DIOTEC ELECTRONICS CORP Data Sheet No. BUDI-3500-1B 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 35 AMP BUTTON DIODES Mechanical Specification Features Void Free Vacuum Die Soldering For Maximum Mechanical Strength and Heat Dissipation (Solder Voids: Typical < 2%, Max. < 10% of Die Area) Color Ring Die Size: 0.180" x 0.180" Square Biggest Effective Die Area for the 35 Amp Class of Button Diodes Denotes Cathode D O A O High Temperature Solder (Solidus 287 C, Liquidus 296 C) to Allow Higher Operating And Assembly Temperatures M Copper Headers Are Silver Plated For Easy Soldering And Superior Solder Joints F B Mechanical Data Case: Molded Epoxy (UL Flammability Rating 94V-O) Millimeters Dim Finish: All Metal Surfaces Are Silver Plated o Soldering Temperature: 250 C maximum Mounting Position: Any Polarity: Color band denotes cathode S RoH A NT LIA P M CO Inches Min Max Min Max 9.78 10.29 0.385 0.405 B 5.97 6.35 0.235 0.250 D 5.46 5.71 0.215 0.225 F 4.19 4.45 0.165 0.175 5° NOM M 5° NOM Weight: 0.6 Ounces (1.8 Grams) Maximum Ratings & Electrical Characteristics Ratings at 25 °C ambient temperature unless otherwise specified. Parameter (Test Conditions) Series Number Units BAR BAR BAR BAR BAR BAR BAR 3500 3501 3502 3504 3506 3508 3510 50 100 200 400 600 800 1000 RRM Maximum DC Blocking Voltage V Maximum RMS Voltage V RWM V Non-repetitive Peak Reverse Voltage (Half wave, single phase, 60 Hz peak) RSM V C =150 oC superimposed on rated load) Maximum Forward Voltage Drop at 35 Amp DC At Rated DC Blocking Voltage Maximum Thermal Resistance, Junction to Case (Note 1) Junction Operating and Storage Temperature Range 240 480 FSM 500 I FM V A = 25 oC o @ TA = 100 C @ T 120 35 I Peak Forward Surge Current (8.3mS single half sine wave 60 O Average Forward Rectified Current @ T Maximum Average DC Reverse Current Volts DC Maximum Peak Recurrent Reverse Voltage Notes: 1) Single Side Cooled Ratings Symbol 720 1.1 (Typical 1.05) 1 960 1200 Amps 1.15 Volts 50 mA JC 0.9 °C/W J STG -65 to +175 °C RM I Rq T ,T BAR35 K5