DATA SHEET SB4020PT~SB4060PT ISOLATION SCHOTTKY BARRIER RECTIFIERS VOLTAGE 20 to 60 Volts CURRENT 40 Amperes TO-3P Unit: inch (mm) FEATURES • Plastic package has Underwriters Laboratory Flammability Classification 94V-O. Flame Retardant Epoxy Molding Compound. .640(16.25) .620(15.75) .199(5.05) .175(4.45) .142(3.6) .125(3.2) • Exceeds environmental standards of MIL-S-19500/228 .087(2.2) .070(1.8) • High surge capacity. .600(15.25) .580(14.75) • Low forwrd voltge, high current capability • For use in low voltage,high frequency inverters free wheeling , and polarlity protection applications. .839(21.3) .819(20.8) • Low power loss, high efficiency. .170(4.3) .145(3.7) .126(3.2) .110(2.8) Normal : 80~95% Sn, 5~20% Pb Pb free: 99% Sn above can meet Rohs environment substance directive request .050(1.25) .045(1.15) .798(20.25) .777(19.75) .095(2.4) • Both normal and Pb free product are available : .030(0.75) .017(0.45) MECHANCALDATA Case: TO-3P Molded plastic .225(5.7) .204(5.2) .225(5.7) .204(5.2) Terminals: Solder plated, solderable per MIL-STD-202G, Method 208 AC Polarity: As marked. Positive CT Standard packaging: Any AC Weight: 0.2 ounces, 5.6grams. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% SYMBOL SB40 20PT SB40 30PT SB40 35PT SB40 40PT SB40 45PT SB40 50PT Maximum Recurrent Peak Reverse Voltage V RRM 20 30 35 40 45 50 60 V Maximum RMS Voltage V RMS 14 21 24.5 28 31.5 35 42 V Maximum DC Blocking Voltage V DC 20 30 35 40 45 50 60 V Maximum Average Forward Current .375”(9.5mm) lead length a t Tc =100℃ IAV 40 A Peak Forward Surge Current :8.3ms single half sinewave superimposed on rated load (JEDEC method) IFSM 350 A Maximum Forward Voltage at 20A VF Maximum DC Reverse Current TA=25℃ at Rated DC Blocking Voltage TA=100℃ IR 1.0 100 mA RΘJC 1.5 ℃/ W TJ ,TSTG - 50 to + 150 ℃ PARAMETER Maximum Thermal Resistance Operating Junction and Storage Temperature Range 0.55 SB40 UNITS 60PT 0.70 V Note. Both Bonding and Chip structure are available. STAD-JAN.10.2005 PAGE . 1 50 40 30 20 10 0 0 50 150 100 PEAK FORWARD SURGE CURRENT, Amps AVERAGE FORWARD CURRENT, Amps RATING AND CHARACTERISTIC CURVES 480 420 8.3ms Single Half Since-Wave JEDEC Method 360 300 240 180 120 60 0 1 2 5 10 20 50 100 O CASE TEMPERATURE, C NO. OF CYCLE AT 60Hz Fig.1- FORWARD CURRENT DERATING CURVE Fig.2- MAXIMUM NON - REPETITIVE SURGE CURRENT 40 FORWARD CURRENT, Amps INSTANTANEOUS REVERSE CURRENT, mA 10 O TJ=100 C 1.0 O TJ=75 C 0.1 0.01 TJ=25 OC 20~45V 50,60V 10 8 6 4 2 1.0 .8 .6 .4 O TJ = 25 C Pulse Width = 300 us 1% Duty Cycle .2 .1 0.001 .2 20 40 60 80 100 120 PERCENT OF INSTANTANEOUS REVERSE VOLTAGE, % Fig.3- TYPICAL REVERSE CHARACTERISTICS STAD-JAN.10.2005 .3 .4 .5 .6 .7 .8 .9 140 FORWARD VOLTAGE, VOLTS Fig.4- TYPICAL INSTANTANEOUS FORWARD CHRACTERISTICS PAGE . 2