PART NUMBER: R6046ANZ

MANUFACTURER: ROHM

How to make symbol of Mosfet model

(LTSpice)

Content

• Library File

• Draw Symbol

• Edit Attributes

• Add Attributes

• Save and Copy Symbol

All Rights Reserved Copyright (C) Bee Technologies Corporation 2012 2Monday, April 10, 2023

Library File

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.SUBCKT name

.SUBCKT name

Pin 1, 2 and 3 (Mosfet)

Pin 1, 2 and 3 (Mosfet)

Monday, April 10, 2023

Draw Symbol (Step 1/1)

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Click File and Select New

Symbol

Click File and Select New

Symbol

Monday, April 10, 2023

Draw Symbol (Step 1/2)

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Click Draw and Select

Line for Draw New Mosfet Symbol

Click Draw and Select

Line for Draw New Mosfet Symbol

Monday, April 10, 2023

Draw Symbol (Step 1/3)

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New Diode Symbol can done

New Diode Symbol can done

Monday, April 10, 2023

Draw Symbol (Step 1/4)

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Click Edit and Select

Add Pin/Port

Click Edit and Select

Add Pin/Port

Monday, April 10, 2023

Draw Symbol (Step 1/5)

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Set Label value 1, 2 and 3 then put Pin/Port

on The Symbol

Set Label value 1, 2 and 3 then put Pin/Port

on The Symbol

11

The New Pin/Port Properties

Window has been opened

The New Pin/Port Properties

Window has been opened

22

33

Monday, April 10, 2023

Edit Attributes (Step 2/1)

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Click Edit and Select

Edit Attributes

Click Edit and Select

Edit Attributes

Monday, April 10, 2023

Edit Attributes (Step 2/2)

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The New Symbol Attribute Editor

Window has been opened

The New Symbol Attribute Editor

Window has been opened Click Symbol Type

Tab and Select Cell

Click Symbol Type Tab

and Select Cell

Monday, April 10, 2023

Edit Attributes (Step 2/3)

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Double Click Prefix Tab and Type X in

value column

Double Click Prefix Tab and Type X in

value column

Monday, April 10, 2023

Edit Attributes (Step 2/4)

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The SUBCKT name must match

The SUBCKT name must match

Double Click SpiceModel Tab and Type SUBCKT name

in value column

Double Click SpiceModel Tab and Type SUBCKT name

in value column

Monday, April 10, 2023

Add Attributes (Step 3/1)

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Click Edit and Select

Attributes window

Click Edit and Select

Attributes window

Monday, April 10, 2023

Add Attributes (Step 3/2)

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The New Attribute Window to Add Window has been opened

The New Attribute Window to Add Window has been opened

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Add Attributes (Step 3/3)

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Select InstName Tab

Select InstName Tab

And Click OKAnd Click OK

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Add Attributes (Step 3/4)

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InstName Is added

InstName Is added

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Add Attributes (Step 3/5)

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Select SpiceModel Tab

Select SpiceModel Tab

And Click OKAnd Click OK

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Add Attributes (Step 3/6)

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SpiceModel is added

SpiceModel is added

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Save and Copy Symbol (Step 4/1)

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Click File and Select Save AsClick File and

Select Save As

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Save and Copy Symbol (Step 4/2)

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Select Destination Folder and Set File name

Select Destination Folder and Set File name

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Save and Copy Symbol (Step 4/3)

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Copy/Paste symbol file into C:\Program Files\LTC\LTspiceIV\lib\

sym

Copy/Paste symbol file into C:\Program Files\LTC\LTspiceIV\lib\

sym

Destination FolderDestination Folder

CopyCopy

And PasteAnd Paste

Monday, April 10, 2023

Save and Copy Symbol (Step 4/4)

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Copy/Paste symbol file into C:\Program Files\LTC\LTspiceIV\lib\

sub

Copy/Paste symbol file into C:\Program Files\LTC\LTspiceIV\lib\

sub

Destination FolderDestination Folder

CopyCopy

And PasteAnd Paste

Monday, April 10, 2023