SS32A THRU SS310A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 100 Volts Forward Current - 3.0 Ampere FEATURES SMA(DO-214AC) 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 ● .062(1.90) .055(1.40) .114(2.90) .098(2.50) .181(4.60) .157(4.00) .012(.305) .006(.152) MECHANICAL DATA .103(3.00) .079(2.00) Case: JEDEC DO-214AC molded plastic body Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.003 ounce, 0.093 grams .060(1.52) .030(0.76) .008(.203) .002(.051) .208(5.60) .188(4.80) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. Characteristic Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TL(see fig.1) Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA=25℃ at rated DC blocking voltage TA=100℃ Typical junction capacitance (NOTE 1) Typical thermal resistance (NOTE 2) Operating junction temperature range Storage temperature range SYMBOLS SS32A SS33A SS34A SS35A SS36A SS38A SS310A VRRM VRMS VDC 20 14 20 30 21 30 40 28 40 50 35 50 60 42 60 80 56 80 100 70 100 UNITS V V V I(AV) 3.0 A IFSM 100.0 A VF IR CJ R JA TJ, TSTG Note:1.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas 0.50 0.85 0.70 0.5 20 220 -65 to +125 10 180 75.0 -65 to +150 -65 to +150 V mA pF ℃/W ℃ ℃ SS32A THRU SS310A RATINGS AND CHARACTERISTIC CURVES FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 150 RESISTIVE OR INDUCTIVE LOAD SS35A-SS310A SS32A-SS34A 2 PEAK FORWARD SURGE CURRENT. (A) AVERAGE FORWARD CURRENT. (A) 3 1 0 PCB MOUNTED ON 0.6X0.6" (16X16mm) COPPER PAD AREAS 50 60 70 80 90 100 110 120 130 140 150 FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 130 110 90 70 50 160 AT RATED TL 8.3ms Single Half Sine Wave JEDEC Method 1 10 o LEAD TEMPERATURE. ( C) 100 NUMBER OF CYCLES AT 60Hz FIG.4- TYPICAL REVERSE CHARACTERISTICS FIG.3- TYPICAL FORWARD CHARACTERISTICS 20 40 10 TJ=125 0C TJ=125 0C INSTANTANEOUS REVERSE CURRENT. (mA) INSTANTANEOUS FORWARD CURRENT. (A) 10 PULSE WIDTH=300 S 1% DUTY CYCLE TJ=150 0C 1 TJ=25 0C 0.1 1 TJ=75 0C 0.1 0.01 TJ=25 0C SS32A-SS34A SS35A-SS36A SS39A-SS310A 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0.001 0 1.6 FIG.5- TYPICAL JUNCTION CAPACITANCE TRANSCIENT THERMAL IMPEDANCE, oC/W JUNCTION CAPACITANCE.(pF) 0 TJ=25 C f=1.0MHz Vsig=50mVp-p 100 SS32A-SS34A SS35A-SS36A SS39A-SS310A REVERSE VOLTAGE. (V) 40 60 80 100 120 140 FIG.6- TYPICAL TRANSIENT TERMAL IMPDANCE 1000 1 20 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) FORWARD VOLTAGE. (V) 10 0.1 SS32A-SS34A SS35A-SS310A 10 100 100 10 1 0.1 0.01 0.1 1 t, PULSE DURATION, (sec) 10 100