5CT1N: Difference between revisions

From TekWiki
Jump to navigation Jump to search
(Created page with "Curve Tracer Plug-in for the 5000 series oscilloscopes.")
 
(16 intermediate revisions by 3 users not shown)
Line 1: Line 1:
Curve Tracer Plug-in for the 5000 series oscilloscopes.
{{Plugin Sidebar 2 |
title=Tektronix 5CT1N |
summary=Curve tracer plug-in |
image=5ct1n-crop.jpg |
caption=5CT1N curve tracer |
introduced=1972 |
discontinued=1988 |
series=[[5000-series scopes]]|
manuals=
[[Category:Manual needed]] ''please add''
'''Very similar:'''
* [http://bama.edebris.com/download/tek/7ct1n/tek-7ct1n.pdf Tektronix 7CT1N Manual (PDF)]
* [http://w140.com/smb/7ct1n_sm.pdf Tektronix 7CT1N Manual (OCR, PDF)]
}}
The '''Tektronix 5CT1N''' is a curve tracer plug-in for the 5000 series oscilloscopes, similar to the [[7CT1N]] for [[7000-series scopes]].
 
{{BeginSpecs}}
{{Spec | DUT drive voltage (C-E) |
* positive (NPN or N channel) or negative (PNP or P channel) half-waves
* 7.5 V, 0.5 V/Div, 240 mA peak
* 30 V, 2 V/Div, 60 mA peak
* 75 V, 5 V/Div, 24 mA peak
* 300 V, 20 V/Div, 6 mA peak
* HV warning light on for > 50 V
* peak power 500 mW}}
{{Spec | DUT current display  |
* 10 μA/Div to 20 mA/Div, 1-2-5 steps (x 1 mode)
* 10 nA/Div to 20 μA/Div, 1-2-5 steps (x 1000 mode)}}
{{Spec | Base/Gate drive |
* 0 to at least 10 steps
* dual polarity
* variable offset, at least +/- 5 steps
* current mode: 1 μA/Step to 1 mA/Step in 1-2-5 sequence
* voltage mode: 1 mV/Div to 1 V/Div in 1-2-5 sequence, 1 kΩ current limit
}}
{{Spec | DUT connection | Three 4 mm jacks / binding posts}}
{{EndSpecs}}
 
==Links==
* [http://w140.com/tekscope_scans/Indiv_Issue_Scans/4-6_Nov_1972.pdf  Tekscope Vol. 4 No. 6, Nov 1972]
 
==Pictures==
<gallery>
5440.jpg | 5Ct1N in [[5440]] mainframe vertical bay, X output connected to time base X input
Tek-5ct1_in_use.jpg| Displaying transistor curves
Tek 5ct1n f1.JPG
</gallery>
 
 
==Common Problems==
 
C30 and C32 (100 μF, 25 V) [http://hakanh.com/dl/docs/hardtofind/CT1N.pdf are under-rated] and therefore have a tendency to leak or short,
causing associated resistors R30 and R32 (240 Ω, 0.25W, 5%) to overheat and fail.
C30 and C32 should be replaced with modern equivalents rated above 35 V.
 
 
[[Category:Curve tracers]]
[[Category:5000 series plugins]]

Revision as of 12:08, 5 December 2016

Template:Plugin Sidebar 2 The Tektronix 5CT1N is a curve tracer plug-in for the 5000 series oscilloscopes, similar to the 7CT1N for 7000-series scopes.

Key Specifications

DUT drive voltage (C-E)
  • positive (NPN or N channel) or negative (PNP or P channel) half-waves
  • 7.5 V, 0.5 V/Div, 240 mA peak
  • 30 V, 2 V/Div, 60 mA peak
  • 75 V, 5 V/Div, 24 mA peak
  • 300 V, 20 V/Div, 6 mA peak
  • HV warning light on for > 50 V
  • peak power 500 mW
DUT current display
  • 10 μA/Div to 20 mA/Div, 1-2-5 steps (x 1 mode)
  • 10 nA/Div to 20 μA/Div, 1-2-5 steps (x 1000 mode)
Base/Gate drive
  • 0 to at least 10 steps
  • dual polarity
  • variable offset, at least +/- 5 steps
  • current mode: 1 μA/Step to 1 mA/Step in 1-2-5 sequence
  • voltage mode: 1 mV/Div to 1 V/Div in 1-2-5 sequence, 1 kΩ current limit
DUT connection Three 4 mm jacks / binding posts

Links

Pictures


Common Problems

C30 and C32 (100 μF, 25 V) are under-rated and therefore have a tendency to leak or short, causing associated resistors R30 and R32 (240 Ω, 0.25W, 5%) to overheat and fail. C30 and C32 should be replaced with modern equivalents rated above 35 V.