Adding money to debit card from Apple Cash

See the instructions in Transfer money in Apple Cash to your bank account or Visa debit card - Apple Support

Note that you can only transfer to a VISA debit card (or a bank account) and that there is a fee for transferring to a debit card.

A 1 percent fee (with a minimum fee of $0.25 and a maximum fee of $10) is deducted from the amount of each Instant Transfer.