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[FAQ] How many rails can each UCD90xxx device support?

Sam
Expert 4165 points
Other Parts Discussed in Thread: UCD9090A, UCD9090, UCD90120A, UCD90120, UCD90124A, UCD90124, UCD90160A, UCD90160, UCD90320, UCD90320U

The number of supported rails vary depending on the device. Be aware that some UCD90xxx devices have more MON pins than the number of rails it can support. The additional MON pins can be assigned as current sense or temperature sense pins. See the UCD90xxx datasheet for details.

UCD9090/UCD9090A - 10 Rails

UCD90120/UCD90120A - 12 Rails

UCD90124/UCD90124A - 12 Rails

UCD90160/UCD90160A - 16 Rails

UCD90320/UCD90320U - 32 Rails

For more FAQ please check the following document.

UCD90xxx Family Frequently Asked Questions and Answers