Power Supply

Power Supply

Circuits shown here can experience overload, short circuit conditions, or voltage transients (lightning, ESD, etc.) and may require protection components to meet Regulatory standards or to ensure reliable operation. Click on the green links to find Littelfuse circuit protection solutions.

Solutions By Circuit

AC Mains Protection

DC output

  • P4KE

    400W Axial Leaded Transient Voltage Supressors

  • P4SMA

    400W Surface Mount Transient Voltage (TVS) Diode - P4SMA

  • P6KE

    600W Axial Leaded Transient Voltage Suppression (TVS) Diode

  • P6SMBJ

    600W Surface Mount TVS Diode - P6SMBJ Series