Part Description Manufacturer Datasheet download URL IRF840A MOSFET IR https://www.infineon.com/dgdl/Infineon-SPP_A04N50C3-DS-v02_09-en.pdf?fileId=db3a304412b407950112b42cfc9247e4 IR2127 MOSFET Driver IR https://www.infineon.com/dgdl/Infineon-ir2127-DS-v01_00-EN.pdf?fileId=5546d462533600a4015355c868861696 L7805CV Power converter ST https://www.st.com/resource/en/datasheet/l78.pdf