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Lazyboy
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This is the second time I'm trying to simulate a SEPIC converter today. First I went with LT3959, but after hours of trying to make it work, I assumed there is something wrong with the component and it would be easier to choose another component and everything would work.

The second time i went with LT8364 and again I did everything as the datasheet said, placed realistic components (parasitic C,L,R) but again I can't make it to work.

I'm using the newest version of LTspice. (LTspice XVII (x64), May 4 2018

The problem that occurs is that the output voltage is 0V.

enter image description here

This is my schematic:

enter image description here

Vin and Vout:

enter image description here

Can anyone help me? Should I instal older version of LTspice?

*.asc file: link

This is the second time I'm trying to simulate a SEPIC converter today. First I went with LT3959, but after hours of trying to make it work, I assumed there is something wrong with the component and it would be easier to choose another component and everything would work.

The second time i went with LT8364 and again I did everything as the datasheet said, placed realistic components (parasitic C,L,R) but again I can't make it to work.

I'm using the newest version of LTspice. (LTspice XVII (x64), May 4 2018

The problem that occurs is that the output voltage is 0V.

enter image description here

This is my schematic:

enter image description here

Vin and Vout:

enter image description here

Can anyone help me? Should I instal older version of LTspice?

This is the second time I'm trying to simulate a SEPIC converter today. First I went with LT3959, but after hours of trying to make it work, I assumed there is something wrong with the component and it would be easier to choose another component and everything would work.

The second time i went with LT8364 and again I did everything as the datasheet said, placed realistic components (parasitic C,L,R) but again I can't make it to work.

I'm using the newest version of LTspice. (LTspice XVII (x64), May 4 2018

The problem that occurs is that the output voltage is 0V.

enter image description here

This is my schematic:

enter image description here

Vin and Vout:

enter image description here

Can anyone help me? Should I instal older version of LTspice?

*.asc file: link

Source Link
Lazyboy
  • 545
  • 1
  • 7
  • 20

LTspice XVII problem simulating SEPIC converter

This is the second time I'm trying to simulate a SEPIC converter today. First I went with LT3959, but after hours of trying to make it work, I assumed there is something wrong with the component and it would be easier to choose another component and everything would work.

The second time i went with LT8364 and again I did everything as the datasheet said, placed realistic components (parasitic C,L,R) but again I can't make it to work.

I'm using the newest version of LTspice. (LTspice XVII (x64), May 4 2018

The problem that occurs is that the output voltage is 0V.

enter image description here

This is my schematic:

enter image description here

Vin and Vout:

enter image description here

Can anyone help me? Should I instal older version of LTspice?