SR370PT CHENMKO ENTERPRISE CO.,LTD THRU SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 70 - 100 Volts SR3100PT CURRENT 3.0 Amperes FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Low switching noise * Low forward voltage drop * High current capability * High switching capability * High reliability * High surge capability * High temperature soldering guaranteed : 260oC/10 seconds , 0.375" (9.5mm) lead length, 5lbs. (2.3kg) tension DO-201AD 0.052(1.3) DIA. 0.048(1.2) 1.0(25.4) MIN. MECHANICAL DATA Case: JEDEC DO-201AD molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 1.18 grams 0.375(9.5) 0.335(8.5) 0.220(5.6) DIA. 0.197(5.0) 1.0(25.4) MIN. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS o Ratings at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) DO-201AD MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) SYMBOL SR370PT SR380PT SR390PT SR3100PT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS VRRM 70 80 90 100 Volts Maximum RMS Voltage VRMS 49 56 63 70 Volts Maximum DC Blocking Voltage VDC 70 80 90 100 Volts Maximum Average Forward Rectified Current 0.375" (9.5mm) lead length (SEE FIG.1) Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) IO 3.0 Amps IFSM 80 Amps CJ 200 R Operating Temperature Range Storage Temperature Range pF o 30 JA C/W TJ -65 to +150 o C TSTG -65 to +150 o C o ELECTRICAL CHARACTERISTICS ( At TA = 25 C unless otherwise noted ) CHARACTERISTICS SYMBOL Maximum Instantaneous Forward Voltage at 3.0 A DC Maximum Average Reverse Current VF SR370PT SR380PT SR390PT 0.75 o @ TA = 25 C SR3100PT 0.80 UNITS Volts 3.0 mAmps 30 mAmps IR at Rated DC Blocking Voltage @ TA = 100oC NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts 2. Thermal Resistance ( Junction to Ambient ) : Vertical PC Board Mounting, 0.5" (12.7mm) Lead Length. 2001-6 AVERAGE FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 4.0 3.0 2.0 Single Half Wave 60HZ Resistive or Inductive Load 1.0 0 0 25 50 75 100 125 150 175 o LEAD TEMPERATURE, ( C ) INSTANTANEOUS FORWARD CURRENT, ( A ) RATING CHARACTERISTIC CURVES ( SR370PT THRU SR3100PT ) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 SR370~SR380 SR390~SR3100 1.0 0.1 TJ =25oC Pulse Width=300us 1% Duty Cycle .1 .9 1.1 1.3 1.5 1.7 1.9 2.1 FIG. 3B - TYPICAL REVERSE CHARACTERISTICS SR370~SR380 INSTANTANEOUS REVERSE CURRENT, (mA) INSTANTANEOUS REVERSE CURRENT, (mA) .7 100 10 TJ = 150oC 1.0 TJ = 125oC .10 TJ = 25oC .01 0 SR390~SR3100 10 TJ = 150oC 1.0 TJ = 125oC .10 TJ = 75oC .01 .001 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) TJ = 25oC 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) PEAK FORWARD SURGE CURRETN(A) FIG. 4 - TYPICAL JUNCTION CAPACITANCE 1000 JUNCTION CAPACITANCE, ( pF ) .5 INSTANTANEOUS FORWARD VOLTAGE,(V) FIG. 3A - TYPICAL REVERSE CHARACTERISTICS 100 .001 .3 600 TJ = 25oC 200 100 60 20 10 .1 .4 1.0 4 10 REVERSE VOLTAGE, ( V ) 40 80 FIG. 5 - MAXIMUM NON-REPETIVE FORWARD SURGE CURRENT 100 80 8.3ms Single Half Sine-Wave (JEDEC Method) 60 40 20 0 1 2 4 6 8 10 20 40 NUMBER OF CYCLES AT 60 Hz 80 100