Related Manuals for Tektronix P6250
Summary of Contents for Tektronix P6250
- Page 1 P6250 and P6251 500 MHz and 1 GHz High Voltage Differential Probes Quick Start User Manual www.tektronix.com 071-2429-00...
- Page 2 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 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.
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Page 5: Table Of Contents
Probe Head Assembly ....................... P6250 and P6251 Quick Start User Manual... - Page 6 Cleaning..........................Index P6250 and P6251 Quick Start User Manual...
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Page 7: General Safety Summary
Do not operate this product with covers or panels removed. Do Not Operate With Suspected Failures. If you suspect that there is damage to this product, have it inspected by qualified service personnel. P6250 and P6251 Quick Start User Manual... - Page 8 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. P6250 and P6251 Quick Start User Manual...
- Page 9 General Safety Summary The following symbol(s) may appear on the product: P6250 and P6251 Quick Start User Manual...
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Page 10: Environmental Considerations
The symbol shown below indicates that this product complies with the European Union’s requirements according to Directive 2002/96/EC on waste electrical and electronic equipment (WEEE). For information about recycling options, check the Support/Service section of the Tektronix Web site (www.tektronix.com). Restriction of Hazardous Substances This product has been classified as Monitoring and Control equipment, and is outside the scope of the 2002/95/EC RoHS Directive. -
Page 11: Preface
This manual describes the installation and operation of the P6250 and P6251 High Voltage Differential probes. Basic probe operations and concepts are presented in this manual. You can also check the Tektronix Web site for this document and other related information. -
Page 12: Returning The Probe For Servicing
Returning the Probe for Servicing If your probe requires servicing, you must return the probe to Tektronix. Contact the Service Center to request an RMA (return material authorization) number. If the original packaging is unfit for use or not available, use the following packaging guidelines: Preparation for Shipment 1. -
Page 13: Key Features
Key Features Key Features The P6250 and P6251 High Voltage Differential probes enable you to make accurate differential measurements from DC to 500 MHz (P6250), or 1 GHz (P6251), using oscilloscopes featuring the Tektronix TekProbe oscilloscope interface. Key features include:... -
Page 14: Operating Considerations
Nonoperating: +30 °C to +60 °C (+86 °F to +140 °F) 0-90% RH Altitude Operating: Up to 3000 meters (10,000 feet) Nonoperating: Up to 12192 meters (40,000 feet) Pollution Degree 2, Indoor use only P6250 and P6251 Quick Start User Manual... - Page 15 Operating Considerations Figure 1: Voltage versus frequency derating curve P6250 and P6251 Quick Start User Manual...
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Page 16: Installation
When you connect the probe, the host instrument reads information from the probe and multiplies the volt-per-division scale by a factor of 5. 2. To disconnect, rotate tab counterclockwise and pull away from the instrument. P6250 and P6251 Quick Start User Manual... -
Page 17: Probe Controls
5 (÷ 5) or divide by 50 (÷ 50). The ÷ 5 setting provides the best signal-to-noise performance with low amplitude signals. The ÷ 50 setting increases the differential mode signal range by a factor of 50. P6250 and P6251 Quick Start User Manual... - Page 18 (FETs) in switch mode power supplies. The 5 MHz filter assists in the characterization and testing of power supplies in switch mode by removing all high frequency content, noise and harmonics from the measurement. P6250 and P6251 Quick Start User Manual...
- Page 19 Slide the switch to the OFF position to disable DC Reject and to return to DC coupling, allowing you to pass both DC and AC components of the signal. P6250 and P6251 Quick Start User Manual...
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Page 20: Functional Check
Use the following procedure to check that your probe is functioning properly. If you want to verify that your probe meets the warranted specifications, refer to the Performance Verification procedures in the P6250 and P6251 Probes Technical Reference Manual. Required Equipment... - Page 21 Test Tips to connect the probe tip to the PROBE COMP terminals on the oscilloscope. 3. Press AUTOSET (or adjust the oscilloscope) to display the calibration waveform. A stable waveform indicates that your probe is functioning properly. P6250 and P6251 Quick Start User Manual...
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Page 22: Calibration
The equipment must be warmed up for 20 minutes, and the calibration status of the host instrument must be pass (if applicable). Required Equipment The required equipment for calibration is the same as for the functional check. (See page 8, Required Equipment.) P6250 and P6251 Quick Start User Manual... -
Page 23: Test Procedure
3. If the Instrument Calibration Status is not pass, run the Signal Path Compensation routine: Disconnect all probes and signal sources from the oscilloscope, and select Calibrate. When pass displays in the status box, proceed to the next step. P6250 and P6251 Quick Start User Manual... - Page 24 Calibration 4. Connect the probe to the oscilloscope PROBE COMP connector. 5. From the Vertical menu, select Probe Cal. P6250 and P6251 Quick Start User Manual...
- Page 25 6. When the Probe Setup screen appears, select Clear Probecal, and then select Calibrate Probe. The probe calibration routine begins. When the routine completes, a notifier appears. Close the notifier and begin using your probe. P6250 and P6251 Quick Start User Manual...
- Page 26 Calibration P6250 and P6251 Quick Start User Manual...
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Page 27: Basic Operation
2. The ground socket provides a short ground path for ground connections. Most differential measurements do not require a ground connection, however. More information on the ground connection is available. (See page 43, Probe Grounding.) P6250 and P6251 Quick Start User Manual... -
Page 28: Probe Input
With low amplitude differential input signals, the common-mode input range is nearly equal to the operating voltage input range. Higher amplitude differential voltages cause the common-mode input range to be reduced. P6250 and P6251 Quick Start User Manual... - Page 29 Basic Operation Figure 2: Input voltage limits with no DC offset, 4.25 V (÷5) range P6250 and P6251 Quick Start User Manual...
- Page 30 Basic Operation Figure 3: Input voltage limits with no DC offset, 42 V (÷50) range P6250 and P6251 Quick Start User Manual...
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Page 31: Probe Offset
1. Verify that the DC Reject switch is in the OFF position (the oscilloscope coupling is set to DC). 2. Use the vertical position control to set a zero reference level on the oscilloscope display. P6250 and P6251 Quick Start User Manual... - Page 32 The probe has two linear operating ranges: ±4.25 V and ±42 V. The offset range of ±4.2 V (÷ 5) is ±4.2 V. and the offset range of ±42 V (÷ 50) is ±42 V. P6250 and P6251 Quick Start User Manual...
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Page 33: Applications
Applications Applications The following example shows a simplified AC/DC circuit diagram that uses the P6250 or P6251 probe and a TDS5000B oscilloscope. The oscilloscope is loaded with the TDSPWR3 power measurement software application to solve a typical test problem. Measure Switching Loss In this example, you want to minimize the power loss at the switching device to improve the efficiency of the power supply. - Page 34 5. In the Source Configuration Panel, set the appropriate I-Probe Settings. 6. Select the Deskew button to deskew probes and channels. 7. Select Switching Loss measurement. 8. Select Run to acquire data and display the results. (See Figure 5 on page 23.) P6250 and P6251 Quick Start User Manual...
- Page 35 Applications Figure 5: Switching loss results display P6250 and P6251 Quick Start User Manual...
- Page 36 Applications P6250 and P6251 Quick Start User Manual...
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Page 37: Accessories And Options
1. Connect the Tip Saver to the probe. 2. Connect the probe tip accessory that you want to use. Two Tip Savers are included with the probe. Reorder Tektronix part number: 016-1781-XX qty. 2 P6250 and P6251 Quick Start User Manual... - Page 38 You can use either end of the tip. Do not force the tip. 2. Probe your circuit. Eight probe tips are included with the probe. Reorder Tektronix part number: 016-1891-XX qty. 8 P6250 and P6251 Quick Start User Manual...
- Page 39 Do not force the tip. 2. Adjust the spacing between the pins to suit your needs. 3. Probe your circuit. Two adapters are included with the probe. Reorder Tektronix part number: 016-1780-XX qty. 5 P6250 and P6251 Quick Start User Manual...
- Page 40 500 MHz. 1. Solder the leads to the two test points. 2. Connect the adapter to the probe. Reorder Tektronix part numbers: 1 inch: 196-3504-XX qty. 1 3 inch: 196-3505-XX qty. 1 P6250 and P6251 Quick Start User Manual...
- Page 41 1. Push the adapter into the probe until it is seated. 2. Connect the adapter to your circuit or to another adapter, such as the MicroCKT test tip. Two adapters are included with the probe. Reorder Tektronix part number: 196-3434-XX qty. 1 P6250 and P6251 Quick Start User Manual...
- Page 42 3. If necessary, bend the flexible sleeve of the MicroCKT test tip up to a 35 ° angle to reduce stress on the connection. Three adapters are included with the probe. Reorder Tektronix part numbers: 206-0569-XX qty. 1 P6250 and P6251 Quick Start User Manual...
- Page 43 When selecting the grounding connection, maintain as short a ground path as possible. (See page 43, Probe Grounding.) Two ground leads are included with the probe. Reorder Tektronix part number: 196-3437-10 qty. 2 P6250 and P6251 Quick Start User Manual...
- Page 44 2. Connect the probe to the channel that matches the color of the band. Five colored pairs are included with the probe. Reorder Tektronix part number: 016-1315-XX qty. 5 colored pairs P6250 and P6251 Quick Start User Manual...
- Page 45 1. Place the probe, accessories, and manual in the carrying case. 2. Close the carrying case to transport the accessories to another location or for storage. Reorder Tektronix part number: 016-1952-XX P6250 and P6251 Quick Start User Manual...
- Page 46 Quick Start User Manual and Documentation CD-ROM The Quick Start User Manual provides instructions for operating the P6250 and P6251 probes. Printed copies are available in the languages listed below, and are also included on the CD. Store the manual and CD in the probe case for easy reference.
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Page 47: Optional Accessories
This kit includes a accessory sheet, a Color Band kit, and an assortment of adapters. Order Tektronix part number: 020-2702-XX Optional Accessories This section lists the optional accessories that you can purchase to help you with your probing tasks. P6250 and P6251 Quick Start User Manual... - Page 48 Y-Lead Adapter or Ground wires. 1. Push the IC Micro-Grabber onto the wire lead. 2. Press the lever to open the contacts. 3. Attach the IC Micro-Grabber to your circuit. Order Tektronix part number: SMK4 qty. 4 P6250 and P6251 Quick Start User Manual...
- Page 49 Also, be careful not to injure yourself on the sharp points. 2. Adjust the spacing between the pins to suit your needs. 3. Probe your circuit. Order Tektronix part number: 016-1786-XX qty. 4 P6250 and P6251 Quick Start User Manual...
- Page 50 2. Touch the adapter to your integrated circuit leads. One side of the adapter pins are insulated to prevent short-circuiting to adjacent pins. Order Tektronix part number: 016-1785-XX qty. 4 P6250 and P6251 Quick Start User Manual...
- Page 51 Use the spring-loaded ground pin when you probe components that have a nearby ground point. 1. Connect the pin to the ground socket on the probe. 2. Probe your circuit. Order Tektronix part number: 016-1782-XX qty. 6 P6250 and P6251 Quick Start User Manual...
- Page 52 Instructions for use are included in the performance verification procedures. 1. Differential Mode (DM) square-pin pair 2. Common Mode (CM) square-pin pair (with ground pin) 3. BNC connector for input signals Order Tektronix part number: 067-1734-XX P6250 and P6251 Quick Start User Manual...
- Page 53 The 1103 power supply is required to do a performance verification on the probe. It provides power to the probe for internal probe measurements. Instructions for use are included in the performance verification procedures. Order Tektronix part number: 1103 Power Supply P6250 and P6251 Quick Start User Manual...
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Page 54: Options
Option R3. Repair service 3 years Option R5. Repair service 5 years Manual Options Option L0. English language instruction manual Option L5. Japanese language instruction manual Option L7. Simplified Chinese language instruction manual P6250 and P6251 Quick Start User Manual... -
Page 55: Probing Principles
CAUTION. To avoid damaging the circuitry under test, connect the probe ground (common) to a ground-reference point only. See the technical reference manual on the CD for more information. P6250 and P6251 Quick Start User Manual... -
Page 56: Input Impedance And Probe Loading
The lower the impedance of the probe relative to that of the source, the more the probe loads the circuit under test and reduces the signal amplitude. P6250 and P6251 Quick Start User Manual... -
Page 57: Maintenance
75% isopropyl alcohol solution. A swab is useful for cleaning narrow spaces on the probe. Use only enough solution to dampen the swab or cloth. Do not use abrasive compounds on any part of the probe. P6250 and P6251 Quick Start User Manual... - Page 58 Maintenance P6250 and P6251 Quick Start User Manual...
- Page 59 DC Reject, 7 Ground lead Y-lead, 29 Probe controls and indicators, 5 3” lead, 31 Applications, 21 Probe head, 15 inductance, 44 selecting length, 43 spring-loaded pin, 39 Calibration, 10 Related documentation, vii P6250 and P6251 Quick Start User Manual...
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Page 60: Index
Index Replacement parts, 45 Returning the probe, viii Safety Summary, iii TekProbe BNC, 4 Signal path compensation, 11 P6250 and P6251 Quick Start User Manual... - Page 61 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Tektronix P6250 P6251...