SK32B - SK315B 3 Amp. Surface Mount Schottky Barrier Rectifiers CASE: SMB/DO-214AA Pb Current 3.0 A Voltage 20 V to 150 V For surface mounted application Easy pick and place Metal to silicon rectifier, majority carrier conduction Low power loss, high efficiency High current capability. low VF 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: 0.1 g. Maximum Ratings and Electrical Characteristics at 25 C Marking code SK 32B IF SK 34B IG SK 36B IH SK 310B IJ SK 315B IK VRRM Maximum Recurrent Peak Reverse Voltage (V) 20 40 60 100 150 VRMS Maximum RMS Voltage (V) 14 28 42 70 105 VDC IF(AV) Maximum DC Blocking Voltage (V) 20 40 60 100 150 IFSM Forward Current at TL (See graphic) 3.0 A 8.3 ms.Peak Forward Surge Current 70 A (Jedec Method) 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 Rthj-a NOTES: Maximum Instantaneous Forward Voltage @ 3.0 A Maximum DC Reverse Current (Note 1) TA = 25 C at Rated DC Blocking Voltage TA =125C Typical Thermal Resistance 0.5 V 0.75 V 0.5 mA 10 mA 0.85 V 0.95 V 0.1 mA 5.0 mA 2.0 mA 17 C/W (Note 2) 75 C/W 1. Pulse Test With PW = 300 sec, 1% Duty Cycle 2. Measured on P.C. Board with 10mm x 10mm Copper Pad Areas. Oct - 08 SK32B - SK315B Tj = 125 C 10 Tj = 125 C 0.2 0.4 0.6 0.8 1.0 1.2 1.4 VF, forward voltage (V) 1.6 P.C.B. MOUNTED ON 10 x 10 mm COPPER PAD AREAS 0 50 60 70 80 90 100 110 120 130 140 150 160 Lead temperature (C) MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 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 TYPICAL JUNCTION CAPACITANCE Cj, junction capacitance (pF) 150 100 1000 32 SK 1 Tj = 75 C 0.01 SK32B-SK34B SK36B-SK315B 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 0.001 B-S K3 36 100 10 0.1 SK 31 0B B -SK 4B 31 5B 10 1 100 VR, reverse voltage (V) TYPICAL TRANSIENT THERMAL CHARACTERISTIC 20 10 Tj = 25 C Tj = 25 C f = 1.0 MHz Vsig = 50mVp-p SK TYPICAL REVERSE CHARACTERISTIC 0.1 B 0 1 15 0.01 SK32B-SK34B SK36B SK310B-SK315B 2 K3 Tj = 25 C 0.1 RESISTIVE OR INDUCTIVE LOAD B-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 34B -SK 32B 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 Oct - 08