Tektronix TDP0500 Technical Reference

High voltage differential probes

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TDP0500 & TDP1000

High Voltage Differential Probes

Technical Reference

www.tektronix.com

071-1977-00

www.valuetronics.com

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Page 1 TDP0500 & TDP1000 High Voltage Differential Probes Technical Reference www.tektronix.com 071-1977-00 www.valuetronics.com...
Page 2: Contacting Tektronix
Copyright © Tektronix. All rights reserved. Licensed software products are owned by Tektronix or its subsidiaries or suppliers, and are protected by national copyright laws and international treaty provisions. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supersedes that in all previously published material.
Page 3: Warranty
Warranty 2 Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If any such product proves defective during this warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in exchange for the defective product.
Page 4 www.valuetronics.com...
Page 5: Table Of Contents
Preparation for Shipment ..................... .. TDP0500 & TDP1000 Technical Reference...
Page 6 Table of Contents TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 7: General Safety Summary
Avoid Exposed Circuitry. Do not touch exposed connections and components when power is present. Do Not Operate in Wet/Damp Conditions. Do Not Operate in an Explosive Atmosphere. Keep Product Surfaces Clean and Dry. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 8: Terms In This Manual
DANGER indicates an injury hazard immediately accessible as you read the marking. WARNING indicates an injury hazard not immediately accessible as you read the marking. CAUTION indicates a hazard to property including the product. The following symbols may appear on the product: TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 9: Preface
Preface Preface This is the Technical Reference Manual for the TDP0500 & TDP1000 differential probes. This manual provides speciﬁcations and performance veriﬁcation procedures for the probes. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 10 Preface TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 11: Specifications
Speciﬁcations The speciﬁcations in Tables 1 through 4 apply to a TDP0500 or TDP1000 differential probe installed on a Tektronix DPO7000 oscilloscope. When the probe is used with another oscilloscope, the oscilloscope must have an input impedance of 50 Ω...
Page 12: Warranted Characteristics
Nonoperating: 0-90% RH, tested at +30 to +60 °C See warning that follows. WARNING. To avoid a burn hazard at high ambient temperatures, do not touch the probe with bare hands at nonoperating temperatures above +50 °C . TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 13: Typical Characteristics
(See Figure 7 on page 6.) Bandwidth limit -3 dB at 1 MHz -3 dB at 10 kHz -3 dB at 100 Hz Propagation delay 6.5 ns from probe tip to output Figure 1: Typical bandwidth (TDP0500) TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 14 Typical Characteristics Figure 2: Typical bandwidth (TDP1000) Figure 3: Typical rise time (TDP0500) TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 15 Typical Characteristics Figure 4: Typical rise time (TDP1000) Figure 5: Typical Common-Mode Rejection Ratio (TDP0500) TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 16 Typical Characteristics Figure 6: Typical Common-Mode Rejection Ratio (TDP1000) Figure 7: Typical input impedance versus frequency TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 17 86 mm × 11 mm × 8.9 mm (3.4 in × 0.45 in × 0.35 in) Dimensions, output cable 1.22 m (48 in) Unit weight (probe only) 144.5 g (5.1 oz) Figure 8: Probe dimensions TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 18: Nominal Characteristics
Table 4: Nominal electrical characteristics Input conﬁguration Differential (two inputs, + and - ), with case ground Output coupling DC coupling Voltage ranges 4.25 V and 42 V Terminate output into 50 Ω Termination TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 19: Probe Tip Adapter Specifications
ﬁdelity. NOTE. All adapter speciﬁcations are typical unless otherwise indicated. Straight Pins Tektronix part number: 016-1891-xx Bandwidth: >1.0 GHz 10/90 Rise time: <350 ps Best overall signal ﬁdelity of the available adapters. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 20 10/90 Rise time: <350 ps This adapter has sharp, adjustable pins that can span up to 0.35 inch apart. They are useful for probing small circuit board features such as vias and narrow traces. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 21 Tektronix part number: 196-3504-xx Bandwidth: >820 MHz 10/90 Rise time: <430 ps Use this adapter to provide easy access to test points that you frequently check, or that may be difﬁcult to probe with other methods. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 22 Solder the leads to your test points, spaced up to 5.5 inches apart. CAUTION. To prevent short circuits, solder and dress the adapter leads carefully, and make sure that the adapter pins do not touch other conductors when the adapter is not connected to the probe. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 23 Usable Bandwidth: <250 MHz Calculated rise time: 1.4 ns Use this adapter for DC and low-frequency measurements. The socket ends plug onto square pins, component leads, and the KlipChip adapters included with the probe. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 24 Tektronix part number: 206-0364-xx Usable Bandwidth: <100 MHz Calculated rise time: 3.5 ns Use the KlipChip Adapters with the Y-lead adapters. Due to the length of these adapters, they are only recommended for DC and low-frequency measurements. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 25: Performance Verification
Performance Veriﬁcation Performance Veriﬁcation Use the following procedures to verify the warranted speciﬁcations of the TDP0500 and TDP1000 Differential Probes. Before beginning these procedures, photocopy the test record and use it to record the performance test results. (See Table 7 on page 36.) The recommended calibration interval is one year.
Page 26: Required Equipment
Probe calibration ﬁxture Optional probe accessory Tektronix 067-0419-xx 50 W, 50 Ω, SMA connector Termination JFW 50T 334–1.0 Attenuator 100 X, 50 W, BNC connector Aeroﬂex 60B50W-40dB Spring-loaded probe tip pins P7260 probe accessory Tektronix 016-1917-xx TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 27: Special Adapters
Performance Veriﬁcation Special Adapters Some of the adapters used in these procedures are available only from Tektronix. These adapters are described on the following pages. TekVPI Calibration Fixture The TekVPI Calibration Fixture, Tektronix part number 067-1701-xx, connects between the host instrument and the probe under test.
Page 28 Probe Calibration Fixture (Optional) The Probe Calibration Fixture, Tektronix part number 067-0419-xx, provides a means to check the rise time speciﬁcation of the probe at the 42 V range. (See Figure 11.) This check is not required to complete the performance veriﬁcation of the probe, but is provided for users who want to check the probe rise time at the higher voltage range.
Page 29: Preparation
6. Allow the probe and test equipment to warm up for 20 minutes at an ambient temperature of 20 °C to 30 °C. 7. Photocopy the test record and use it to record the test results. (See Table 7 on page 36.) Perform the veriﬁcation procedures in order. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 30: Dc Attenuation Accuracy
9. Set the input voltage on the DC source to approximately 5 V. Record the actual voltage as V 10. Record the output voltage as V 11. Calculate the attenuation twice, using the values from the measurements as follows: TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 31 23. Verify that the output returns to approximately 0 volts. (This is a functional check; there is no speciﬁed performance limit.) 24. Press the DC Reject button on the probe to turn DC reject off. 25. Keep the output connections for the next procedure. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 32: Differential Signal Range
10. Measure and record the output voltage as V 11. Calculate attenuation using the formula in step 7. 12. Verify that the attenuation is in the range of 47.5 to 52.5. Record the results in the test record. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 33 22. Verify that the attenuation is in the range of 4.75 to 5.25. Record the results in the test record. 23. Disconnect the probe from the test setup and connect it to any oscilloscope channel to keep the probe at operating temperature. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 34: Analog Bandwidth
BNC adapter if necessary. The setup should now appear as shown. (See Figure 15.) 8. Normalize the network analyzer to remove the loss through the TekVPI Calibration Fixture. Figure 15: Normalize the signal path for the following tests TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 35 3. Connect the probe to the TekVPI Calibration Fixture. 4. Connect the probe head to the DM pins on the Probe Tip to BNC adapter. (See Figure 16.) 5. Set the probe for 4.25 V, full bandwidth, and DC reject off. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 36 Performance Veriﬁcation Figure 16: Setup for the analog bandwidth and CMRR tests 6. Read the amplitude at 500 MHz for the TDP0500 or 1 GHz for the TDP1000. The use of the marker function, (if equipped), will simplify resolving the bandwidth.
Page 37 13. Verify that the -3 dB bandwidth is approximately 1 MHz. (This is a functional check only. There is no speciﬁed performance limit for the bandwidth limit function.) 14. Cycle the bandwidth limit button on the probe back to full bandwidth. 15. Retain the setup for the next test. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 38: Common Mode Rejection Ratio
14. Verify that the CMRR is less than the values in the 42 V column of Table 6, and record the results in the test record. 15. Disconnect the probe from the TekVPI Calibration Fixture and connect it to any channel on the oscilloscope to keep the probe at operating temperature. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 39: Rise Time
5. Connect the SMA cable from Channel 8 to the SMA connector on the TekVPI Adapter. 6. Turn on Channel 8 and set the vertical scale to 50 mV/div. Figure 17: Test system rise time setup TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 40 13. Use the oscilloscope measurement capability to display rise time. Increase the stability of the pulse edge measurement by using averaging, if available. Rise time is determined from the 10% and 90% amplitude points on the waveform. Record the rise time as t TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 41 200 ps/div while maintaining the edge view. For a more stable measurement display, turn on averaging. 20. Adjust the position controls on the sampling oscilloscope to display the entire leading edge waveform. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 42 ) that you measured in step 13, and the test system and probe rise time (t ) that you measured in step 21, calculate the probe-only rise time using the formula shown. Example: This completes the performance veriﬁcation. An optional rise time check for the 42 V range follows. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 43: High Voltage Rise Time Check (Optional)
8. Connect a short SMA cable from the other SMA connector on the probe calibration ﬁxture to the high voltage output connector on the pulse generator. 9. Connect the trigger out from the pulse generator to the trigger in on the sampling oscilloscope. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 44 . This measurement at the 42 V range is typically about 400 ps. 21. Perform the calculation with the two measured rise times and the formula below. A typical result will be about 330 ps. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 45 Performance Veriﬁcation Figure 20: Probe rise time setup (42 V range) TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 46 4.25 V range 50 dB _____________ 30 kHz 45 dB _____________ 1 MHz 25 dB _____________ 250 MHz 42 V range 55 dB _____________ 30 kHz 50 dB _____________ 1 MHz 18 dB _____________ 250 MHz TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 47: Appendix A: Alternate Verification Procedures
24.) 2. Allow all test equipment to warm up for 20 minutes in an environment that is within the environmental conditions listed in the speciﬁcations section. Perform the veriﬁcation procedures in order. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 48: Analog Bandwidth
Analog Bandwidth Normalize the Setup 1. Set the synthesizer for 1 GHz/10 dBm for the TDP1000 probe and 500 MHz/10 dBm for TDP0500 probe. 2. Set the spectrum analyzer: Center frequency at 500 MHz for the TDP0500 probe, and 1 GHz for the TDP1000 probe.
Page 49 Figure 22: Probe tip test connections 8. Set the probe to 4.25 V range, DC reject off, full bandwidth. 9. Adjust the reference level of the spectrum analyzer to display a signal on screen. TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 50 3. For example, if the reference level from step 3 is 9 dBm, and the level that you measured in this step is -26 dBm, then the difference between the two measurements is 35 dBm, which is within the probe speciﬁcation. 14. Keep the setup for the next procedure (CMRR). TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 51: Cmrr (Common Mode Rejection Ratio)
16. Repeat the procedure for the remaining frequencies listed in the table. CMRR CMRR Test Differential Mode Common Mode @4.25 V @42 V Frequency Measurements Measurements (Calculated) (Calculated) 4.25 V 42 V 42 V 4.25 V 30 kHz 1 MHz 250 MHz TDP0500 & TDP1000 Technical Reference www.valuetronics.com...
Page 52: Maintenance
Quick Start User Manual for a list of replaceable accessories for your probe. If your probe does not meet the speciﬁcations tested in the Performance Veriﬁcation, you can send the probe to Tektronix for repair. Follow the procedure below to prevent damage to the probe during shipping.

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