SB320 - SB3B0 SCHOTTKY BARRIER RECTIFIER DIODES PRV : 20 - 100 Volts IO : 3.0 Amperes DO-201AD FEATURES : * * * * * * High current capability High surge current capability High reliability High efficiency Low power loss Low forward voltage drop 1.00 (25.4) MIN. 0.21 (5.33) 0.19 (4.82) 0.375 (9.52) 0.285 (7.24) MECHANICAL DATA : 1.00 (25.4) MIN. 0.052 (1.32) 0.048 (1.22) * Case : DO-201AD Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 1.21 grams Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 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%. RATING SYMBOL SB SB SB SB SB SB SB SB SB UNIT 320 330 340 350 360 370 380 390 3B0 Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 70 80 90 100 Volts Maximum RMS Voltage VRMS 14 21 28 35 42 49 56 63 70 Volts Maximum DC Blocking Voltage VDC 20 30 40 50 60 70 80 90 100 Volts Maximum Average Forward Current 0.375", 9.5mm Lead Length See Fig.1 IF(AV) 3.0 Amps. IFSM 80 Amps. Peak Forward Surge Current, 8.3ms single half sine wave superimposed on rated load (JEDEC Method) Maximum Forward Voltage at IF = 3.0 Amps. VF 0.5 0.74 0.79 Volt. Maximum Reverse Current at Ta = 25 °C IR 0.5 mA Rated DC Blocking Voltage (Note 1) Ta = 100 °C IR(H) 20 mA Junction Temperature Range TJ Storage Temperature Range TSTG - 65 to + 125 - 65 to + 150 - 65 to + 150 °C °C Notes : (1) Pulse Test : Pulse Width = 300 µs, Duty Cycle = 2% UPDATE : SEPTEMBER 12, 1998 RATING AND CHARACTERISTIC CURVES ( SB320 - SB3B0 ) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 3.0 SB350 THRU SB3B0 2.4 SB320 SB330 SB340 1.8 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERES FIG.1 - FORWARD CURRENT DERATING CURVE 1.2 0.6 0 0 25 50 75 100 125 150 80 60 40 20 0 175 1 LEAD TEMPERATURE, (°C) FORWARD CURRENT, AMPERES 20 SB320 SB330 SB340 SB380 SB390 SB3B0 SB350 SB360 SB370 1.0 TJ = 25 ° C PULSE WIDTH = 300µs DUTY CYCLE = 2% 0.1 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 FORWARD VOLTAGE, VOLTS 4 6 10 20 40 60 100 1.9 FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MILLIAMPERES FIG.3 - TYPICAL FORWARD CHARACTERISTICS 10 2 NUMBER OF CYCLES AT 60Hz 2.1 10 TJ = 100 ° C 1.0 TJ = 25 ° C 0.1 0.01 0 20 40 60 80 100 120 PERCENT OF RATED REVERSE VOLTAGE, (%) 140