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SR302 SR308 DO-27 UL94V-0 MIL-STD-202E SR303 SR304 SR305 SR306 SR302-304 - Datasheet Archive
SCHOTTKR BARRIER RECTIFIER FEATURES VOLTAGE RANGE CURRENT Fast switching. 20 to 80 Volts 3.0 Amperes Low forward voltage,high
SR302 SR302 THRU SR308 SR308 SCHOTTKR BARRIER RECTIFIER FEATURES VOLTAGE RANGE CURRENT Fast switching. 20 to 80 Volts 3.0 Amperes Low forward voltage,high current capability .052(1.3) Low power loss,high efficiency. .048(1.2) DO-27 DO-27 DIA. High current surge capability 1.0(25.4) High temperature soldering guaranteed: MIN o 250 C/10 seconds,0.375 (9.5mm)lead length at 5 lbs. (2,3kg) tension .375(9.5) MECHANICAL DATA .335(8.5) Case: Transfer molded plastic .220(5.6) Epoxy: UL94V-0 UL94V-0 rate flame retardant .197(5.0) Polarity: Color band denotes cathode end DIA 1.0(25.4) MIN Lead: Plated axial lead ,solderable per MIL-STD-202E MIL-STD-202E method 208C Mounting position: Any Weight: 0.042 ounce,1.19grams Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS o Ratings at 25 C ambient temperature unless otherwise specified. Single phase,half wave,60Hz,resistive or inductive load. For capacitive load derate current by 20% SYMBOLS SR302 SR302 SR303 SR303 SR304 SR304 SR305 SR305 SR306 SR306 SR308 SR308 UNITS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage V RRM 20 30 40 50 60 80 V olts V RMS 14 21 28 35 42 57 V olts Maximum DC Blocking Voltage Maximum Average Forward o T L =75 C(SR302-304 SR302-304) Rectified Current0.375" V DC 20 30 40 50 60 80 V olts (9.5mm) lead length at I (AV) 3.0 A mps I FSM o 150 A mps T L =100 C(SR305-308 SR305-308) Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum Instantaneous Forward Voltage at3.0A VF 0.55 0.70 o Maximum DC Reverse Current T A =25 C at rated DC blocking voltage( NOTE1 ) T A =100 C o 0.80 3.0 IR mA mps 30 Typical Junction Capacitance(NOTE2) CJ Typical Thermal Resistance(NOTE3) 40 Operating Temperature Range TJ pF 200 R V olts Storage Temperature Range T STG JA -65 to +125 O -65 to +150 -65 to +150 C/W O O C C NOTES: 1.Pulse test:300 s pulse width,1%duty cycle. 2.Measured at 1MHz and applied reverse votage of 4.0volts. 3.Thermal Resistance from Junction to Ambient P.C.B. Mounted with 0.375"(9.5mm) lead length with 2.5 X2.5 (63.5X63.5mm)copper pads. RATINGS AND CHARACTERISTIC CURVES SR302 SR302 THRU SR308 SR308 FIG.2-MAXIMUM NON-REPETITIVE PEAK DERATING CURVE FORWARD SURGE CURRENT Inductive or Resistive Load 0.375(9.5mm) Lead length 0 0 25 50 75 100 125 150 8.3ms Single Half Sine-Wave 150 CURRENT,(A) (A) 304 -SR Single Phase Half Wave 60Hz 1.0 08 R3 5-S 30 SR 2.0 PEAK FORWARD SURGE 3.0 302 SR AVERAGE FORWARD CURRENT, FIG.1-TYPICAL FORWARD CURRENT 175 (JEDEC Method) T j=Tjmax 100 50 1 Cycle 0 1 o LEAD TEMPERATURE,( C) 4 6 8 10 20 40 60 FIG.4-TYPICAL REVERSE CHARACTERISTICS FORWARD CHARACTERISTICS 10 100 (A) 10 1.0 Pulse Width=300us 1% Duty Cycle 0.1 o Tj=125 C 1.0 o (mA) INSTANTANEOUS REVERSE CURRENT, SR302-304 SR302-304 SR305-308 SR305-308 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 Tj=75 C o Tj=25 C 0.01 SR302-304 SR302-304 SR305-308 SR305-308 0.001 0 0.01 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FIG.5-TYPICAL JUNCTION CAPACITANCE 1000 o Tj=25 C f=1MHz Vsig=50m v 100 SR302-304 SR302-304 SR305-308 SR305-308 10 0.1 1.0 10 REVERSE VOLTAGE,(V) 120 1.4 INSTANTANEOUS FORWARD VOLTAGE,(V) JUNCTION CAPACITANCE,(pF) 100 NUMBER OF CYCLES AT 60 Hz FIG.3-TYPICAL INSTANTANEOUS INSTANTANEOUS FORWARD CURRENT, 2 100 140