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User Manual
P7225
2.5GHz 10XActive Probe
071-1187-01
Warning
The servicing instructions are for use by qualified
personnelonly.To avoid personalinjury,do not
perform any servicing unless you are qualified to
do so. Refer to all safety summaries prior to
performing service.
www.tektronix.com
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Copyright© Tektronix, Inc. All rightsreserved. Tektronixproductsare coveredbyU.S. andforeignpatents, issuedand pending. Informationinthispublicationsupercedesthat inall previously publishedmaterial. Specificationsandprice change privilegesreserved. Tektronix, Inc., P.O. Box500, Beaverton, OR97077 TEKTRONIXandTEKare registeredtrademarksofTektronix, Inc. TEKPROBE andSureFoot are registeredtrademarksandSureToe, TekConnect, TEKPROBE, andKlipChipare trademarksofTektronix, Inc.
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WARRANTY Tektronix warrants that the systems that it manufactures and sells, (excluding customer-supplied equipment), will be free from defects in materials and workmanship for a period of one (1) year. The warranty period shall begin on the date of installation or one (1) month after the date of shipment, whichever is earlier. If any componentofasystem supplied by Tektronix proves defective during the initial one-year period, Tektronix, at its option, either will repair the defective componentw
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TableofContents GeneralSafetySummary ............................ v Preface............................................ vii RelatedManuals .................................... vii ContactingTektronix ................................. viii ProductDescription................................. 1 TekConnect Interface................................. 1 Installation ......................................... 2 Options............................................ 3 FeaturesandAccessories..................
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Table ofContents ListofFigures Figure1:P7225ProbefeaturingtheTekConnectInterface 1 Figure 2:Connectinganddisconnectingthe probe ....... 2 Figure3:Probefunctionalcheckconnections ........... 15 Figure4:Dynamicandoffsetlimitations ............... 18 Figure 5:Typical effectsofusingaprobe tipadapter ..... 21 Figure6:Waveformdistortionfromgroundleadlength .. 22 Figure7:Groundleadequivalentcircuit ............... 23 Figure 8:Low-inductance grounding................... 25 Figure9:UsingaSureFootadapterf
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Table ofContents ListofTables Table1:P7225featuresandstandardaccessories ........ 5 Table2:P7225optionalaccessories ................... 12 Table3:Warrantedelectricalspecifications............. 29 Table4:Typicalelectricalcharacteristics .............. 29 Table 5: Physical characteristics ...................... 33 Table6:Environmentalcharacteristics ................ 33 Table7:Certificationsandcompliances ................ 34 P72252.5GHz 10XActive Probe UserManual iii
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Table ofContents P72252.5GHz 10XActive Probe UserManual iv
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GeneralSafetySummary Reviewthe followingsafetyprecautionstoavoidinjuryandprevent damage tothisproduct oranyproductsconnectedtoit. Toavoid potential hazards, use thisproduct onlyasspecified. Only qualified personnel should perform service procedures. To Avoid Fire or PersonalInjury Connectand DisconnectProperly. Connect the probe output tothe measurement instrument before connectingthe probe tothe circuit undertest. Disconnect the probe input andthe probe groundfrom the circuit undertest before d
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General SafetySummary Safety Terms and Symbols Terms in This Manual.These termsmayappearinthismanual: WARNING. Warning statementsidentify conditions or practices that could result in injury orlossof life. CAUTION. Caution statementsidentify conditions or practices that could result in damage to this product or other property. Terms on the Product. These termsmayappearonthe product: DANGER indicatesan injury hazardimmediatelyaccessible asyou readthe marking. WARNINGindicatesaninjuryhazardnot imme
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Preface Thisisthe UserManual forthe P7225probe. Thismanual provides operatinginformation, specifications, anda replaceable partslist. RelatedManuals Ifyouneedtodoa performance verificationormake internal adjustmentstoyourprobe, refertothe P7225 2.5 GHz Active Probe Service Manual. The manual isa printable pdffile, andisavailable onboththe Tektronixwebsite andthe Optional ApplicationsCD. The Optional ApplicationsCDisincludedwithTektronixinstru- mentsfeaturingthe TekConnect interface. P72252.5GHz
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Preface ContactingTektronix Phone 1-800-833-9200* Address Tektronix, Inc. Department orname (ifknown) 14200SW Karl BraunDrive P.O. Box500 Beaverton, OR97077 USA Web site www.tektronix.com Sales 1-800-833-9200, select option1* support Service 1-800-833-9200, select option2* support Technical Email: techsupport@tektronix.com support 1-800-833-9200, select option3* 1-503-627-2400 6:00a.m. -- 5:00p.m. Pacific time * This phone numberis toll free in North America. Afteroffice hours, please leave a vo
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ProductDescription The TektronixP7225isa 2.5GHz, 10Xactive probe. The P7225has a ≤0.8pFinput capacitance anda highinput resistance (40kΩ) ,to minimize circuit loadingoverthe specifiedbandwidth. The small profile andlow-massheadofthe P7225make probingdense circuitrybyhandfast andeasy. The accessorytipsandadapters includedenable the P7225tobe usedona wide varietyofcircuit architectures. Figure 1:P7225 Probe featuring the TekConnectInterface TekConnectInterface The P7225ispoweredthrougha TekConnect
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Product Description Whenthe probe isconnected, the host instrument readsEEPROM informationfrom the probe, identifyingthe device andallowingthe appropriate powersuppliestobe poweredon. The preampinputson the host instrument are electrostatic discharge protectedby remaininggroundeduntil a validTekConnect device isdetected. Installation The TekConnect Interface featuresa spring-loadedlatchthat providesaudible andtactile confirmationthat a reliable connection hasbeenmade tothe host instrument. Slide
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Product Description Options The followingoptionsare available whenorderingthe P7225probe: OptionD1—CalibrationData Report OptionC3—3yearsCalibrationService OptionD3—3yearsCalibrationDataReport (requiresOptionC3) OptionR3—3yearsRepairService OptionC5—5yearsCalibrationService OptionD5—5yearsCalibrationDataReport (requiresOptionC5) OptionR5—5yearsRepairService P72252.5GHz 10XActive Probe UserManual 3
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Product Description P72252.5GHz 10XActive Probe UserManual 4
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FeaturesandAccessories The P7225isprovidedwithseveral featuresandaccessoriesdesigned tomake probingandmeasurement a simplertask. Tofamiliarize yourselfwiththese itemsandtheiruses, refertoTable 1. WARNING. To avoid injury, use care when handling accessories with sharp tips. Table 1:P7225 features and standard accessories Feature/Accessory Description Probe headassembly. The probe head is designed for ease of use and high performance. The smallsize makesit easyto handle in tight Ground areas. sock
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FeaturesandAccessories Table 1:P7225 features and standard accessories (Cont.) Feature/Accessory Description Push-inprobetip. Use the push-in probe tip for generalpurpose probing byhand. The push-in probe tip mayalso be used with the other socketed leadsand adapters. Push-inprobetip Tektronixpart number: 131-5638-11 (1 set of 10) Installingthepush-inprobetip. Attach the push-in probe tip byaligning the tip into the probe Push-in tip socket and pushing the tip in untilit isseated. probetip Either
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FeaturesandAccessories Table 1:P7225 features and standard accessories (Cont.) Feature/Accessory Description Three-inchgroundlead. Usethethree-inch ground lead for generalprobing. The socketed end of the lead maybe connected to anyof the probe tipsand adaptersor fitted onto 0.025 inch square pins. To attach the ground lead, pressand rotate the Three--inch lead pin connector into the ground socket on the groundlead probe head. The lead maybe removed bypulling the pin out byhand. To maintain signa
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FeaturesandAccessories Table 1:P7225 features and standard accessories (Cont.) Feature/Accessory Description Customizablegroundlead. You can bend or Customizable shorten thisground lead wire. groundlead NOTE: To ease insertion into the ground socket of the probe, cut the tip of thisground lead wire at a 30 to 60 degree angle. To maintain signalfidelitywhile probing, use as short a ground path aspossible. Refer to page 21 for more grounding information. Tektronixpart number: 196--3482--XX (pkg of
