1. Schottky Barrier Diode 2. New Bridge Rectifier 3. PFC Boost Diode 4. Current Regulative Diode(CRD) 5. General Purpose Rectifier(GP) 6. Fast Recovery Rectifier(FR) 7. Ultra Fast Recovery Rectifier(UF) 8. Super Fast Recovery Rectifier (SF) 9. Protection Device Transient Voltage Suppressor