Electronic power system with modular sealed enclosure

A sterilizable powered electronics system for a surgical instrument, comprising:

• a boost regulator circuit configured to electrically connect to one or more batteries and configured to output at least one of a predetermined voltage or a predetermined current,
• an ultracapacitor electrically connected to the boost regulator circuit, and
• a sealed enclosure configured to withstand temperatures greater than 50° C. and pressures greater than 15 psi, and enclosing the boost regulator circuit and the ultracapacitor, wherein the sealed enclosure is further configured to withstand a pressure range of approximately 15-30 psi,
• wherein at least one of the boost regulator circuit or the ultracapacitor is configured to be electrically connected to an instrument motor.

A sterilizable powered electronics system for a surgical instrument, comprising:

• a boost regulator circuit configured to electrically connect to one or more batteries and configured to output at least one of a predetermined voltage or a predetermined current,
• an ultracapacitor electrically connected to the boost regulator circuit, wherein the ultracapacitor comprises one or more capacitor cells electrically connected in parallel with one or more resistors, the ultracapacitor electrically connected in series with the boost regulator circuit, and
• a sealed enclosure configured to withstand temperatures greater than 50° C. and pressures greater than 15 psi, and enclosing the boost regulator circuit and the ultracapacitor,
• wherein at least one of the boost regulator circuit or the ultracapacitor is configured to be electrically connected to an instrument motor.