1N5819

CE CHENYI ELECTRONICS 1N5817 THRU 1N5819 SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 40 Volts Forward Current - 1.0Ampere FEATURES . Plastic package has Underwriters Laboratory Flammability Classification 94-0 . Metal sliicon junction ,majority carriet conduction . Guard ring for overcoltage 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 polarilty protection applications . High temperature soldering guaranteed: 250 . 375"(9.5mm)lead length,5lbs.(2.3kg)tension /10 seconds at terminals, MECHANICAL DATA . Case: JEDEC MELG DO-41 molded plastic body . Terminals: Plated axial leads,solderable per MIL-STD-750,method 2026 . Polarity: color band denotes cathode end . Mounting Position: Any . Weight: 0.012 ounce, 0.33 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (Ratings at 25 ambient temperature unless otherwise specified,Single phase,half wave,resistive or inductive) load. For capacitive load,derate by 20%) Symbols Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum non-repetitive peak reverse voltage Macimum average forward rectified current 0.375"(9.5mm)lead length at TL=90 Peak forward surge current 8.3ms singel half sine-wave superimposed on rated load (JEDEC method) at TL=70 ) VF VF IR IFSM VRRM VRMS VDC VRSM I(AV) 1N5817 20 14 20 24 1N5818 30 21 30 36 1.0 1N5819 40 28 40 48 Units Volts Volts Volts Volts Amp 25.0 Amps Maximum instantaneous forward voltage at 1.0 A(Note 1) Maximum instantaneous forward voltage at 3.1 A(Note 1) Maximum instantaneous reverse current at rated DC blocking voltage(Note 1) Typeical junction capacitance(Note 3) Typeical thermal resistance (Note 2) TA=25 TA=100 0.450 0.750 0.550 0.875 0.5 0.600 0.900 Volts Volts mA 10.0 CJ 110.0 JA JL pF /W R R 50.0 15.0 -65 to +125 Operating junction and storage temperature range TJ/TSTG Notes: 1. Pulse test: 300 s pulse width,1% duty cycle 2.Thermal resistance (from junction to ambient)Vertical P.C.B. Mounted, with 1.5X1.5"(38X38mm)copper pads 3.Measured at 1.0MHz and reverse voltage of 4.0 volts Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD Page 1 of 2 CE CHENYI ELECTRONICS 1N5817 THRU 1N5819 SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 40 Volts Forward Current - 1.0Ampere RATINGS AND CHARACTERISTIC CURVES 1N5817 THRU 1N5819 FIG.2-MAXIMUM NON-REPETITIVE PEAK FLG.1-FORWARD CURRENT DERATING CURVE FORWARD SURGE CURRENT FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4-TYPICAL REVERSE CHARACTERISTICS FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD Page 2 of 2