Ultrafast Recovery Rectifier DURB2020CT, 2x 10A, 200V, TO-263, Common Cathode RoHS Pb e3 DURB2020CT Description Littelfuse DUR series Ultrafast Recovery Rectifier is designed to meet the general requirements of commercial applications by providing low Trr, high-temperature, low- leakage and low forward voltage drop products. It is suit- able 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 2 Ultra-fast switching mount TO-263 (D PAK) package L ow reverse leakage current Pb-free E3 means 2nd level interconnect is High surge current Pb-free and the terminal capability finish material is tin(Sn) Low forward voltage drop (IPC/JEDEC J-STD- 609A.01) Common cathode configuration in surface Circuit Diagram Applications Output rectifi ers in switch high frequency switching Base Common mode power supplies devices such as IGBT Cathode (SMPS) and DC to DC Uninter ruptible Power 2 converters Supplies (UPS) F ree-wheeling diode or Inductiv e heating and boost diode in converters melting and motor control circuits Ultrasonic cleaners and Anti-parallel diode for welders 1 3 Anode Anode Maximum Ratings Characteristics Symbol Conditions Max. Unit Peak Inverse Voltage V - 200 V RWM 10 (Per Leg) 50% duty cycle T =100 C, C Average Rectified Forward Current I A F(AV) rectangular wave form 20 (Total Device) Peak One Cycle Non- Repetitive Surge Current 125 A I 8.3 ms, half sine pulse FSM (per leg) Electrical Characteristics Characteristics Symbol Conditions Max. Unit 1 Forward Voltage Drop ( Per Leg) V I = 10A, Pulse, T = 25 C 1.15 V F F J I V = Rated V , T = 25 C 15 A R1 R R J Reverse Current 250 A I V = Rated V , T = 125 C R2 R R J Junction Capacitance 60 pF C Bias=5V, 10KHZ T Reverse Recovery Time t I =500mA, I =1A,and I =250mA 35 ns rr1 F R rm 1 Footnote : Pulse Width < 300s, Duty Cycle <2% 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/20/16 SP3051Ultrafast Recovery Rectifier DURB2020CT, 2x 10A, 200V, TO-263, Common Cathode Thermal-Mechanical Specifications Characteristics Symbol Conditions Specification Unit Junction Temperature -55 to +150 C T - J Storage Temperature T - -55 to +150 C stg Typical Thermal 3.5 C/W R DC operation JC Resistance Junction to Case Typical Thermal R DC operation 50 C/W JA Resistance Junction to Ambient Approximate Weight 1.41 g wt - 2 Case Style D PAK - - - Figure 1: Typical Forward Characteristics Figure 2: T ypical Reverse Characteristics Figure 3: T ypical Junction Capacitance Part Numbering and Marking System DUR = Device Type B = Package type DURB2020CT 20 = Forward Current (20A) 20 = Reverse Voltage (200V) LF YYWWL CT = Configuration LF = Littelfuse YY = Year WW = Week L = Lot Number 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/20/16