SF51 THRU SF58 SUPERFAST RECOVERY RECTIFIERS Reverse Voltage – 50 to 600 Volts Forward Current – 5.0 Amperes Features • Low forward voltage drop • Low leakage • High current capability • Super fast switching speed • High forward surge capability • High reliability. Mechanical Data • Case: JEDEC DO-201AD molded plastic body • Epoxy : UL 94V-O rate flame retardant • Lead: Axial leads, solderable per MIL-STD-202, Method 208 guaranteed • Polarity: Color band denotes cathode end • Mounting Position: Any Absolute Maximum Ratings and Characteristics Rating at 25℃ ambient temperature unless otherwise specified. Single-phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Symbols SF51 SF52 SF53 SF54 SF55 SF56 SF58 Units Repetitive Peak Reverse Voltage VRRM 50 100 150 200 300 400 600 V RMS Voltage VRMS 35 70 105 140 210 280 420 V DC Blocking Voltage VDC 50 100 150 200 300 400 600 V Average Forward Rectified Current 0.375”(9.5mm) Lead Length at TA = 55℃ Peak Forward Surge Current , 8.3ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) I(AV) 5.0 A IFSM 150 A Instantaneous Forward Voltage @ 5.0A DC and 25℃ VF Reverse Current @ TA = 25℃ at Rated DC Blocking Voltage @ TA = 100℃ IR IR 0.95 1.25 1.7 5.0 500 uA uA Reverse Recovery Time (Note 1) Trr Typical Junction Capacitance (Note 2) CJ 45 pF RθJA 25 ℃/W Operating Junction Temperature Range TJ -55 to +125 ℃ Storage Temperature Range TS -55 to +150 ℃ Typical Thermal Resistance (Note 3) 35 V 50 ns Note: (1) Reverse recovery test conditions: IF = 0.5A, IR = 1A, IRR = 0.25A. (2) Measured at 1 MHz and applied reverse voltage of 4 Volts D.C (3) Thermal resistance junction to ambient and form junction to lead at 0.375” (9.5mm) lead length, P. C. B. mounted. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 25/04/2005 H SF51 THRU SF58 RATINGS AND CHARACTERISTIC CURVES SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 25/04/2005 H