CE SRF1020 THRU SRF10A0 CHENYI ELECTRONICS SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 100 Volts Forward Current - 10.0Amperes 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 . High surge capability . For use in low voltage ,high frequency inverters, free wheeling , and polarilty protection applications . Dual rectifier construction . High temperature soldering guaranteed: 250 /10 seconds 0.25"(6.35mm)from case MECHANICAL DATA . Case: JEDEC DO-220AB molded plastic body . Terminals: lead solderable per MIL-STD-750,method 2026 . Polarity: As marked. No suffix indicates Common Cathode, suffix"A" indicates Common Anode . Mounting Position: Any . Weight: 0.08 ounce, 2.24 grams 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 SR1020 SR1030 SR1040 SR1050 SR1060 SR1080 SR10A0 Units Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 80 100 Volts Maximum RMS voltage VRMS 14 21 28 35 42 57 71 Volts Maximum DC blocking voltage VDC 20 30 40 50 60 80 100 Volts Macimum average forward rectified I(AV) 10.0 Amps IFRM 20.0 Amps IFSM 150.0 Amps 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 10 A(Note 1) Maximum instantaneous reverse TA=25 current at rated DC blocking voltage(Note 1) TA=125 Operating junction temperature range Notes: 1. Pulse test: 300 0.85 Volts mA 50 25 2.5 JC TSTG s 0.80 IR TJ storage temperature range 0.8 1.0 R Typeical thermal resistance(Note 2) 0.70 VF -65 to +125 /W -65 to +150 -65 to +150 pulse width,1% duty cycle 2.Thermal resistance from juntion to case Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD Page 1 of 2 CE SRF1020 THRU SRF10A0 CHENYI ELECTRONICS SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 100 Volts Forward Current - 10.0Amperes RATINGS AND CHARACTERISTIC CURVES SRF1020 THRU SRF10A0 FIG.2-MAXIMUM NON-REPETITIVE PEAK FLG.1-FORWARD CURRENT DERATING CURVE FORWARD SURGE CURRENT FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.4-TYPICAL REVERSE CHARACTERISTICS FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD Page 2 of 2