SK34A

SK32A - SK315A 3.0 AMPS. Surface Mount Schottky Barrier Rectifiers SMA/DO-214AC Features For surface mounted application Metal to silicon rectifier, majority carrier conduction Low forward voltage drop Easy pick and place High surge current capability Plastic material used carriers Underwriters Laboratory Classification 94V-0 Epitaxial construction High temperature soldering: 260oC / 10 seconds at terminals Mechanical Data Case: Molded plastic Terminals: Pure tin plated, lead free. Polarity: Indicated by cathode band Packaging: 16mm tape per EIA STD RS-481 Weight: 0.21 gram Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol SK SK SK SK Type Number 32A 33A 34A Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TL(See Fig. 1) Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage (Note 1) @ 3.0A Maximum DC Reverse Current at Rated DC Blocking Voltage @ TA =25 C @ TA =125 C o o 35A SK 36A SK SK SK 39A 310A 315A Units V V V A A VRRM VRMS VDC I(AV) IFSM VF IR RθJL RθJA TJ 20 14 20 30 21 30 40 28 40 50 35 50 3.0 70 60 42 60 90 63 90 100 150 70 105 100 150 0.55 0.5 10 0.75 5.0 28 88 0.85 0.1 2.0 0.95 V mA mA o Typical Thermal Resistance ( Note 2 ) Operating Temperature Range C/W o o -55 to +125 Storage Temperature Range TSTG Notes: 1. Pulse Test with PW=300 usec, 1% Duty Cycle 2. Measured on P.C.Board with 0.2 x 0.2” (5 x 5mm) Copper Pad Areas. -55 to +150 -55 to +150 C C - 42 - Version: B07 RATINGS AND CHARACTERISTIC CURVES (SK32A THRU SK315A) FIG. 1- MAXIMUM FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT.(A) 3.0 150 FIG. 2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT AT RATED TL 8.3ms Single Half Sine Wave JEDEC Method AVERAGE FORWARD CURRENT.(A) RESISTIVE OR INDUCTIVELOAD SK 2.0 120 SK A-S 32 4A K3 A-S 35 A 15 K3 90 1.0 60 30 PCB MOUNTED ON 0.2X0.2" (5.0X5.0mm)COPPER PAD AREAS 0 50 60 70 80 90 100 110 120 LEAD TEMP ERATURE.( C) 130 140 150 160 0 1 10 NUMBER OF CYCLES AT 60Hz 100 FIG. 3- TYPICAL FORWARD CHARACTERISTICS 40 FIG. 4- TYPICAL REVERSE CHARACTERISTICS 20 10 A INSTANTANEOUS FORWARD CURRENT.(A) SK 32 10 A- SK SK A 35 -S 3 SK 9 S A- K3 15 A INSTANTANEOUS REVERSE CURRENT.(mA) K3 6A 34 TJ=125 C 1 1 PULSE WIDTH=300 S 1% DUTY CYCLE 0.1 TJ=75 C 0.1 0.01 TJ=25 C 0.001 0.01 0 0.2 0.4 1.2 0.6 0.8 1.0 FORWARD VOLTAGE.(V) 1.4 1.5 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE.(%) 1000 TRANSCIENT THERMAL IMPEDANCE, (OC/W) FIG. 5- TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE.(pF) Tj=25 C f=1.0MHz Vsig=50mVp-p 100 FIG.6- TYPICAL TRANSIENT THERMAL CHARACTERISTICS SK SK 100 32 A-S K3 35 K3 10 A-S K3 4A SK 39 6A A-S 15 A 1 10 0.1 1 10 REVERSE VOLTAGE.(V) 100 0.1 0.01 0.1 1 10 t, PULSE DURATION, (sec) 100 Version: B07