SK32A ........ SK315A 3.0 Amp. Surface Mount Schottky Barrier Rectifiers Pb CASE: SMA/DO-214AC Current 3.0 A Voltage 20 V to 150 V 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 Underwraiters Laboratory Classification 94V-0 Epitaxial construction High temperature soldering: 260 C / 10 seconds at terminals MECHANICAL DATA XX = Marking code WW = Week code Y = Year code Dimensions in mm. Case: Molded plastic Terminals: Pure tin plated, lead free. Polarity: Indicated by cathode band Packaging: 16 mm tape EIA-STD RS-481. Weight: 0.064 gram Maximum Ratings and Electrical Characteristics at 25 C Marking code SK 32A IA SK 34A IB SK 36A IC SK 310A ID SK 315A IE VRRM Maximum Recurrent Peak Reverse Voltage (V) 20 40 60 100 150 VRMS Maximum RMS Voltage (V) 14 28 42 70 105 VDC Maximum DC Blocking Voltage (V) 20 40 60 100 150 IF(AV) Maximum Average Forward Rectified Current at TL (See graphic) 3.0 A IFSM Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC Method) 70 A Tj Operating Temperature Range Tstg Storage Temperature Range -55C to +125C -55C to +150C -55C to +150C Electrical Characteristics at Tamb = 25 C VF IR Rthj-l Maximum Instantaneous Forward Voltage @ 3.0 A Maximum DC Reverse Current (Note 1) TA = 25 C at Rated DC Blocking Voltage Typical Thermal Resistance TA =125C (Note 2) Rthj-a NOTES: 0.55 V 0.75 V 0.5 mA 10 mA 0.85 V 0.95 V 0.1 mA 5.0 mA 2.0 mA 28 C/W 88 C/W 1. Pulse Test With PW = 300 sec, 1% Duty Cycle 2. Measured on P.C. Board with 5mm x 5mm Copper Pad Areas. Jul - 08 SK32A ........ SK315A - A 32 10 4A 3 SK SK A 6A 3 SK A-S 310 SK 15 K3 0.2 0.4 0.6 0.8 1.0 1.4 1.2 VF, forward voltage (V) 1.6 P.C.B. MOUNTED ON 5 x 5 mm COPPER PAD AREAS 0 50 60 70 80 90 100 110 120 130 140 150 160 Lead temperature (C) MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT TYPICAL JUNCTION CAPACITANCE 1000 Cj, junction capacitance (pF) 150 AT RATED TL 8.3 ms Single Half Sine Wave JEDEC Method 120 90 60 30 0 1 10 Number of cycles at 60 Hz 100 32 SK Tj = 75 C 0.01 Tj = 25 C 0 20 40 60 80 100 120 140 Percent of rated peak reverse voltage (%) Transient thermal impedance (C/W) IR, Instantaneous reverse current (mA) Tj = 125 C 0.1 A-S K3 36 100 10 0.1 SK 31 0A A 1 -SK 4A 31 5A 10 100 VR, reverse voltage (V) TYPICAL TRANSIENT THERMAL CHARACTERISTICS 20 10 1 Tj = 25 C f = 1.0 MHz Vsig = 50mVp-p SK TYPICAL REVERSE CHARACTERISTICS 0.001 A 0 1 15 0.01 2 K3 0.1 RESISTIVE OR INDUCTIVE LOAD A-S 1 3 36 PULSE WIDTH = 300 S 1% DUTY CYCLE IF(AV), average forward Current (A) 50 SK IFSM, peak forward surge current (A) MAXIMUM FORWARD CURRENT DERATING CURVE TYPICAL FORWARD CHARACTERISTIC 34A -SK 32A SK IF, instantaneous forward current (A) Rating And Characteristic Curves 100 10 1 0.1 0.01 0.1 1 10 T, Pulse duration (sec) 100 Jul - 08