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| CE CHENYI ELECTRONICS SRF820 THRU SRF8A0(SINGLE CHIP) SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 100 Volts Forward Current - 8.0Amperes FEATURES . Plastic package has Underwriters Laboratory Flammability Classification 94V-0 . Metal sliicon junction ,majority carriet conduction . Guard ring for overcoltage protection . Low power loss,high efficiency . High current capability ,Low forward voltage drop . Single rectifier construction . High surge capability . For use in low voltage ,high frequency inverters, free wheeling , and polarilty protection applications . High temperature soldering guaranteed: 250 /10 seconds 0.25"(6.35mm)from case MECHANICAL DATA . Case: JEDEC DO-220AC molded plastic body . Terminals: lead solderable per MIL-STD-750,method 2026 . Polarity: As marked . Mounting Position: Any . Weight: 0.08 ounce, 2.24 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 SRF820 SRF830 SRF840 SRF850 SRF860 SRF880SRF8A0 Units Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Macimum average forward rectified current(see Fig.1) Repetitive peak forward current(square wavr, 20KHz) at Tc=105 Peak forward surge current 8.3ms singel half sine-wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage at 7.5 A(Note 1) Maximum instantaneous reverse current at rated DC blocking voltage(Note 1) Typeical thermal resistance(Note 2) Operating junction temperature range storage temperature range TA=25 TA=125 VF IR 15 50 5.0 -65 to +125 -65 to +150 -65 to +150 /W 0.65 1.0 mA 0.75 0.8 0.85 Volts IFSM 150.0 Amps VRRM VRMS VDC I(AV) 20 14 20 30 21 30 40 28 40 50 35 50 8.0 60 42 60 80 57 80 100 71 100 Volts Volts Volts Amps IFRM 16.0 Amps R TJ TSTG JC Notes: 1. Pulse test: 300 s pulse width,1% duty cycle 2.Thermal resistance from juntion to case Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD Page 1 of 2 CE CHENYI ELECTRONICS SRF820 THRU SRF8A0(SINGLE CHIP) SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 100 Volts Forward Current - 8.0Amperes RATINGS AND CHARACTERISTIC CURVES SRF820 THRU SRF8A0(SINGLE CHIP) FIG.2-TYPICAL INSTANTANEOUS FORWARD FLG.1-FORWARD CURRENT DERATING CURVE CHARACTERISTICS FIG.4-TYPICAL JUNCTION CAPACITANCE FIG.3-TYPICAL REVERSE CHARACTERISTICS FIG.5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD Page 2 of 2 |
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