1N5817H THRU 1N5819H SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 40 Volts Forward Current - 1.0 Ampere DO-204AL FEATURES 1.0(25.4) MIN. * Halogen-free type * The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 * Metal silicon junction, majority carrier conduction * Guardring for overvoltage protection * Low power loss, high efficiency * High current capability, low forward voltage drop * High surge capability * For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications 1.0(25.4) MIN. 0.205(5.2) 0.160(4.1) 0.107(2.7) 0.080(2.0) DIA. MECHANICAL DATA 0.034(0.86) Case : JEDEC DO-204AL Molded plastic body 0.028(0.71) DIA. Terminals : Tin Plated , solderable per MIL-STD-750, Method 2026 Polarity : Color band denotes cathode end Weight : 0.012 ounce, 0.3 gram *Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS o Ratings at 25 C ambient temperature unless otherwise specified. SYMBOLS 1N5817H 1N5818H 1N5819H UNITS Maximum repetitive 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 rectified current o 0.375" (9.5mm) lead length at TA=90 C I(AV) 1.0 Amps Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 25 Amps Maximum instantaneous forward voltage at 1.0 A Maximum instantaneous forward voltage at 3.1 A VF 0.450 0.550 0.600 Volts VF 0.750 0.875 0.900 Volts o Maximum instantaneous reverse TA=25 C current at rated DC reverse voltage TA=100 C Typical junction capacitance ( NOTE 1 ) Typical thermal resistance ( NOTE 2 ) Operating junction and storage temperature range IR o CJ 1.0 110 R JA 50 R JL 15 TJ,TSTG mA 10.0 pF o C/W o -65 to +125 C NOTES : (1) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts (2) Thermal resistance from junction to lead, and/or to ambient P.C.B. mounted with 0.375" (9.5mm) length with 1.5 x 1.5" (38 x 38mm) copper pads REV. 0 Zowie Technology Corporation RATINGS AND CHARACTERISTIC CURVES 1N5817H THRU 1N5819H FIG.1 - FORWARD CURRENT DERATING CURVE FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5mm) LEAD LENGTH 1.25 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.50 1.00 0.75 0.50 0.25 0 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 25 20 15 10 5 0 0 25 50 75 100 125 150 1 175 10 AMBIENT TEMPERATURE, C FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS REVERSE LEAKAGE CURRENT, MILLIAMPERES 10.00 IINSTANTANEOUS FORWARD CURRENT, AMPERES 100 NUMBER OF CYCLES AT 60Hz o PULSE WIDTH=300uS 1% DUTY CYCLE 1.00 o TJ = 25 C 0.10 10 o TJ = 125 C o TJ = 75 C 1 0.1 o TJ = 25 C 0.01 1N5817H 1N5818H 1N5819H 0.01 0.001 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 60 80 100 TJ = 25 C 100 o JUNCTION CAPACITANCE, pF o 100 10 1 0.1 0 .1 .2 .4 1.0 2 4 10 REVERSE VOLTAGE, VOLTS REV. 0 40 FIG.6 - TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE( C/W) FIG.5 - TYPICAL JUNCTION CAPACITANCE 400 20 PERCENT OF RATED PEAK REVERSE VOLTAGE,% 20 40 100 0.01 0.10 1.0 10 100 t , PULSE DURATION, sec Zowie Technology Corporation