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| SM4933 THRU SM4937 SURFACE MOUNT GLASS PASSIVATED FAST RECOVERY SILICON RECTIFIERS Reverse Voltage - 50 to 600 V Forward Current - 1 A Features * Fast switching * Glass passivated device * Ideal for surface mounted applications * Low leakage current * Metallurgically bonded construction Mechanical Data * Case: MELF (DO-213AB) molded plastic * Mounting position: Any Cathode Mark 2.7 2.4 0.4 5.2 4.8 Plastic case MELF (DO-213AB) Dimensions in mm Absolute Maximum Ratings and Characteristics Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz. resistive or inductive load. For capacitive load, derate current by 20%. Parameter Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current (at TA = 55 C ) O Symbols SM4933 SM4934 SM4935 SM4936 SM4937 VRRM VRMS VDC IF(AV) IFSM VF at TA = 25 C O Units V V V A A V A ns pF O 50 35 50 100 70 100 200 140 200 1 30 1.2 5 100 200 15 30 75 3) - 65 to + 175 2) 400 280 400 600 420 600 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method) Maximum Forward Voltage at 1 A Maximum Average Reverse Current at Rated DC Blocking Voltage Maximum Reverse Recovery Time 4) Typical Junction Capacitance 1) Maximum Thermal Resistance Operating and Storage Temperature Range 1) 2) 3) 4) at TA = 125 OC IR trr CJ RJA RJL Tj ,Tstg C/W O C Measured at 1 MHz and applied reverse voltage of 4 V DC. Thermal resistance junction to terminal 6 mm copper pads to each terminal. Thermal resistance from junction to ambient 6 mm copper pads to each terminal. Test conditions: IF = 1 A, VR = 30 V. 2 2 SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 23/12/2008 SM4933 THRU SM4937 SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 23/12/2008 |
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