SR302 -SR320 3.0 AMPS. Schottky Barrier Rectifiers Pb RoHS DO-201AD COMPLIANCE Features Low power loss, high efficiency. High current capability, Low VF. High reliability High surge current capability. Epitaxial construction. Guard-ring for transient protection. For use in low voltage, high frequency inventor, free wheeling, and polarity protection application. Green compound with suffix "G" on packing code and Prefix "G" on date code. Mechanical Data Cases: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: Pure tin plated, lead free, solderable per MILSTD-202, Method 208 guaranteed Polarity: Color band denotes cathode. Dimensions in inches and (millimeters) High temperature soldering guaranteed: 260 oC/10 seconds /.375”,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 1.1 grams Maximum Ratings and Electrical Characteristics Rating at 25℃ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Type Number Symbol SR SR SR SR SR SR SR SR SR 302 303 304 305 306 309 310 315 320 Units Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 90 100 150 200 V Maximum RMS Voltage VRMS 14 21 28 35 42 63 70 105 140 V Maximum DC Blocking Voltage VDC 20 30 40 50 60 90 100 150 200 V Maximum Average Forward Rectified Current Refer to Fig 1 Peak Forward Surge Current, 8.3 ms Single Half Sinewave Superimposed on Rated Load (JEDEC method ) I(AV) 3.0 A IFSM 80 A Maximum Instantaneous Forward Voltage @ 3.0A VF 0.55 0.7 Maximum DC Reverse Current @ TA=25℃ at Rated DC Blocking Voltage @ T A=125℃ IR 0.5 10 0.5 5 0.1 2.0 mA Typical Junction Capacitance (Note 2) Cj 160 130 90 pF Typical Thermal Resistance (Note 1) Operating Temperature Range Storage Temperature Range 0.85 0.95 V RθJA RθJC 50 15 TJ -65 to +150 O C -65 to +150 O C TSTG O C/W Notes: 1. Mount on Cu-Pad Size 16mm x 16mm on P.C.B. 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. Version D09 RATINGS AND CHARACTERISTIC CURVES (SR302 - SR320) SR305SR320 (A) 2 SR302SR304 1 80 60 (A) 3 Peak Forward Surge Current 4 Average Forward Current FIG 2 Maximum Forward Surge Current FIG.1 Maximum Forward Current Derating Curve 40 20 0 0 0 25 50 75 100 125 1 150 10 Number of Cycles at 60 Hz o Lead Temperature ( C) FIG 4 Typical Reverse Characteristics FIG 3 Typical Forward Characteristics 100 100 SR306 10 SR302SR304 SR315- 1 SR320 SR309-S310 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 SR302-SR304 Reverse lreakage current (mA) Forward current (A) SR305- Ta=125oC 10 1 SR305-SR320 0.1 Ta=75oC 0.01 Ta=25oC 0.001 1.1 0 Forward Voltage (V) 20 40 60 80 100 120 140 Percentage of VR (%) FIG 5 Typical Junction Capacitance FIG 6 Typical Transient Thermal Resistance 1000 Transient Thermal SR304 100 SR309SR320 SR305SR306 Resistance (oC/W) 10 SR302Capacitance (pF) 100 1 0.1 10 0.1 1 10 Reverse Voltage (V) 100 0.01 0.1 1 T, pulse Duration (Sec) 10 100 Version D09