SRF840

SCHOTTKY BARRIER RECTIFIER SRF820 THRU SRF8100 FEATURES • VOLTAGE RANGE CURRENT 20 to 100 Volts 8.0 Amperes • • • • • Plastic package has Underwriters Laboratory Flammability Classification 94V-O utilizing Flame Retardant Epoxy Molding Compound Exceeds environmental standards of MIL-S-19500/228 Low power loss, high efficiency Low forward voltage ,high current capability High surge capacity For use in low voltage, high frequency inverters free wheeling, and polarlity protection applications ITO-220AC MECHANICAL DATA • • • • • Case: ITO-220AC full molded plastic package Terminals : Lead soldersble per MIL-STD-202,, Method 208 Polarity: As marked Mounting Position: Any Weight: 0.08ounce, 2.24 gram Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • • • Ratings at 25℃ ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS SRF 820 SRF 830 SRF 835 SRF 840 SRF 845 SRF 850 SRF 860 SRF 880 SRF 8100 SRF 8150 SRF 8200 UNIT Volts Volts Volts Amps Amps Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current At Tc=100℃ Peak Forward Surge Current 8.3ms single half sine wave superimposed on rated load (JEDEC method) Maximum Forward Voltage at 8.0A per element Maximum DC Reverse Current TC = 25℃ at rated DC Blocking Voltage TC = 100℃ per element Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 1) Operating and Storage Temperature Range VRRM VRMS VDC I(AV) IFSM VF IR Cj RθJC TJ TSTG 20 14 20 30 21 30 35 25 35 40 28 40 45 32 45 50 35 50 8.0 150 60 42 60 80 56 80 100 70 100 150 105 150 200 140 200 0.65 0.75 0.5 50 400 4.0 (-55 to +150) 0.85 Volts mA pF ℃/W ℃ Notes: 1. Thermal Resistance Junction to CASE 2. Measure at VR=4V and f=1MHz E-mail: sales@cnmic.com Web Site: www.cnmic.com SCHOTTKY BARRIER RECTIFIER SRF820 THRU SRF8100 VOLTAGE RANGE CURRENT 20 to 100 Volts 8.0 Ampere RATING AND CHRACTERISTIC CURVES SRF820 THRU SRF8100 FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 10 40 FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERSTIC 20,30,40V 20 10 8 6 4 8 INSTNTANCEOUS FORWARD CURRENT, AVERAGE FORWARD CURRENT, 80,100V AMPERES AMPERES 6 2 1.0 0.8 0.6 0.4 0.2 0.1 0.4 50,60V 4 2 Tj =25 ℃ Pulse Width=200 μ s 0 0 50 CASE TEMPERATRUE (℃) 100 150 0.5 0.6 0.7 0.8 0.9 1.0 1.1 INSTANTANEOUS FORWART VOLTAGE,VOLTS FIG.4-MAXIMUM NON-REPETITIVE SURGE CURRENT 150 FIG.2-TYPICAL REVERSE CHARACTERISTICS 100 130 8.3ms Single Half Sine-Wave JEDEC Method 110 CURRENT,AMPERES TC=100 ℃ PEAK FORWARD SURGE 90 70 INSTANTANEOUS REVERSE CURRENT, M ILIAMPERES 50 10 30 20 TC=75℃ 0 1 1.0 2 5 10 20 50 100 NUMBER OF CYCLES AT 60 Hz FIG.5-TYPICAL JUNCTION CAPACITANCE TC=25 ℃ 400 CAPACITANCE,pF 0.1 350 300 250 TJ =25℃ 200 0.01 0 100 120 200 300 150 REVERSE VOLTAGE VOLTS 1 2 5 10 20 50 100 200 500 REVERSE VOLTAGE,VOLTS E-mail: sales@cnmic.com Web Site: www.cnmic.com