A is the right TCP Series model for my application?
The TCP0030A is the best fit when you need the highest bandwidth in this comparison group plus low-current sensitivity and direct TekVPI connectivity for precision power electronics work.

2) What current and bandwidth performance does the TCP0030A provide?
The TCP0030A provides DC to greater than 120 MHz bandwidth, selectable 5 A and 30 A ranges, 30 A RMS current, and up to 50 A peak pulse capability.

3) What does the TekVPI interface do for users?
TekVPI enables direct oscilloscope connection with automatic scaling and on-screen current readout for faster, simpler setup.

4) Can the TCP0030A measure low current accurately?
Yes, it can measure down to 1 mA on supported oscilloscopes while maintaining low noise, low drift, and typically less than 1% DC gain error.