ISO7760: Power supply

Cedrick

Part Number: ISO7760

Hi,

Good day.

Is it possible to use a different supply for the primary and secondary side of the ISO7760 and similar digital isolators (e.g. 5V primary and 3,3V secondary)?

Thank you.

Regards,

Cedrick

over 2 years ago

0 Koteshwar Rao over 2 years ago

TI__Mastermind 49415 points

Hi Cedrick,

The answer is yes, you can use it. Please take a look at the FAQ below, this should provide you more information. You can also forward this to customer, thanks.

https://e2e.ti.com/support/isolation-group/isolation/f/isolation-forum/732659/faq-can-a-digital-isolator-signal-voltage-be-different-from-its-power-supply-voltage

Regards,
Koteshwar Rao

Isolation

Isolation forum

ISO7760: Power supply