How to transfer data from a broken iPad to a new one?
How do you transfer data from a broken iPad to a new one
[Re-Titled by Moderator]
Unless you are able to restart your iPad to a running state - and successfully enter your Passcode - you'll not be able to recover or transfer any data from your broken iPad.
iPadOS uses an encrypted filesystem. Successful entry of your iPad Passcode unlocks the Secure Enclave (this being your iPad's security chip) within which the only copy of the encryption keys - that are required to access and decrypt your data - are stored.
Unless you have a pre-existing backup of your locally stored data, anything stored on your inoperable iPad will remain beyond reach. However, any data that has been synchronised with iCloud may still be accessible from iCloud itself:
If you value your data, always keep a backup.
If you do have a pre-existing iCloud or iTunes backup of your broken iPad, this can be restored to a replacement iPad:
Restore all content to iPad from a backup – Apple Support