LTC7149 for -28V genaration from +28V input

Hi Shivakumar D,

The LTC7149 looks good for this application. LTC7149 Datasheet and Product Info | Analog Devices

You can try the design on page 23 of the datasheet then modify it to get -28Vout or get hold of the DC2354A demo board which should work within your specifications.

Hi Shivakumar D,

The LTC7149 looks good for this application. LTC7149 Datasheet and Product Info | Analog Devices

You can try the design on page 23 of the datasheet then modify it to get -28Vout or get hold of the DC2354A demo board which should work within your specifications.