SPD646-1SMS Datasheet | SSDI

FEATURES : Standard Reverse Recovery (Faster Versions Available) VR to 600 Volts (Higher Voltages Available) Hermetically Sealed Glass Package Metallurgically Bonded High Surge Capability No Thermal Fatigue Available in Axial & Square Tab Versions TX, TXV, and S-Level Screening Available 2/ Replacement for: 1N645-1, UR-1 thru 1N649-1, UR-1 MAXIMUM RATINGS 3/ RATING Peak Repetitive Reverse Voltage And DC Blocking Voltage Average Rectified Forward Current Power Dissipation (at 3/8” from the body, TL = 75°C) Surge Current (TA = 25°C to 150°C, for 1 Second) SYMBOL 645-1 646-1 647-1 648-1 649-1 TA = 25°C TA = 150°C VALUE 225 300 400 500 600 400 150 600 3 -65 to +175 35 UNIT Volts VRRM VRWM VR IO1 IO2 Ptot IFSM TO and TSTG Zq JX Axial Leaded m Amps m Watts Amps °C °C/W Operating & Storage Temperature Thermal Impedance NOTES: 1/ For Ordering Information, Price, Operating Curves, and Availability- Contact Factory. 2/ Screened to MIL-PRF-19500. 3/ Unless Otherwise Specified, All Electrical Characteristics @25ºC. NOTE: All specifications are subject to change without notification. SCD's for these devices should be reviewed by SSDI prior to release. DATA SHEET #: RC0109A Solid State Devices, Inc. 14701 Firestone Blvd - La Mirada, Ca 90638 Phone: (562) 404-4474 - Fax: (562) 404-1773 ssdi@ssdi-power. - .ssdi-power. SPD645-1 thru SPD649-1 and SPD645-1SMS thru SPD649-1SMS ELECTRICAL CHARACTERISTICS 3/ CHARACTERISTICS Minimum Breakdown Voltage (100µA) 645-1 646-1 647-1 648-1 649-1 SYMBOL VALUE 275 360 480 600 720 UNIT Volts Maximum Forward Voltage Drop (IF = 400m A) Maximum Reverse Leakage Current (Rated VR, TA = +25°C) Maximum Reverse Leakage Current (Rated VR, TA =+100°C) Typical Junction Capacitance ( -12 V) NOTES: 1/ For Ordering Information, Price, Operating Curves, and Availability- Contact Factory. VF IR1 645-1 646-1 647-1 648-1 649-1 1.0 200 15 15 20 20...