Schottky Barrier Rectifier DST2080S, 20A, 80V, TO-277B, Single e3 RoHS Pb DST2080S Description Littelfuse DST series Ultra Low V Schottky Barrier F Rectifier is designed to meet the general requirements of commercial and industry applications by providing high temperature, low leakage and lower V products. F It is suitable for high frequency switching mode power supply, free-wheeling diodes and polarity protection diodes. Features Ultra low forward voltage Single die in TO-277B Pin out drop Package High frequency operation Pb-free E3 means 2nd level interconnect is MSL: L evel 1 - unlimited Pb-free and the terminal Anode 1 High junction finish material is tin(Sn) K temperature capability (IPC/ JEDEC J-STD- 609A.01) Cathode Trench MOS Schottky Anode 2 technology Applications S witching mode power F ree-Wheeling diodes supply P olarity Protection Diodes DC/DC converters Maximum Ratings Parameters Symbol Test Conditions Max Unit Peak Inverse Voltage V - 80 V RWM Average Forward Current 50% duty cycle T =85C A I 20 A F(AV) (per device) * rectangular wave form Peak One Cycle Non-Repetitive Surge I 150 A 8.3 ms, half Sine pulse FSM Current (per leg) * Mounted on 30 mm x 30 mm pad areas aluminum PCB Electrical Characteristics Parameters Symbol Test Conditions Typ Max Unit 10A, Pulse, T = 25 C 0.52 - J V F1 20A, Pulse, T = 25 C 0.64 0.70 J Forward Voltage Drop (per leg) * V 10A, Pulse, T = 125 C 0.46 - J V F2 20A, Pulse, T = 125 C 0.60 0.65 J I V = rated V T = 25 C 22 300 A R1 R R, J Reverse Current (per leg) * I V = rated V T = 125 C 11 75 mA R2 R R, J * Pulse Width < 300s, Duty Cycle <2% 2017 Littelfuse, Inc Specifications are subject to change without notice. Revised:03/16/17 Schottky Barrier Rectifier DST2080S, 20A, 80V, TO-277B, Single Thermal-Mechanical Specifications Parameters Symbol Test Conditions Max Unit Junction Temperature T -55 to +150 C J Storage Temperature T -55 to +150 C stg Typical Thermal Resistance R DC operation 70 C/W thJA Junction to Ambient Approximate Weight wt 0.08 g Case Style TO-277B Figure 1: Typical Forward Characteristics Figure 2: T ypical Reverse Characteristics C C C C Figure 3: Typical Junction Capacitance C 2017 Littelfuse, Inc Specifications are subject to change without notice. Revised:03/16/17