MBR3045PT Preferred Device SWITCHMODE Power Rectifier These stateoftheart devices use the Schottky Barrier principle with a platinum barrier metal. Features MBR3045PT THERMAL CHARACTERISTICS (Per Diode) Rating Symbol Max Unit Thermal Resistance, JunctiontoCase R 1.4 C/W JC Thermal Resistance, JunctiontoAmbient R 40 C/W JA ELECTRICAL CHARACTERISTICS (Per Diode) Instantaneous Forward Voltage (Note 2) v V F (i = 20 Amps, T = 125C) 0.60 F C (i = 30 Amps, T = 125C) 0.72 F C (i = 30 Amps, T = 25C) 0.76 F C Instantaneous Reverse Current (Note 2) i mA R (Rated dc Voltage, T = 125C) 100 C (Rated dc Voltage, T = 25C) 1.0 C 2. Pulse Test: Pulse Width = 300 s, Duty Cycle 2.0%. 100 50 100 30 T = 150C J 20 T = 150C J 25C 125C 10 10 100C 5.0 3.0 1.0 75C 2.0 1.0 0.1 0.5 0.3 25C 0.2 0.01 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 5.0 10 15 20 25 30 35 40 45 50 v , INSTANTANEOUS FORWARD VOLTAGE (VOLTS) V , REVERSE VOLTAGE (VOLTS) F R Figure 1. Typical Forward Voltage Figure 2. Typical Reverse Current