The document provides steps to create a diode symbol model in LTSpice. It describes drawing the symbol, editing attributes like the prefix and spice model, adding attributes like instname and spicemodel, and saving and copying the symbol file into the LTSpice library folders.

1. How to make symbol of Diode model
(LTSpice)
PART NUMBER: S3L60
MANUFACTURER: SHINDENGEN

2. Content
• Library File
• Draw Symbol
• Edit Attributes
• Add Attributes
• Save and Copy Symbol
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 2

3. Library File
.MODEL
name
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 3

4. Draw Symbol (Step 1/1)
Click File and Select
New Symbol
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 4

5. Draw Symbol (Step 1/2)
Click Draw and
Select
Line for Draw
New Diode Symbol
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 5

6. Draw Symbol (Step 1/3)
New Diode Symbol can
done
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 6

7. Draw Symbol (Step 1/4)
Click Edit
and Select
Add Pin/Port
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 7

8. Draw Symbol (Step 1/5)
The New
Pin/Port Properties
Window has been opened
2
1
Set Label value 1 and 2,
then put Pin/Port
on The Symbol
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 8

9. Edit Attributes (Step 2/1)
Click Edit
and Select
Edit Attributes
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 9

10. Edit Attributes (Step 2/2)
The New
Symbol Attribute Editor
Window has been Click Symbol
opened Type
and Select Cell
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 10

11. Edit Attributes (Step 2/3)
Double Click Prefix Tab
and Type D in
value column
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 11

12. Edit Attributes (Step 2/4)
Double Click
SpiceModel Tab
and Type Model
name in
value column
The Model name
must match
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 12

13. Add Attributes (Step 3/1)
Click Edit
and Select
Attributes window
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 13

14. Add Attributes (Step 3/2)
The New
Attribute Window to
Add Window has been
opened
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 14

15. Add Attributes (Step 3/3)
Select
InstName Tab
And Click OK
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 15

16. Add Attributes (Step 3/4)
InstName is
added
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 16

17. Add Attributes (Step 3/5)
Select
SpiceModel Tab
And Click OK
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 17

18. Add Attributes (Step 3/6)
SpiceModel is
added
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 18

19. Save and Copy Symbol (Step 4/1)
Click File and
Select Save As
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 19

20. Save and Copy Symbol (Step 4/2)
Select Destination
and Set File name
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 20

21. Save and Copy Symbol (Step 4/3)
Destination Folder
Copy
And Paste
Copy/Paste symbol file into
C:Program
FilesLTCLTspiceIVlibsym
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 21

22. Save and Copy Symbol (Step 4/4)
Destination Folder
And Paste
Copy
Copy/Paste symbol file into
C:Program
FilesLTCLTspiceIVlibsub
Monday, August 6, 2012 All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 22