SR820 THRU SR8A0 (SINGLE CHIP) SCHOTTKY BARRIER RECTIFIER E M I C O N D U C T O Reverse Voltage - 20 to 100 Volts Forward Current - 8.0Amperes R FEATURES SCHOTTKY RECTIFIER S TO-220AC Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Metal silicon junction ,majority carrier conduction Guard ring for overvoltage protection Low power loss ,high efficiency High current capability ,Low forward voltage drop JF SR860 Single rectifier construction High surge capability For use in low voltage ,high frequency inverters, free wheeling ,and polarity protection applications High temperature soldering guaranteed:250 C/10 seconds, 0.25"(6.35mm)from case MECHANICAL DATA Case: JEDEC TO-220AC molded plastic body Terminals: Lead solderable per MIL-STD-750,method 2026 Polarity: As marked Mounting Position: Any Dimensions in inches and (millimeters) Weight: 0.08ounce, 2.24 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (Ratings at 25 C ambient temperature unless otherwise specified ,Single phase ,half wave ,resistive or inductive load. For capacitive load,derate by 20%.) Symbols SR 820 SR 830 SR 840 SR 850 SR 860 SR 880 SR 8A0 20 30 40 50 60 80 100 14 21 28 35 42 57 71 20 30 40 50 60 80 100 Units Maximum DC blocking voltage VRRM VRMS VDC Maximum average forward rectified current (see Fig.1) I(AV) 8.0 Amps Repetitive peak forward current(square wave, 20KHZ) at TC=105 C IFRM 16.0 Amps Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) IFSM 150.0 Amps Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum instantaneous forward voltage at 8.0 A(Note 1 ) VF Maximum instantaneous reverse current at rated DC blocking voltage(Note 1) IR T A =25 C T A =125 C Typical thermal resistance (Note 2) R Operating junction temperature range TJ TSTG Storage temperature range Notes: 1.Pulse test: 300 0.65 0.75 0.80 0.85 1.0 15 50 2.5 JC Volts Volts Volts Volts mA C/W -65 to+125 -65 to+150 -65 to+150 C C s pulse width,1% duty cycle 2.Thermal resistance from junction to case 1-65 JINAN JINGHENG CO., LTD. NO.51 HEPING ROAD PR CHINA TEL:86-531-6943657 FAX:86-531-6947096 WWW.JIFUSEMICON.COM FIG.2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.1-FORWARD CURRENT DERATING CURVE SR820 - SR840 SR850 - SR8A0 INSTANTANEOUS FORWARD CURRENT( AMPERES) AVERAGE FORWARD CURRENT AMPERES SCHOTTKY RECTIFIER RATINGS AND CHARACTERISTIC CURVES SR820-SR8AO (SINGLE CHIP) SINGLE PHASE HALF WAVE 50Hz INDUCTIVE OR RESISTIVE LOAD LEAD TEMPERATURE ( C) FIG.4-TYPICAL JUNCTION CAPACITANCE SR820-SR840 SR850-SR8A0 TJ=25 C PULSE WIDTH=300 S 1% DUTY CYCLE SR850-SR8A0 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) CAPACITANCE(pF) SR820-SR840 FIG.3-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT MILL (AMPERES) TC=150 C REVERSE VOLTAGE (VOLTS) PEAK FORWARD SURGE CURRENT(AMPERES) FIG.5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) TC=125 C TC=75 C TC=25 C SR820-SR840 SR850-SR8A0 NUMBER OF CYCLES AT 60Hz PERCENT OF RATED PEAK REVERSE VOLTAGE (VOLTS) 1-66 JINAN JINGHENG CO., LTD. NO.51 HEPING ROAD PR CHINA TEL:86-531-6943657 FAX:86-531-6947096 WWW.JIFUSEMICON.COM