MR820

DIOTEC ELECTRONICS CORP 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 Looking For: MR820, MR821, MR822, MR824, MR826 Replacements? 35 AMP LEAD MOUNT FAST RECOVERY BUTTON DIODES FEATURES MECHANICAL SPECIFICATION SUGGESTED REPLACEMENT FOR MR820, MR821 MR822, MR824, MR826 DIODES HIGH FREQUENCY: 250 kHz FAST RECOVERY: Typical 100nS - 150nS UNMATCHED PERFORMANCE - Minimal RFI/EMI, Reduced Power Losses, Extremely Cool Operation Increased Power Supply Efficiency VOID FREE Vacuum Die Soldering For Maximum Mechanical Strength And Heat Dissipation (Solder Voids: Typical < 2%, Max. < 10% of Die Area) Proprietary Junction Passivation For Superior Reliability and Performance Wide Range of Applications - Inverters, Converters Choppers, Power Supplies, etc. MECHANICAL DATA Case: Molded Epoxy (UL Flammability Rating 94V-O) Finish: All external surfaces are corrosion resistant and the contact areas are readily solderable Maximum Lead Soldering Temperature: 210 C, 3/8" case for 10 seconds at 5 lbs tension Mounting Position: Any Polarity: Color band or diode symbol on case Weight: 0.09 Ounces (2.5 Grams) o D A Die Size: 0.180" x 0.180" Square E MILLIMETERS DIM MIN MAX INCHES MIN 0.332 0.234 0.050 0.215 0.165 0.990 5° NOM MAX 0.342 0.246 0.053 0.225 0.175 1.010 L M F B A B D E F L M 5° NOM L RoH S PLI OM C ANT MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified. PARAMETER (TEST CONDITIONS) Series Number Maximum DC Blocking Voltage Maximum RMS Voltage Maximum Peak Recurrent Reverse Voltage Average Forward Rectified Current Peak Forward Surge Current (8.3mS single half sine wave superimposed on rated load) Maximum Forward Voltage at 35 Amps DC Maximum Average DC Reverse Current At Rated DC Blocking Voltage Maximum Reverse Recovery Time (IF = 1.0 Amp to VR = 30 Vdc) (IFM = 15 Amp, di/dt = 25 A/ms) Junction Operating and Storage Temperature Range Notes: 1) Both Leads to Heatsink, Equal Length @ TC = 25 C o @ TC = 100 C o SYMBOL RATINGS DR SRP DR 3501S 821 820 DR 822 200 140 200 35 600 1.2 (Typical 1.1) 2.0 100 0.8 200 (Typ. 150) 300 (Typ. 150) -65 to +175 DR 824 400 280 400 DR 826 600 420 600 UNITS VRM VRMS VRRM IO IFSM VFM IRM RGJC TRR TJ, TSTG 50 35 50 100 70 100 VOLTS AMPS VOLTS mA °C/W nSec °C Typical Thermal Resistance, Junction to Case (Note 1) Data Sheet No. DR820-1A