1N5820S - 1N5822S SCHOTTKY BARRIER RECTIFIER DIODES PRV : 20 - 40 Volts IO : 3.0 Ampere D2A FEATURES : * * * * * * * High current capability High surge current capability High reliability High efficiency Low power loss Low cost Low forward voltage drop 1.00 (25.4) MIN. 0.161 (4.1) 0.154 (3.9) 0.284 (7.2) 0.268 (6.8) 1.00 (25.4) MIN. 0.040 (1.02) 0.0385 (0.98) MECHANICAL DATA : * Case : D2A 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 : 0.645 gram 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 1N5820S 1N5821S 1N5822S UNIT Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 Volts Maximum RMS Voltage VRMS 14 21 28 Volts Maximum DC Blocking Voltage VDC 20 30 40 Volts Maximum Average Forward Current 0.375", 9.5mm Lead Length at TL = 95 °C Peak Forward Surge Current, 8.3ms single half sine wave Superimposed on rated load (JEDEC Method) TL = 75°C Maximum Forward Voltage at IF = 3.0 Amp. (Note 1) IF(AV) 3.0 Amps. IFSM 80 Amps. VF 0.475 0.500 0.525 Volt. Maximum Reverse Current at Ta = 25 °C IR 2.0 mA Rated DC Blocking Voltage (Note 1) Ta = 100 °C IR(H) 20 mA RθJL 20 °C/W Junction Temperature Range TJ - 65 to + 125 °C Storage Temperature Range TSTG - 65 to + 125 °C Typical Thermal Resistance (Note 2) Notes : (1) Pulse Test : Pulse Width = 300 µs, Duty Cycle = 2%. (2) Thermal Resistance from Junction to Lead Vertical PC Board Mounting, 0.5" (12.5mm) Lead Lengths with 2.5 in2 (63.5mm2) copper pads. UPDATE : MAY 10, 1999 FIG.1 - FORWARD CURRENT DERATING CURVE FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 3.0 100 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERES RATING AND CHARACTERISTIC CURVES ( 1N5820S - 1N5822S ) 2.4 1.8 1.2 0.6 0 0 20 40 60 80 100 120 80 60 40 20 0 140 1 LEA D TEMPERATURE, (° C) 20 1N5822S 10 1N5821S 1.0 TJ = 25 °C PULSE WIDTH = 300µ s DUTY CYCLE = 1% 0.1 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 FORWARD VOLTAGE, VOLTS 4 6 10 20 40 60 100 1.0 FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MILLIAMPERES FORWARD CURRENT, AMPERES FIG.3 - TYPICAL FORWARD CHARACTERISTICS 1N5820S 2 NUMBER OF CYCLES A T 60Hz 10 T J = 100 °C 1.0 T J = 25 °C 0.1 0.01 0 1.1 20 40 60 80 100 120 PERCENT OF RATED REV ERSE VOLTAGE, (%) 140