RK33 - RK39 SCHOTTKY BARRIER RECTIFIER DIODES PRV : 30 - 90 Volts IO : 2.0 - 2.5 Amperes 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 RK33 RK34 RK36 RK39 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 30 40 60 90 Volts Maximum DC Blocking Voltage VDC 30 40 60 90 Volts Maximum Average Forward Current TL = 75 °C IF(AV) 2.5 2.0 Amps. Peak Forward Surge Current, 8.3ms single half sine wave superimposed on rated load (JEDEC Method) IFSM 50 Amps. Maximum Forward Voltage at VF 0.55 0.62 0.81 Forward current IF 2.5 Rated DC Blocking Voltage (Note 1) IR 5.1 Junction Temperature Range TJ - 40 to + 125 °C Storage Temperature Range TSTG - 40 to + 125 °C 2.0 Volt. Amps. Maximum Reverse Current at 2.1 3.1 mA Notes : (1) Pulse Test : Pulse Width = 300 µs, Duty Cycle = 2%. UPDATE : SEPTEMBER 12, 1998 RATING AND CHARACTERISTIC CURVES ( RK33 - RK39 ) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 50 2.5 RK33 RK34 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERES FIG.1 - FORWARD CURRENT DERATING CURVE 2.0 RK36 RK39 1.5 1.0 0.5 0 0 25 50 75 100 125 150 40 30 20 10 0 175 1 LEAD TEMPERATURE, (°C) FORWARD CURRENT, AMPERES 20 RK33 RK34 RK39 RK36 1.0 TJ = 25 °C PULSE WIDTH = 300µs DUTY CYCLE = 1% 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 10 TJ = 100 °C 1.0 TJ = 25 °C 0.1 0.01 0 2.1 20 40 60 80 100 120 PERCENT OF RATED REVERSE VOLTAGE, (%) 140