SDB3045PI Schottky Barrier Rectifier DUAL COMMON CATHODE SCHOTTKY RECTIFIER Features Low forward voltage drop and leakage current Low power loss and High efficiency High surge capacity 1 Dual common cathode rectifier 123 Full lead (Pb)-free and RoHS compliant device 2 3 Pin 1, 3: Anode Pin2: Cathode Applications TO-220F-3L Power supply - Output rectification Product Characteristics Converter Free-wheeling IF(AV) 2 X 15A Reverse battery protection VRRM 45V VFM at 125℃ 0.58V IFSM 210A Power inverters Description The SDB3045PI has two schottky barriers arranged in a common cathode configuration. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. Ordering Information Device Marking Code Package Packaging SDB3045PI SDB3045 TO-220F-3L Tube Marking Information AUK = Manufacture Logo ∆ = Control Code of Manufacture AUK AUK YMDD ΔYMDD Δ SDB3045 SDB20D45 YMDD = Date Code Marking -. Y = Year Code -. M = Monthly Code -. DD = Daily Code SDB3045 = Specific Device Code KSD-D0O028-002 1 SDB3045PI Absolute Maximum Ratings (Limiting Values, Per diode) Characteristic Symbol Value Unit VRRM VRWM VR 45 V Maximum repetitive reverse voltage Maximum working peak reverse voltage Maximum DC blocking voltage per diode 15 Maximum average forward rectified current IF(AV) A total device 30 Peak forward surge current 8.3ms single half sine-wave superimposed on rated load per diode IFSM 210 A Storage temperature range Tstg -45℃ to +150℃ ℃ Tj 150 ℃ Symbol Value Unit Maximum operating junction temperature Thermal Characteristics Characteristic per diode 4.0 Maximum thermal resistance junction to case ℃/W Rth(j-c) total device 3.4 Electrical Characteristics (Per Diode) Characteristic Symbol VFM (1) Peak forward voltage drop IRM (1) Reverse leakage current Test Condition Min. Typ. Max. Unit Tj=25℃ - - 0.65 V Tj=125℃ - 0.55 0.58 V Tj=25℃ - - 0.5 mA Tj=125℃ - - 50 mA IFM = 15A VR = VRRM Note : (1) Pulse test : tP≤380 ㎲, Duty cycle≤2% To evaluate the conduction losses use the following equation (Fig 4.) : PF = 0.35 x IF(AV) + 0.012 IF2(RMS) IFM Forward Voltage : VFM = Vto + rd IFM 2 IF(AV) rd Conduction Loss : PF = Vto IF(AV) + rd IF2(RMS) IF(AV) Vto VFM KSD-D0O028-002 2 SDB3045PI Rating and Characteristic Curves Fig. 2) Typical Reverse Characteristics (Per diode) ㎂ Fig. 1) Typical Forward Characteristics (Per diode) Fig. 3) Maximum Forward Derative Curve Fig. 4) Forward Power Dissipation (Per diode) Fig. 5) Maximum Non-Repetitive Peak Forward Surge Current (Per diode) Fig. 6) Typical Junction Capacitance (Per diode) KSD-D0O028-002 3 SDB3045PI Package Outline Dimension KSD-D0O028-002 4 SDB3045PI The AUK Corp. products are intended for the use as components in general electronic equipment (Office and communication equipment, measuring equipment, home appliance, etc.). Please make sure that you consult with us before you use these AUK Corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safety device, etc.). AUK Corp. cannot accept liability to any damage which may occur in case these AUK Corp. products were used in the mentioned equipments without prior consultation with AUK Corp.. Specifications mentioned in this publication are subject to change without notice. KSD-D0O028-002 5