SK32B THRU SK310B SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 100 Volts Forward Current - 3.0 Ampere FEATURES SMB ( DO-214AA ) The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 ● For surface mounted applications ● Metal silicon junction,majority carrier conduction ● Low reverse leakage ● Built-in strain relief,ideal for automated placement ● High forward surge current capability ● High temperature soldering guaranteed: 250 C/10 seconds at terminals ● .083(2.11) .075(1.91) .155(3.94) .130(3.30) .185(4.70) .160(4.06) .012(.305) .006(.152) MECHANICAL DATA .096(2.44) .084(2.13) Case: JEDEC SMB(DO-214AA) molded plastic body Terminals: Solder plated , solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.005 ounce, 0.138 grams .060(1.52) .030(0.76) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Characteristic Symbol Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectified Output Current @TL = 75°C .008(.203) .002(.051) .220(5.59) .200(5.08) @TA=25°C unless otherwise specified SK32B SK33B SK34B SK35B SK36B SK38B SK39B SK310B Unit VRRM VRWM VR 20 30 40 50 60 80 90 100 V VR(RMS) 14 21 28 35 42 56 64 71 V IO 3.0 A Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave superimposed on rated load (JEDEC Method) IFSM 70 A Forward Voltage @IF = 3.0A VFM @TA = 25°C @TA = 100°C IRM Peak Reverse Current At Rated DC Blocking Voltage Typical Thermal Resistance (Note 1) Operating Temperature Range Storage Temperature Range 0.50 0.70 0.85 V 0.5 10 mA 17 75 °C/W Tj -65 to +125 °C TSTG -65 to +150 °C R R JL JA Note: 1. Mounted on P.C. Board with 5.0mm2 copper pad area. SK32B THRU SK310B RATINGS AND CHARACTERISTIC CURVES FIG. 1- MAXIMUM FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT.(A) 150 RESISTIVE OR INDUCTIVELOAD SK 2.0 B 34 B 10 K3 K B-S B-S 35 32 SK AVERAGE FORWARD CURRENT.(A) 3.0 FIG. 2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.0 0 PCB MOUNTED ON 0.4X0.4" (10X10mm)COPPER PAD AREAS 50 60 70 80 90 100 110 120 O LEAD TEMP ERATURE.( C) 130 140 150 120 90 60 0 160 Tj=125OC PULSE WIDTH=300 S 1% DUTY CYCLE 1 Tj=25 C O 100 SK39B-SK310B SK32B-SK34B SK35B-SK36B 1.2 0.4 0.6 0.8 1.0 FORWARD VOLTAGE.(V) 1.4 TJ=125OC 1 TJ=75 C O 0.1 0.01 TJ=25 C O 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE.(%) TRANSCIENT THERMAL IMPEDANCE, OC/W 1000 Tj=25 C f=1.0MHz Vsig=50mVp-p O SK 32 SK B-S 35 100 SK 39 K3 B-S B-S 1 REVERSE VOLTAGE.(V) 4B K3 K3 6B 10 10 SK39B-SK310B SK32B-SK34B SK35B-SK36B 0.001 1.5 FIG. 5- TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE.(pF) 10 10 INSTANTANEOUS REVERSE CURRENT.(mA) INSTANTANEOUS FORWARD CURRENT.(A) 1 B SK3 6B 20 10 10 0.1 310 2B- FIG. 4- TYPICAL REVERSE CHARACTERISTICS Tj=125OC 0.2 SK3 NUMBER OF CYCLES AT 60Hz FIG. 3- TYPICAL FORWARD CHARACTERISTICS 0.01 0 SK 39B -SK 30 40 0.1 AT RATED TL 8.3ms Single Half Sine Wave JEDEC Method B 100 100 FIG.6- TYPICAL TRANSIENT THERMAL CHARACTERISTICS 10 1 0.1 0.01 0.1 1 t, PULSE DURATION, (sec) 10 100