Prelimitary SR1202 - SR1204 Pb 12.0 AMP. Schottky Barrier Rectifiers DO-201AD RoHS 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 as Bypass diode in Solar application. Green compound with suffix "G" on packing code & prefix "G" on datecode. Dimensions in inches and (millimeters) Marking Diagram Mechanical Data Cases: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: Pure tin plated, lead free, solderable per MIL-STD-202, Method 208 guaranteed Polarity: Color band denotes cathode. SR120X = Specific Device Code G = Green Compound Y = Year WW = Work Week High temperature soldering guaranteed: 260oC/10 seconds /.375”,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 1.1 gram 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% Symbol SR1202 SR1203 SR1204 Units Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 V Maximum RMS Voltage VRMS 14 21 28 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .R-load @TA = 50℃ (Note 1) VDC 20 30 40 V I(AV) 12 A Repetitive Peak Forward Current f > 15 Hz (Note 1) Peak Forward Surge Current, 50/60 Hz Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 5.0A @ TA=25℃ @ 12.0A Maximum DC Reverse Current @ TA=25℃ at Rated DC Blocking Voltage @ TA=100℃ IFRM 55 A IFSM 280 / 320 A Rating for fusing I2t RθJA Type Number t < 10ms Maximuml Thermal Resistance @ TA=25 ℃ VF IR RθJL Junction Temperature Range - in DC forward mode Storage Temperature Range TJ TSTG 0.45 0.55 500 20 uA mA 390 A2S 24 3 -50 to +150 <=200 -50 to +175 V O C/W O C O C Notes: 1. Valid, if leads are kept at ambient temperature at a distance of 10 mm from case. B09 Prelimitary RATINGS AND CHARACTERISTIC CURVES (SR1202 THRU SR1204) FIG.1 Rated Forward Current vs Ambient Temp. Curve FIG 2 Maximum Forward Surge Current 350 DC forward 60 40 20 0 300 250 200 60Hz (A) Peak Forward Surge Current 80 (%) Average Forward Current 100 150 100 50 Hz 50 0 0 25 50 75 100 125 150 175 200 1 10 Number of Cycles at 60 Hz Ambient Temperature (oC) FIG 4 Typical Reverse Characteristics FIG 3 Typical Forward Characteristics 100 Reverse lreakage current (mA) 100 Forward current (A) 100 10 1 0.1 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Ta=100oC 10 1 0.1 Ta=25oC 0.01 0 0.8 20 40 60 80 100 120 140 Percentage of VR (%) Forward Voltage (V) FIG 5 Typical Junction Capacitance 10000 Transient Thermal 1000 100 Resistance (oC/W) Capacitance (pF) 10 FIG 6 Typical Transient Thermal Resistance 1 0.1 0.1 1 10 100 Reverse Voltage (V) 0.01 0.1 1 10 T, pulse Duration (Sec) 100 B09 Page : 2 of 2 Version : A08