50 Amp Press Fit Avalanche AUTOMOTIVE RECTIFIERS Data Sheet Mechanical Dimensions Description PFR5028 PFR5028 = + PFR5028A = - Features n INEXPENSIVE n HIGH POWER CAPACITY n AVALANCHE VOLTAGE 24 TO 32 VOLTS PFR5028 Symbol Value Units Peak Repetitive Reverse Voltage VRRM 20 Volts Working Peak Reverse Voltage Volts Maximum Ratings VRWM 20 DC Blocking Voltage VDC 20 Volts Average Forward Rectified Current Single Phase, Resistive Load, 60 Hz, TC =150°C IF(av) 50 Amps Non-Repetitive Peak Forward Surge Current Surge Supplied @ Rated Load Conditions, ½ Wave, Single Phase IFSM 600 Amps Repetitive Peak Reverse Surge Current Time Constant = 10ms, Duty Cycle = 1%, TC = 25°C IRSM 150 Amps Typical Thermal Resistance, Junction to Case...RθJC RθJC 0.8 °C / W Mounting Electrical Characteristics Instantaneous Forward Voltage (IF = 100 Amps, TC = 25°C)...VF Instantaneous Reverse Current (VR = 20 VDC, TC = 25°C)...IR Breakdown Voltage (IR = 100 mAmps, TC = 25°C)...VBR Clamping Voltage (IR = 90 Amps, TC = 150°C, PW = 80µs)...VBR Typical Breakdown Voltage Temperature Coefficient...VBR TC Typical Forward Voltage Temperature Coefficient...VF(tc) Operating Junction & Storage Temperature Range...TJ, TSTRG Press Fit Min. Max. Units N/A N/A 24 N/A N/A N/A -50 1.1 2.0 32 40 0.096 2 195 Volts µAmps Volts Volts % / °C mV / °C °C Page 2-25