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| SR302 thru SR310 MINIATURE SCHOTTKY BARRIER RECTIFIER CHENG- YI ELECTRONIC VOLTAGE RANGE 20 TO 80 Volts CURRENT 3.0 Amperes DO-214AB .115(2.92) .121(3007) .030(0.76) .060(1.52) .079(2.00) .103(2.62) DO-201AD FEATURES Low switching noise Low forward voltage drop High current capability High switching capability High reliability High surge capability .260(6.60) .280(7.11) .004(.102) .008(.203) .305(7.75) .320(8.13) .006(.152) .012(.305) .220(5.59) .245(6.22) MECHANICAL DATA Case:Molded plastic Epoxy:UL 94V-0 rate flame retardant Lead:MIL-STD-202 method 208 quaranteed Mounting position:Any SMD-SUFFIX "S" SMC MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS At TA=250C unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. All values except Maximum RMS Voltage are registered JEDEC Parameters. SR302 SR303 30 21 30 SR304 40 26 40 SR305 50 35 50 3.0 80 SR306 60 42 60 SR308 80 56 80 SR310 100 80 80 UNITS V V V A A Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage to 1500C Max Maximum Average Forward Rectified Current at 750C Maximum Overload Surge Current at 1 cycle Maximum Forward Voltage at 3.0 ADC Maximum Full Load Reverse Current Full Cycle Average at 250C Maximum DC Reverse Current at Rated DC Blocking Voltage and 1000C Typical Junction Capacitance (NOTE 1) Typical Thermal Resistance (NOTE 2) R JA Operating Temperature Range Storage Temperature Range 20 14 20 0.50 0.5 0.75 0.85 V mADC 30 180 40.0 -55 to +125 -55 to +125 mADC pF 0 C/W 0 C C 0 Notes : 1. Measured at 1 MHz and applied reverse voltage of 4.0 VDC. 2. Thermal Resistance Junction to Ambient. SR302 thru SR310 MINIATURE SCHOTTKY BARRIER RECTIFIER CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES SR302 THRU SR310 Fig.2 - REVERSE INSTANT ANEOUS CHARACTERISTICS Fig.1 - TYPICAL REVERSE CHARACTERISTICS 20 TJ=250C 50 (PULSE MEASUREMENT) 20 TC=1 25C(M 0 0 AX) Pulse Width-300 s 2% DUTY CYCLE 10 10 25C TC=1 (TP Y) INSTANTANEOUS FORWARD CURRENT, AMPERES REVERSE CURRENT(mA) 5 00C TC=1 0 2 1 (TP Y) SK320~SK340 1.0 SK350~SK380 .5 TC=7 5C(T P 0 Y) .2 .1 .05 0.1 .2 .3 .4 .5 .6 .7 .8 .9 .02 0 5 10 15 TC=5 0C(T P 0 Y) INSTANTANEOUS FORWARD VOLT AGE, (V) 20 25 30 REVERSE VOLTAGE(V) Fig.5 - MAXIMUM CURRENT OUTPUT Vs, AMBIENT TEMPERATURE. 3.0 500 Fig.4 - TYPICAL JUNCTION CAPACIT ANCE AVERAGE RECTIFIED CURRENT OUTPUT (%) JUNCTION CAPACITANCE, pF 2.5 200 100 50 SK3 20 SK3 2.0 0 K38 ~S K3 4 ~S 50 1.5 0 20 1.0 10 5 .1 1 10 40 .5 0 0 25 50 75 100 125 150 REVERSE JUNCTION POTENTIAL VOLTAGE (V) (APPLIED +0.7 VOLTS) AMBIENT TEMPERATURE, 0C |
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