SDR953-3

PRELIMINARY SOLID STATE DEVICES, INC. 14005 Stage Road * Santa Fe Springs, Ca 90670 Phone: (562) 404-4474 * Fax: (562) 404-1773 SDR953/3 thru SDR955/3 50 AMPS 300 - 500 VOLTS 35 nsec HYPER FAST RECTIFIER TO-3 Designer's Data Sheet FEATURES: • • • • • • • Hyper Fast Recovery: 35 nsec Maximum High Surge Rating Low Reverse Leakage Current Low Junction Capacitance Hermetically Sealed Package Gold Eutectic Die Attach Available Ultrasonic Aluminum Wire Bonds 1.30 • TX and TXV Level Screening Available Maximum Ratings Peak Repetitive Reverse and DC Blocking Voltage SDR953/3 SDR954/3 SDR955/3 SYMBOL VRRM VRWM VR VALUE 300 400 500 UNITS Volts Average Rectified Forward Current (Resistive load, 60Hz, Sine Wave, TA = 25oC) Peak Surge Current (8.3 ms Pulse, Half Sine Wave, TA = 25oC) Operating and Storage Temperature Maximum Thermal Resistance Junction to Case Io IFSM TOP & Tstg R2JC 50 800 -65 TO +200 1.0 Amps Amps oC oC/W NOTE: All specifications are subject to change without notification. SCD's for these devices should be reviewed by SSDI prior to release. DATA SHEET # : RH0135B SDR953/3 thru SDR955/3 Electrical Characteristics Instantaneous Forward Voltage Drop ( TA = 25oC, 300 :sec Pulse) Instantaneous Forward Voltage Drop ( IF = 25A, 300 :sec Pulse) Reverse Leakage Current (VR = 80% Rated, 300:s pulse minimum ) Breakdown Voltage (IR = 1mA, TA = 25oC) Junction Capacitance (VR = 10 Vdc, TA = 25oC, f = 1MHz) Reverse Recovery Time (IF = 500mA, IR = 1.0A, IRR = 250mA, TA = 25oC) CASE OUTLINE: TO-3 CASE: CATHODE PIN 1: ANODE PIN 2: ANODE PRELIMINARY SOLID STATE DEVICES, INC. 14005 Stage Road * Santa Fe Springs, Ca 90670 Phone: (562) 404-4474 * Fax: (562) 404-1773 SYMBOL IF = 25A IF = 50A TA = 100oC TA = -55oC TA = 25oC TA = 100oC SDR953/3 SDR954/3 SDR955/3 VF1 VF2 VF3 VF4 IR1 IR2 BVR CJ tRR MIN 300 400 500 - MAX 1.20 1.45 1.10 1.30 100 10 250 35 UNITS Vdc Vdc :A mA Vdc pF nsec TYPICAL OPERATING CURVES PERCENT OF MAXIMUM FORWARD CURRENT RATING (%) 100 80 60 40 20 0 0 25 50 75 125 o C FORWARD CURRENT (Amps) TA= 25oC Unless otherwise specified 100 10 1 0.1 100 125 150 175 200 o 0.01 0.3 0.5 0.7 0.9 1.1 1.3 CASE TEMPERATURE ( C) FORWARD VOLTAGE (Volts)