• Hyperfast Reverse Recovery Time 4.5 - 6 ns Max • Hermetically Sealed • Planar Passivated Chip • For High Efficiency Applications • Available in Axial & Subminiature Square Tab Versions • TX, TXV, and S-Level Screening Available • Replacement for 1N6638, 1N6642, 1N6643 • Low Thermal Resistance • Metallurgical Class 3 Bond