TM500 system/Repairs: Difference between revisions

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* Using a [[TM503B]] mainframe that allows easy separation of the power supply/backplane unit from the case (s.b.), or a [[TM501]] in a similar way
* Using a [[TM503B]] mainframe that allows easy separation of the power supply/backplane unit from the case (s.b.), or a [[TM501]] in a similar way
* Using the [[Media:TM515_power_module_top.jpg|power module part]] of the [[TM515]] that is easily removed from the case (two thumbscrews)
* Using the [[Media:TM515_power_module_top.jpg|power module part]] of the [[TM515]] that is easily removed from the case (two thumbscrews)
* Modifying readily available "JAMMA" game console cable extenders (s.b.)
* Modifying readily available [https://en.wikipedia.org/wiki/Japan_Amusement_Machine_and_Marketing_Association "JAMMA"] game console cable extenders (s.b.) – this approach also works for [[5000-series scopes]]
* Custom PCB with card-edge connector
* Custom PCB with card-edge connector


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==Pass Transistors==
==Pass Transistors==


Thus table is imported from a [[Media:TM5xxx_Pass_Transistor_List_(2021-09).pdf|document]] compiled by Jerry Scheltgen and Dennis Tillman with updates from Jared Cabot.
See [[TM500 and TM5000 pass transistors]]


{| class="wikitable"
|- style="font-weight:bold; font-family:inherit;"
! Tek Part No
! Type
! Manufacturer ref
! Ic
! BVceo
! PWR
! hFE@Ic
! VSat
! FtMIN
! Case
! [https://www.digikey.co.uk/ DigiKey ]
! [https://cpc.farnell.com/  Farnell ]
! [https://www.mouser.co.uk/  Mouser  ]
! [https://uk.rs-online.com/  RS      ]
!
!
|-
| [[151-0140-00|151-0140]]
| NPN
| [[2N3055H]]
| 15A
| 60V
| 115W
| 20@4A
| 1.1V
| 0.3MHz
| TO-3
|
|
|
|
|
|
|-
| [[151-0258-00|151-0258]]
| PNP
| [[2N4905]]
| 15A
| 60V
| 87W
| 20@4A
| 3.0V
| 4.0MHz
| TO-3
|
|
|
|
|
|
|-
| [[151-0349-00|151-0349]]
| NPN
| [[MJE2801]]
| 10A
| 60V
| 90W
| 25@3A
| 1.1V
| 2.0MHz
| TO-127
|
|
|
|
|
|
|-
| [[151-0373-00|151-0373]]
| PNP
| [[MJE2901]]
| 10A
| 60V
| 90W
| 25@3A
| 1.1V
| 2.0MHz
| TO-127
|
|
|
|
|
|
|-
| [[151-0413-00|151-0413]]
| NPN
| [[2N6258]]
| 30A
| 80V
| 250W
| 20@15A
| 3.0V
| 0.8MHz
| TO-3
|
|
|
|
|
|
|-
| [[151-0436-00|151-0436]]
| PNP
| [[MJE2801]]
| 10A
| 85V
| 90W
| 25@3A
| 1.1V
| 2.0MHz
| TO-127
|
|
|
|
|
|
|-
| [[151-0652-00|151-0652]]
| NPN
| [[TIP35C]]
| 25A
| 100V
| 125W
| 10@15A
| 4.0V
| 3.0MHZ
| TO-218
|
|
|
|
|
|
|-
| [[151-0651-00|151-0651]]
| PNP
| [[TIP36C]]
| 25A
| 100V
| 125W
| 10@15A
| 4.0V
| 3.0MHZ
| TO-218
|
|
|
|
|
|
|-
| [[151-0917-00|151-0917]]
| NPN
| -
| 15A
| 80V
| -
| -
| -
| -
| -
|
|
|
|
|
|
|-
| [[151-0918-00|151-0918]]
| PNP
| -
| 15A
| 80V
| -
| -
| -
| -
| -
|
|
|
|
|
|
|-
| [[151-0937-00|151-0937]]
| NPN
| [[MJF3055]]
| 10A
| 90V
| 30W
| 5@10A
| 2.5V
| 2.0MHz
| TO-220
|
|
|
|
|
|
|-
| [[151-0938-00|151-0938]]
| PNP
| [[MJF2955]]
| 10A
| 90V
| 30W
| 5@10A
| 2.5V
| 2.0MHz
| TO-220
|
|
|
|
|
|
|}


==See also==
==See also==

Latest revision as of 14:43, 15 December 2023

To repair or calibrate TM500 plug-ins, a plug-in extender is often required.

Some options include:

Pictures

  • Original Tektronix 067-0645-02 flexible extender

    Original Tektronix 067-0645-02 flexible extender

  • TM503B power section used for TM500 module maintenance

    TM503B power section used for TM500 module maintenance

  • TM515 power module removed from case

    TM515 power module removed from case

  • JAMMA cable harness modified for use as TM500 extender

    JAMMA cable harness modified for use as TM500 extender

  • Modified JAMMA cable - contact pad and key slot cuts

    Modified JAMMA cable - contact pad and key slot cuts

  • Modified JAMMA cable - key added to connector (piece of 0.5 mm PCB)

    Modified JAMMA cable - key added to connector (piece of 0.5 mm PCB)

Pass Transistors

See TM500 and TM5000 pass transistors


See also

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