The SMF43A-E3-18 DIODE TVS 200W 43V SOD-123FL SMT The SMF43A-E3-18 by SMT is a reliable TVS diode designed to protect sensitive electronic circuits from voltage transients. It offers a reverse current of nan and a peak pulse current of 2.9A with a power peak pulse of 200W, making it suitable for VISHAY. Operating effectively within a temperature range of Uni-Direction, the SMF43A-E3-18 ensures consistent and robust performance. Compliant with -65°C~+175°C standards and available in a 100nA format, this diode delivers dependable circuit protection in critical applications.