SDB1545PH Schottky Barrier Rectifier 45V, 15A POWER SCHOTTKY RECTIFIER Features Low forward voltage drop Low power loss and High efficiency Low leakage current High surge capability Pin Configuration Pin 1: Cathode Pin 2: Anode Full lead (Pb)-free and RoHS compliant device Applications TO-220F-2L High efficiency SMPS Product Characteristics Output rectification IF(AV) 15A VRRM 45V VFM at 125℃ 0.58V IFSM 210A High frequency switching Freewheeling DC-DC converter systems Description The SDB1545PH is suited for Switch Mode Power Supply and high frequency DC to DC converters. This device is especially intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. Ordering Information Device Marking Code Package Packaging SDB1545PH SDB1545 TO-220F-2L Tube Marking Information AUK = Manufacture Logo ∆ = Control Code of Manufacture AUK AUK YMDD Δ ΔYMDD SDB1545 SDB20D45 YMDD = Date Code Marking -. Y = Year Code -. M = Monthly Code -. DD = Daily Code SDB1545 = Specific Device Code KSD-D0Q032-002 1 SDB1545PH Absolute Maximum Ratings (Limiting Values) Characteristic Symbol Value Unit Maximum repetitive reverse voltage Maximum working peak reverse voltage Maximum DC blocking voltage VRRM VRWM VR 45 V Maximum average forward rectified current IF(AV) 15 A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load per diode IFSM 210 A Storage temperature range Tstg -55℃ to +150℃ ℃ Maximum operating junction temperature TJ 150 ℃ Symbol Value Unit Rth(j-c) 4.0 ℃/W Thermal Characteristics Characteristic Maximum thermal resistance junction to case Electrical Characteristics 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-D0Q032-002 2 SDB1545PH Rating and Characteristic Curves Fig. 2) Typical Reverse Characteristics ㎂ Fig. 1) Typical Forward Characteristics Fig. 3) Maximum Forward Derative Curve Fig. 4) Forward Power Dissipation Fig. 5) Maximum Non-Repetitive Peak Forward Surge Current Fig. 6) Typical Junction Capacitance KSD-D0Q032-002 3 SDB1545PH Package Outline Dimension KSD-D0Q032-002 4 SDB1545PH 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-D0Q032-002 5