DATA SHEET SX32~SX39 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE- 20 to 90 Volts CURRENT- 3.0 Amperes SMA / DO-214AC Unit: inch ( mm ) FEATURES .062 (1.60) .055 (1.40) .114 (2.90) .098 (2.50) • Plastic package has Underwriters Laboratory Flammability Classification 94V-O • For surface mounted applications • Low profile package • Built-in strain relief • Metal to silicon rectifier. majority carrier conduction • Low power loss,high efficiency • High surge capacity • For use in low voltage high frequency inverters, free wheeling, and polarity protection applications • High temperature soldering guaranteed: 260°C /10 seconds at terminals .181 (4.60) .157 (4.00) .012 (.305) .096 (2.44) .078 (2.00) .006 (.152) MECHANICAL DATA Case: JEDEC DO-214AC molded plastic Terminals:Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes positive end (cathode) Standard packaging: 12mm tape (EIA-481) Weight: 0.002 ounce, 0.064 gram .008(.203) .002(.051) .060 (1.52) .030 (0.76) .208 (5.28) .188 (4.80) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. Resistive or inductive load. SYMBOLS Maximum Recurrent Peak Reverse Voltage VRRM SX32 20.0 SX33 SX34 SX35 SX36 SX38 SX39 UNITS 30.0 40.0 50.0 60.0 80.0 90.0 V 35.0 42.0 56.0 71.0 V 50.0 60.0 80.0 90.0 V Maximum RMS Voltage VRMS 14.0 21.0 28.0 Maximum DC Blocking Voltage V DC 20.0 30.0 40.0 Maximum Average Forward Rectified Current at T L (See figure 1) I(AV) 3.0 A Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) IFSM 80.0 A Maximum Instantaneous Forward Voltage at 3.0A (Note 1) VF Maximum DC Reverse Current (Note 1) Ta= 25°C 0.75 0.50 Ta=100°C V 0.5 mA 20.0 mA IR at Rated DC Blocking Voltage 0.85 RθJL 17.0 RθJA 55.0 Operating and Storage Temperature Range T J TJ -50 to +150 °C Storage Temperature Range TSTG -50 to +150 °C Maximum Thermal Resistance(Note 2) °C/W NOTES: A.Pulse Test with PW =300µsec, 2% Duty Cycle. B.Mounted on P.C. Board with 14mm 2 (.013mm thick) copper pad areas. DATE : OCT.03.2002 PAGE . 1 INSTANTANEOUS FORWARD CURRENT, AMPERES AVERAGE FORWARD RECITIFIED CURRENT, AMPERES RATING AND CHARACTERISTIC CURVES 3.0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD P.C.B MOUNTED ON 0.55 X 0.55" ( 14 X 14mm ) COPPER PAD AREAS 2.5 2.0 1.5 1.0 0.5 0 50 60 70 80 90 100 110 120 130 140 150 O LEAD TEMPERATURE, C SX32~SX34 10 SX38~SX39 1.0 SX35~SX36 O TJ = 25 C Pulse Width = 300ms 1% Duty Cycle 0.1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 INSTANTANEOUS FORWARD VOLTAGE, VOLTS Fig.2- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTIC 1000 10 T A = 100 OC CAPACITANCE, pF INSTANTANEOUS REVERSE CURRENT, MILAMPERES Fig.1- FORWARD CURRENT DERATING CURVE 50 1.0 O O TJ = 25 C 100 T A = 75 C 0.10 T A = 25 OC 0.01 SX32-SX34 SX35-SX39 .001 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,% PEAK FORWARD SURGE CURRENT, AMPERES Fig.3- TYPICAL REVERSE CHARACTERISTIC 10 0.1 SX32-SX34 SX35-SX39 1.0 10 100 REVERSE VOLTAGE, VOLTS Fig.4- TYPICAL JUNCTION CAPACITANCE 100 O TJ = 150 C 10ms SINGLE HALF SINE-WAVE 80 60 40 20 0 1 10 NUMBER OF CYCLE AT 60HZ 100 Fig.5- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT DATE : OCT.03.2002 PAGE . 2