Orcad Capture PSpice Diode Libraries

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SUMMARY

The discussion centers on the difficulty of locating a valid Orcad Capture PSpice library for the 1N4000 series diodes, specifically the need for *.olb libraries with associated PSpice simulation characteristics. The user encountered an error indicating that the model D1N4009 is undefined due to the absence of the necessary simulation profiles. Recommendations include utilizing the nom.lib file from the Orcad installation directory (C:\Cadence\SPB_17.2\tools\library\capture\pspice\nom.lib) and ensuring the correct diode library is added to the simulation profile to resolve the issue.

PREREQUISITES
  • Familiarity with Orcad Capture PSpice version 16.3 Lite
  • Understanding of diode models, specifically the 1N4000 series
  • Knowledge of library file types, specifically *.olb and *.lib
  • Basic skills in configuring simulation profiles in PSpice
NEXT STEPS
  • Research how to create or convert *.lib files to *.olb format for PSpice
  • Learn about managing and configuring simulation profiles in Orcad Capture PSpice
  • Explore additional diode libraries compatible with Orcad Capture PSpice
  • Read "Modeling Semiconductor Devices in SPICE" for advanced modeling techniques
USEFUL FOR

Electronics students, circuit designers, and engineers working with Orcad Capture PSpice who need to simulate diode circuits effectively.

niehaoma
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It seems I am having issues locating a valid Orcad Capture PSpice library with the 1N4000 series of diodes. I have downloaded Diode.olb, however when I simulate, I get an error such as: "ERROR -- Model D1N4009 used by D_D2 is undefined"

From my understanding, this arises due to the fact the part does not have associated PSpice simulation characteristics. I downloaded some other diode libraries, but no 4000 series parts were present. I also went to manufacturers website (e.g. Fairchild) and downloaded specific diode models, but they only come in *.lib, which Orcad doesn't seem to like. I need *.olb libraries.
Can anyone point me in the right direction to a *.olb diode library with the 4000 series that has associated simulation profiles?

As a note, this is for a class. I have to use a 4000 series diode, e,g, 4001-4009. In addition, the reason I am running into issues is I am trying to work from my laptop, so I have the 16.3 Demo ["Lite"] version running, which has a limited set of starter libraries included.

Any help would be appreciated. Thank you.
 
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I'll have a look at this question when I get back to work on Monday. I'll see what libraries I'm using, and also post information about a great book for Modeling Semiconductors in SPICE. That's what I use to fine-tune my semiconductor models...
 
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I did a quick search at Amazon, and found the book that I have at work:

https://www.amazon.com/s?k=semicond...i=stripbooks&ref=nb_sb_noss&tag=pfamazon01-20

241798


And this one looks even more applicable to your OrCAD PSPICE package:

241799
 
So my McroCAP SPICE simulator at work has lots of diode models built-in. Here is the model for the 1N4001 diode, in case it helps.

241915
 
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Add nom.lib from the installation folder (C:\Cadence\SPB_17.2\tools\library\capture\pspice\nom.lib) to your simulation profile. Also add the library that holds the diode to your simulation profile. This should solve the problem.
 
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