DURB1640CT

Ultrafast Recovery Rectifier DURB1640CT, 2x 8A, 400V, TO-263, Common Cathode DURB1640CT RoHS Pb e3 Littelfuse DUR series Ultrafast Recovery Rectifier is designed to meet the general requirements of commercial applications by providing low Trr, high-temperature, lowleakage and low forward voltage drop products. It is suitable for output rectifier, free-wheeling or boost diode in high-frequency power switching application such as switch mode power supply and DC-DC converters. Features • Ultra-fast switching • L  ow reverse leakage current • H  igh surge current capability • Low forward voltage drop • Common cathode Circuit Diagram configuration in surface mount TO-263 (D2PAK) package • Pb-free E3 means 2nd level interconnect is Pbfree and the terminal finish material is tin(Sn) (IPC/ JEDEC J-STD-609A.01) Applications • O  utput rectifiers in switch mode power supplies (SMPS) and DC to DC converters Base Common Cathode 2 • F  ree-wheeling diode or boost diode in converters and motor control circuits 1 Anode • U  ninterruptible Power Supplies (UPS) • Inductive heating and melting • U  ltrasonic cleaners and welders • A  nti-parallel diode for high frequency switching devices such as IGBT 3 Anode Maximum Ratings Characteristics Peak Inverse Voltage Symbol VRWM Conditions - Average Forward Current IF(AV) 50% duty cycle @TC =105 °C, rectangular wave form Peak One Cycle NonRepetitive Surge Current (per leg) IFSM 8.3 ms, half sine pulse Max. Unit 400 V 8 (Per Leg) 16 ( Total Device) A 80 A Max. Unit V Electrical Characteristics Characteristics Symbol Conditions Forward Voltage Drop ( Per Leg)1 VF1 @8A, Pulse, TJ = 25 °C 1.3 VF2 @8A, Pulse, TJ = 125 °C 1.2 V Reverse Current IR1 @VR = Rated VR , TJ = 25 °C 10 μA IR2 @VR = Rated VR , TJ = 125 °C 500 μA trr1 IF=500mA, IR=1A,and Irm=250mA 45 ns Reverse Recovery Time Footnote : Pulse Width < 300μs, Duty Cycle