1N5817 - 1N5819 SCHOTTKY BARRIER RECTIFIER DIODES PRV : 20 - 40 Volts IO : 1.0 Ampere DO - 41 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. 0.107 (2.74) 0.080 (2.03) 0.205 (5.20) 0.160 (4.10) 1.00 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) MECHANICAL DATA : * Case : DO-41 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 : 0.312 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 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current 0.375", 9.5mm Lead Length at TL = 90 °C Maximum Peak Forward Surge Current, 8.3ms single half sine wave Superimposed on rated load (JEDEC Method) TL = 70 °C Maximum Forward Voltage at IF = 1.0 A Maximum Reverse Current Ta = 25 °C at Rated DC Blocking Voltage (Note 1) Ta = 100 °C Typical Thermal Resistance (Note 2) Typical Junction Capacitance (Note 3) Junction Temperature Range Storage Temperature Range SYMBOL 1N5817 1N5818 1N5819 UNIT V RRM V RMS V DC 20 14 20 30 21 30 40 28 40 V V V IF(AV) 1.0 A I FSM 25 A VF IR I R(H) R θJL CJ TJ T STG 0.45 0.55 1.0 10 15 110 - 65 to + 125 - 65 to + 125 0.6 V mA mA °C/W pF °C °C Notes : (1) Pulse Test : Pulse W idth = 300 µs, Duty Cycle = 2%. (2) Thermal Resistance from junction to lead, PC board Mounting with 0.375" (9.5mm) Lead Lengths and 1.5 in 2 (38.1mm2) copper pads. (3) Measured at 1 MHz and applied reverse voltage of 4.0 volts. Page 1 of 2 Rev. 01 : January 10, 2004 RATING AND CHARACTERISTIC CURVES ( 1N5817 - 1N5819 ) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.0 25 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERES FIG.1 - FORWARD CURRENT DERATING CURVE 0.8 0.6 0.4 0.2 0 0 20 40 60 80 100 120 20 15 10 5 0 140 1 LEAD TEMPERATURE, (°C) 20 1N5819 10 1N5818 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 4 6 10 20 40 60 100 1.9 FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MILLIAMPERES FORWARD CURRENT, AMPERES FIG.3 - TYPICAL FORWARD CHARACTERISTICS 1N5817 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 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 01 : January 10, 2004