SB520 thru SB560 Schottky Barrier Rectifiers Forward Current 5.0 Amperes Reverse Voltage 20 to 60 Volts Features Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Low power loss, high efficiency For use in low voltage high frequency inverters, free wheeling, and polarity protection applications Guardring for overvoltage protection Mechanical Data Case: JEDEC DO-201AD molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 High temperature soldering guaranteed: 250C/10 seconds 0.375" (9.5mm) lead length, 5lbs (2.3kg) tension Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.041 ounce, 1.15 grams Maximum Ratings and Electrical Characteristics (TA = 25oC unless otherwise noted) Parameter Symbols S B 520 S B 530 S B 540 Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 Volts Maximum RMS voltage VRMS 14 21 28 35 42 Volts Maximum DC blocking voltage V DC 20 30 40 50 60 Volts Maximum average forward rectified current 0.375" (9.5mm) lead length (See Fig.1) IF(AV) 5.0 Amps Peak forward surge current, 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) at rated TL IFSM 150.0 Amps Max. instantaneous forward voltage at 5.0A (Note 1) Maximum instantaneous reverse current at rated DC blocking voltage (Note 1) Typical thermal resistance (Note 2) Operating junction temperature range Storage temperature range Notes: @TA= 25oC @TA=100oC 0.55 VF S B 550 S B 560 0.67 Units Volts 0.5 IR 50 25 8 RJA RJL TJ -55 to +125 TSTG 339 o -55 to +150 -55 to +150 1. Pulse test: 300us pulse width, 1% duty cycle 2. Thermal resistance junction to lead vertical P.C.B. mounted, 0.375" (9.5mm) lead length mA 25 C/W o C o C RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 340