Tektronix IsoVu TIVM Series User Manual Download

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TIVM Series

IsoVu™ Measurement System

ZZZ

User Manual

*P071349500*

071-3495-00

Summary of Contents for IsoVu TIVM Series

Page 1: ...xx TIVM Series IsoVu Measurement System ZZZ User Manual P071349500 071 3495 00...

Page 2: ......

Page 3: ...TIVM Series IsoVu Measurement System ZZZ User Manual xx Register now Click the following link to protect your product www tek com register www tek com 071 3495 00...

Page 4: ...ion supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc ISOVU is a trademark of Tektro...

Page 5: ...taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and...

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Page 7: ...tion 12 AutoZero 14 Menu button 14 Offset correction 15 1X 2X Range 17 Auto Range 18 Selecting a sensor tip cable 19 Output clamping 20 Sensor tip loading 20 Probe compensation 21 Deskew 21 Input offs...

Page 8: ...55 CH n PRObe COMMAND CLAMP ON OFF 55 CH n PRObe SET CLAMP ON CLAMP OFF 55 CH n PRObe FORCEDRange NR3 56 CH n PRObe GAIN 56 CH n PRObe ID SERnumber TYPe 56 CH n PRObe PROPDELay 57 CH n PRObe RECDESke...

Page 9: ...rent shunt 25 Figure 18 SMT resistor model 26 Figure 19 ESD discharge test example 27 Figure 20 Sensor head dimensions with probe tip cover 33 Figure 21 Sensor head dimensions without probe tip cover...

Page 10: ...ttons 7 Table 6 Sensor tip selection table 19 Table 7 Input offset 21 Table 8 Warranted specifications 29 Table 9 Electrical specifications 29 Table 10 Physical specifications 33 Table 11 Required equ...

Page 11: ...be sure it is operating correctly This product is not intended for detection of hazardous voltages Use personal protective equipment to prevent shock and arc blast injury where hazardous live conduct...

Page 12: ...tions Be aware that condensation may occur if a unit is moved from a cold to a warm environment Do not operate in an explosive atmosphere Keep product surfaces clean and dry Remove the input signals b...

Page 13: ...ary before performing any service procedures To avoid electric shock Do not touch exposed connections Do not service alone Do not perform internal service or adjustments of this product unless another...

Page 14: ...direct conduction path to earth ground Symbols and terms on the product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking WARNING...

Page 15: ...oVu technology galvanically isolated floating measurement system Bandwidth from DC to 1 GHz 120 dB 1 million to 1 common mode rejection ratio from DC to 100 MHz and 80 dB 10 000 to 1 at 1 GHz Differen...

Page 16: ...cope by optical fiber cables Figure i TIVM Series IsoVu Measurement System Comp box The TekVPI compensation box Comp box connects the measurement system to one of the input channels on the oscilloscop...

Page 17: ...TIVM1 Tektronix IsoVu 1 GHz Medium Voltage with 3 m cable TIVM1L Tektronix IsoVu 1 GHz Medium Voltage with 10 m cable TIVM05 Tektronix IsoVu 500 MHz Medium Voltage with 3 m cable TIVM05L Tektronix Is...

Page 18: ...Preface xii TIVM Series Measurement System User Manual...

Page 19: ...cable IVTIP5X 25X Sensor tip cable IVTIP25X 5 16 inch SMA wrench driver tool 003 1947 xx Probe tip adapter blue MMCX to 0 1 inch 2 54 mm square pin 0 025 inch 0 635 mm square pins 131 9717 xx Probe t...

Page 20: ...ic cables and sensor tip cables Do not crush crimp or sharply bend the fiber optic cable Avoid making loops in the fiber optic cable smaller than 5 inches 12 7 cm Do not twist the fiber optic cable tw...

Page 21: ...C 32 F to 104 F Non operating 40 C to 70 C 40 F to 158 F Sensor head Operating 0 C to 70 C 32 F to 158 F Non operating 40 C to 70 C 40 F to 158 F Sensor tip cables adapters Operating and non operating...

Page 22: ...00 m 39370 ft Clearance requirements The unique common mode voltage range of the measurement system allows it to be used in the presence of high frequency high voltage common mode signals It is import...

Page 23: ...de signals within the light gray area can result in RF burns while directly contacting the sensor head Measuring common mode signals within the dark gray shaded area can result in RF burns when within...

Page 24: ...ollowing figure shows the components of the measurement system and the potential RF burn area when working with hazardous voltages Figure 2 RF burn hazard zone around the sensor head 6 TIVM Series Mea...

Page 25: ...Indicator This red LED indicates if the DC low frequency differential voltage applied to the sensor head or attached sensor tip cable has exceeded the maximum specified input voltage levels RANGE ind...

Page 26: ...this button to start the self calibration routine 6 STATUS indicator This LED indicates the status of the measurement system Solid green The unit has powered on and passed the power on self tests and...

Page 27: ...sensor head Sensor tip cables Each sensor tip cable has a set of labels on the top and bottom The top labels provide reminders of the maximum differential input voltage range for each tip cable The bo...

Page 28: ...ad or sensor tip cable while taking measurements Always keep a six 6 inch 15 25 cm clearance from the sensor head during the measurement See Figure 2 on page 6 Be sure to check the maximum ratings and...

Page 29: ...ne up the sensor tip cable with the sensor head Take care to avoid bending or twisting the sensor tip cable assembly during this process b Connect the SMA connector of the sensor tip cable to the sens...

Page 30: ...r 20 minutes Then perform the self calibration before connecting the tip cable to the DUT and taking the measurement 5 Connect the MMCX end of the sensor tip cable to an MMCX connector on the DUT or t...

Page 31: ...t system is first attached to the oscilloscope Changes are made to the range 1X 2X or clamp ON OFF setting The temperature in the sensor head changes more than 10 C The internal compensation adjustmen...

Page 32: ...has completed Make sure there is no differential signal present at the sensor tip cable Menu button Press the MENU button on the controller to view the Probe Setup menu on the oscilloscope similar to...

Page 33: ...peration of the filter is transparent However at low frequencies special care must be taken to prevent aberrations from being introduced When attempting to capture a signal that has a frequency near 4...

Page 34: ...1 Hz 800 mVp p square wave These aberrations are also created by the digital filter Figure 11 Digital filter aberrations about 2 5 of Vp p The following figure shows the aberrations after the offset...

Page 35: ...ng offset correction 1X 2X Range The top label of each sensor tip cable IVTIP1X IVTIP5X IVTIP10X IVTIP25X IVTIP50X shows the dynamic range in peak to peak volts as shown in the following figure Figure...

Page 36: ...ratings The Maximum Non Destruct Voltage limits RMS and Peak Voltage do not increase when the 2X Range is selected For the IVTIP5X the 12 Vrms and 21 5 Vpk limits are the same for the 1X or 2X Range...

Page 37: ...le under a fault condition What is the minimum differential loading input resistance that my circuit can tolerate How large of a signal do I want to display at one time on the oscilloscope What sensit...

Page 38: ...wing figure Figure 14 Bottom sensor tip labels It is important to understand the impact of the tip loading on the DUT For example the IVTIP5X tip has a differential input resistance of 250 If you choo...

Page 39: ...scope for specific directions needed to deskew the probe The 3 m and 10 m measurement systems have a propagation delay of approximately 35 ns and 68 ns respectively The actual propagation delay is mea...

Page 40: ...Operating information 22 TIVM Series Measurement System User Manual...

Page 41: ...s type of circuit the gate source voltage is of interest because the rate at which the device switches is determined by the gate drive characteristics The reference node for this measurement is the hi...

Page 42: ...acts provide a well shielded signal path The IsoVu input provides a floating differential measurement with differential input resistance from 50 to 2 5 k depending on the tip attenuation In the VGS me...

Page 43: ...e measurement of the high side VGS during the transition is not possible Example 2 High side drain current measurement Current sensing is a critical measurement in many applications Using the half bri...

Page 44: ...n be used when high power dissipation is required For example the RP0402CB R500FN 2Q from Barry Industries http www barryind com is a 1 0 W 0 5 0402 resistor on an AIN substrate or the RP0402CB R500FN...

Page 45: ...als on the bus and to inspect them during the discharge Because the measurement system uses Galvanic isolation it rejects any interference from the ESD transient and tolerates the high common mode vol...

Page 46: ...Application examples 28 TIVM Series Measurement System User Manual...

Page 47: ...for the Propagation delay are listed later in this document See page 47 Propagation delay Table 8 Warranted specifications Characteristic Description Propagation delay Warranted 3 m fiber length 35 ns...

Page 48: ...ent system be aware of the input voltage limits this specification applies to both the 1X Range and 2X Range IVTIP50X 50X Sensor tip cable 35 V 200 Vpk Clamping Off 1X Range Clamping Off 2X Range Sens...

Page 49: ...IVTIP1X 1X Sensor tip cable 2 mV 4 mV IVTIP5X 5X Sensor tip cable 10 mV 20 mV IVTIP10X 10X Sensor tip cable 20 mV 40 mV IVTIP25X 25X Sensor tip cable 50 mV 100 mV DC offset error voltage 2 Input refe...

Page 50: ...000 V CAT II Common mode resistance Typical N A due to Galvanically isolation fiber optic connection Common mode capacitance 3 Typical 2 pF Sensor tip cable adapter Overload indicator On Sensor head i...

Page 51: ...gth TIVM1 TIVM02 TIVM05 3 m 9 84 ft TIVM1L TIVM02L TIVM05L 10 m 32 81 ft TekVPI cable length 55 88 cm 22 in Overall length and tolerances Comp box to controller 0 5588 m 3 81 cm 22 in 1 5 in shoulder...

Page 52: ...Reference information Figure 21 Sensor head dimensions without probe tip cover Figure 22 Controller dimensions 34 TIVM Series Measurement System User Manual...

Page 53: ...Reference information Figure 23 Comp box dimensions Figure 24 Probe tip adapter dimensions TIVM Series Measurement System User Manual 35...

Page 54: ...citance will be approximately 2 pF when the sensor head is placed six 6 inches 15 25 cm above a ground plane To minimize the effects of common mode capacitive loading consider the following items When...

Page 55: ...down or right side up as shown in the following figures Figure 26 Installing the flexible tripod under the DUT Figure 27 Connecting the sensor head to the top of the DUT with the flexible tripod Probe...

Page 56: ...Reference information Figure 28 Connecting to an adapter on the circuit board with the probe tip tripod 38 TIVM Series Measurement System User Manual...

Page 57: ...cedure for installing these adapters are the same the main difference is the spacing of the pins on the circuit board To install the adapters onto the square pins line up the center of the adapter wit...

Page 58: ...2 inch 1 57 mm adapter on the circuit board After lining up the adapters gently push down on the adapter to seat it in place on the circuit board Figure 31 Pushing the MMCX to 0 062 inch 1 57 mm adapt...

Page 59: ...place When the adapters are firmly in place on the circuit board connect the sensor tip cable to the top of the adapter while using the probe tip tripod to ease the tension off the probe tip cable and...

Page 60: ...The following figure shows the recommended clearance requirements for connecting the adapters to the square pins on the circuit board The bottoms of the adapters are shown at the top Figure 33 Adapter...

Page 61: ...062 inch 1 57 mm adapter Use the soldering aide tool accessory Tektronix part number 003 1946 xx to install these pins on the circuit board NOTE The solder pins are extremely small and can be challen...

Page 62: ...dering aide to install the square pins on the circuit board 2 Use the soldering aide to hold the square pins in place while soldering the square pins to the circuit board 3 If necessary apply a small...

Page 63: ...provide warranty service at most Tektronix service locations worldwide The Tektronix Web site provides information on all service locations worldwide Calibration and repair service In addition to warr...

Page 64: ...ce verification procedures are shown in the following table Table 11 Required equipment for performance verification Description Minimum requirements Example product Oscilloscope with TekVPI interface...

Page 65: ...acquired waveform of the measurement system NOTE This procedure is valid for all versions of the TIVM Series IsoVu measurement systems Create the reference waveform Complete the following steps to cre...

Page 66: ...Save to save the Channel 1 waveform as reference waveform R1 The new reference waveform should now be displayed on the oscilloscope 9 Disable the output of the Tek DPG 10 Disconnect the Tek DPG Deske...

Page 67: ...annel 1 waveform should appear on the oscilloscope display and be approximately vertically centered on the display If not ONLY adjust the vertical settings as necessary to center the waveform on the d...

Page 68: ...h the comp box using a different oscilloscope channel if necessary If the condition persists return the system to Tektronix for service Controller STATUS indicator is flashing green Detach and then re...

Page 69: ...his document See page 19 Change the Input Offset to center the signal on screen Make sure the correct Range is selected 1X or 2X Frequency response is rolled off Check the bandwidth limit on the oscil...

Page 70: ...head Large DC offset in waveform Run SELF CAL Run AutoZero Set Input Offset to 0 0 V Cannot select between 1X and 2X range 5000 7000 70000 Series oscillocopes When Auto Range is turned ON the Range is...

Page 71: ...ture Certificate number RH Technician Date of calibration Propagation delay Minimum Incoming Outgoing Maximum TIVM1 3 m fiber length 30 ns 40 ns TIVM1L 10 m fiber length 61 ns 75 ns TIVM02 3 m fiber l...

Page 72: ...User service 54 TIVM Series Measurement System User Manual...

Page 73: ...an be configured with special keystrokes to perform a full self calibration before the oscilloscope does its AutoZero Refer to the self calibration procedure for information on performing the self cal...

Page 74: ...ensor tip in Vp p CH n PRObe GAIN Returns the gain factor of the sensor tip inverse of attenuation Dependent on the attached sensor tip cable Query only CH n PRObe ID SERnumber TYPe Query only When se...

Page 75: ...r tip always V Query only CH n PROBECOntrol AUTO MAN Only supported by 5000 7000 70000 Series oscilloscopes The command sets the Auto or Manual sensor tip range control CH n PROBE PROBECOntrol The que...

Page 76: ...00 Series oscilloscopes The command set the user defined units Only two characters are displayed by the oscilloscope Entering None resets the units to default CH n PROBEFunc EXTUnits The query returns...

Page 77: ...e Part 1 General Requirements UL 61010 031 Particular requirements for handheld probe assemblies for electrical measurement and test equipment partially applicable Canadian certification CAN CSA C22 2...

Page 78: ...hese are sheltered locations where neither temperature nor humidity is controlled The area is protected from direct sunshine rain or direct wind Pollution degree 4 Pollution that generates persistent...

Page 79: ...properly handled at the product s end of life To avoid release of such substances into the environment and to reduce the use of natural resources we encourage you to recycle this product in an appropr...

Page 80: ...Appendix B Compliance information 62 TIVM Series Measurement System User Manual...

Page 81: ...5 cutoff frequency 16 D derating curve 4 deskew 21 differential dynamic range 17 dimensions comp box 34 controller 34 probe tip adapter 35 sensor head 33 E environmental compliance 61 environmental co...

Page 82: ...ummary v self cal AutoZero 14 button 8 indicator 8 13 programming 13 requirements 13 self calibration 12 sensor head 9 description xi dimensions 33 labels 9 sensor tip labels 9 17 20 sensor tip cable...

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