Schottky Barrier Rectifier DSDST860ST1550S, 8A,, 15A, 60V 50V, TO-277B, TO-277B, Single, Single e3 RoHS Pb DST1550S 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 lo w forward voltage Single die in TO-277B drop Package Pin out 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 Free-Wheeling diodes supply Polarity Protection Diodes DC/DC converters Maximum Ratings Parameters Symbol Test Conditions Max Unit Peak Inverse Voltage V - 50 V RWM 50% duty cycle T = 125 C L Average Forward Current I 15 A F(AV) rectangular wave form Peak One Cycle Non-Repetitive Surge I 200 A 8.3 ms, half Sine pulse FSM Current Electrical Characteristics Parameters Symbol Test Conditions Typ Max Unit 5A, Pulse, T = 25 C 0.38 0.46 J V 7.5A, Pulse, T = 25 C 0.41 0.49 F1 J 15A, Pulse, T = 25 C 0.48 0.56 J Forward Voltage Drop* V 5A, Pulse, T = 125 C 0.26 0.35 J V 7.5A, Pulse, T = 125 C 0.31 0.40 F2 J 15A, Pulse, T = 125 C 0.41 0.50 J I V = rated V T = 25 C 0.14 3 R1 R R, J Reverse Current* mA I V = rated V T = 125 C 60 140 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 DSDST860ST1550S, 8A,, 15A, 60V 50V, TO-277B, TO-277B, Single, 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 Maximum Thermal Resistance R 75 C/W thJA Junction to Ambient DC operation Maximum Thermal Resistance R 3.5 C/W thJL Junction to Lead Approximate Weight wt 0.08 g Case Style TO-277B Figure 1: Typical Forward Characteristics Figure 2: T ypical Reverse Characteristics Figure 3: Typical Junction Capacitance 2017 Littelfuse, Inc Specifications are subject to change without notice. Revised:03/16/17