SL32 thru SL34 Surface Mount Low VF Schottky Barrier Rectifiers Reverse Voltage 20 to 40 Volts Forward Current 3.0 Amperes Features For surface mounted application Metal silicon junction, majority carrier conduction Low forward voltage drop Easy pick and place High surge current capability Plastic material used carries Underwriters Laboratory Classification 94V-O Epitaxial construction High temperature soldering: 250oC / 10 seconds at terminals Mechanical Data Cases: Molded plastic Terminals: Solder plated Polarity: Indicated by cathode band Weight: 0.09 ounce, 0.25 gram Maximum Ratings and Electrical Characteristics Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Parameter Symbols S L 32 S L 33 S L 34 Units Maximum repetitive peak reverse voltage VRRM 20 30 40 Volts Maximum RMS voltage VRMS 14 21 28 Volts Maximum DC blocking voltage V DC 20 30 40 Volts Maximum average forward rectified current See Fig. 1 I(AV) 3.0 Amps Peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method ) IFSM 100.0 Amps Maximum instantaneous forward voltage @ 3.0A (Note 1) VF Maximum DC reverse current at rated DC blocking voltage @ TA=25oC @ TA=100oC 0.385 0.385 0.400 Volts IR 5.0 250 Maximum thermal resistance (Note 2) RθJL RθJA 17 55 Operating junction temperature range TJ -55 to +125 o C TSTG -55 to +150 o C Storage temperature range Notes: 1. Pulse Test with PW=300usec, 1% Duty Cycle. 2. Measured on P.C. Board with 0.2 x 0.2" (5.0 x 5.0 mm) Copper Pad Areas. 337 mA o C/W RATINGS AND CHARACTERISTIC CURVES 338