SB320

SB320 THRU SB360 MEDIUM CURRENT SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 60 Volts DO-201AD Forward Current - 3.0 Amperes FEATURES ♦ Plastic package has Underwriters Laboratory Flammability Classification 94V-0 ♦ Metal to silicon rectifier, majority carrier conduction ♦ Low power loss, high efficiency ♦ High current capability, low VF ♦ High surge capacity ♦ Epitaxial construction ♦ Guardring for transient protection ♦ For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications ♦ High temperature soldering guaranteed: 250°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3 kg) tension 1.0 (25.4) MIN. 0.210 (5.3) 0.190 (4.8) DIA. 0.375 (9.5) 0.285 (7.2) 0.052 (1.32) 0.048 (1.22) DIA. 1.0 (25.4) MIN. MECHANICAL DATA Case: JEDEC DO-201AD molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode Mounting Position: Any Weight: 0.04 ounces, 1.12 gram Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS SB320 SB330 SB340 SB350 SB360 UNITS Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at 0.375" (9.5mm) lead length (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 (NOTE 1) VRRM VRMS VDC I(AV) IFSM 20 14 20 30 21 30 40 28 40 3.0 80.0 50 35 50 60 42 60 Volts Volts Volts Amps Amps VF 0.50 0.5 20.0 0.74 Volts Maximum instantaneous reverse current at rated DC blocking voltage (NOTE 1) TA=25°C TA=100°C Typical thermal resistance (NOTE 1) Operating junction temperature range Storage temperature range IR RΘJA RΘJL TJ TSTG -65 to +125 mA 10.0 40.0 10.0 -65 to +150 -65 to +150 °C/W °C °C NOTES: (1) Pulse test: 300µs pulse width, 1% duty cycle (2) Thermal resistance from junction to lead vertical P.C.B. mounting, 0.500" (12.7mm) lead length with 2.5 x 2.5” (63.5 x 63.5mm) copper pad 4/98 RATINGS AND CHARACTERISTIC CURVES SB320 THRU SB360 FIG. 1 - FORWARD CURRENT DERATING CURVE FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 4. 0 AVERAGE FORWARD CURRENT, AMPERES RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5mm) LEAD LENGTH 80 PEAK FORWARD SURGE CURRENT, AMPERES 70 60 50 40 30 20 10 1 TJ=TJ max. 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 3. 0 2. 0 1. 0 SB320 - SB340 SB350 & SB360 0 0 25 50 75 100 125 150 175 LEAD TEMPERATURE, °C 10 NUMBER OF CYCLES AT 60 HZ 100 FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 50 10 INSTANTANEOUS FORWARD CURRENT, AMPERES TJ=125°C INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES 10 PULSE WIDTH=300µs 1% DUTY CYCLE TJ=125°C 1 TJ=25°C 1 0. 1 TJ=75°C 0. 1 0. 01 TJ=25°C SB320 - SB340 SB350 & SB360 SB320 - SB340 SB350 & SB360 0. 01 0 0. 001 0. 2 0. 4 0. 6 0. 8 1. 0 1. 2 1. 4 1. 6 0 20 40 60 80 100 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG. 5 - TYPICAL JUNCTION CAPACITANCE TRANSIENT THERMAL IMPEDANCE, °C/W PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG.6 - TYPICAL TRANSIENT THERMAL IMPEDANCE 1, 000 JUNCTION CAPACITANCE, pF TJ=25°C f=1.0 MHz Vsig=50mVp-p 100 10 100 SB320 - SB340 SB350 & SB360 10 0. 1 1 10 100 0. 1 0 0. 1 1 t, PULSE DURATION, sec. 10 100 REVERSE VOLTAGE, VOLTS