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SF34 Datasheet(PDF) 1 Page - Leshan Radio Company |
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SF34 Datasheet(HTML) 1 Page - Leshan Radio Company |
1 / 7 page FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * High temperature metallurgically bonded construction * Diffused junction * Capable of meeting environmental standards of MIL-S-19500 * For use in high frequency rectifier circuits * Fast switching for high efficiency * High temperature soldering guaranteed: 260 °C/10 seconds * 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension Mechanical Data Case: JEDEC DO-201AD, molded plastic Terminals: Plated axial leads, solderable per We declare that the material of product MIL-STD-750, Method 2026 compliance with ROHS requirements Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.038 oz., 1.03 g Handling precautin:None 1.Electrical Characteristic Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol SF31 SF32 SF33 SF34 SF35 SF36 SF38 Unit device marking code SF31 SF32 SF33 SF34 SF35 SF36 SF38 Maximum repetitive peak reverse voltage VRRM 50 100 150 200 300 400 600V Maximum RSM voltage VRSM 35 70 105 140 210 280 420 V Maximum DC blocking voltage VDC 50 100 150 200 300 400 600 V Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 55°C IF(AV) A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM A Maximum DC blocking voltage temperature TA °C Typical thermal resistance (Note 2) R θJA °C/W Operating junction temperature range TJ °C Storage temperature range TSTG °C Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol SF31 SF32 SF33 SF34 SF35 SF36 SF38 Unit Maximum instantaneous forward voltage at 3.0A VF 1.7 V Maximum DC reverse current TA = 25 °C at rated DC blocking voltage TA = 100 °C IR µA Typical reverse recovery time (Note 1) trr ns Typical junction capacitance at 4.0V, 1MHz CJ PF NOTES: 1. IF = 0.5A, IR = 1.0A, IRR = 0.25A 2. Thermal resistance from junction to ambient at 0.375 ” (9.5mm) lead length, P.C.B. mounted 30 –50 to +150 –50 to +150 10 200 35 50 0.95 1.25 3.0 150 150 20 SF31 thru SF38 per Fast Plastic Rectifiers Reverse Voltage 50 to 600V Forward Current 3.0A |
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