SDB320

SDB320 Schottky Barrier Rectifier 20V, 3A SCHOTTKY BARRIER RECTIFIER Features  Low forward voltage drop  Low power loss and High efficiency  Low leakage current  High surge capability  Full lead (Pb)-free and RoHS compliant device 2 1 2 1 Pin Configuration Pin 1: Cathode Pin 2: Anode Applications  High efficiency SMPS  Output rectification  High frequency switching  Freewheeling  DC-DC converter systems TO-252 SOD-106 Product Characteristics IF(AV) VRRM VFM at 125℃ IFSM 3A 20V 0.40V (Typ.) 30A Description The SDB320 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, freewheeling and polarity protection applications. Ordering Information Device SDB320 Marking Code 32C Package SOD-106 Packaging Tape & Reel Marking Information 32C = Specific Device Code YWW = Year & Week Code Marking -. Y = Year Code -. WW = Week Code = Color band denote cathode KSD-D6A014-001 1 SDB320 Absolute Maximum Ratings (Rating at 25℃ Characteristic Maximum repetitive reverse voltage Maximum working peak reverse voltage Maximum DC blocking voltage Maximum average forward rectified current Peak forward surge current 8.3ms single half sine-wave superimposed on rated load per diode Storage temperature range Maximum operating junction temperature ambient temperature unless otherwise specified.) Symbol VRRM VRWM VR IF(AV) IFSM Tstg TJ Value Unit 20 V 3 30 -55℃ to +150℃ 150 A A ℃ ℃ Thermal Characteristics Characteristic Maximum thermal resistance junction to ambient * 1) Device mounted on FR-4 board with recommended pad layout. Symbol Rth(j-a) 1) Value 100 Unit ℃/W Electrical Characteristics (Rating at 25℃ Characteristic Peak forward voltage drop Symbol VFM 2) ambient temperature unless otherwise specified.) Test Condition TJ=25℃ IFM = 3A TJ=125℃ TJ=25℃ VR = VRRM VR=1V, f=1MHz TJ=125℃ Min. - Typ. 0.46 0.40 650 Max. 0.50 0.43 2 50 - Unit V V mA mA pF Reverse leakage current Typical junction capacitance * 2) Pulse test: tP≤380 ㎲, Duty cycle≤2% IRM 2) CJ To evaluate the conduction losses use the following equation : PF = 0.37 IF(AV) + 0.0276 IF2(RMS) IFM Forward Voltage : VFM = Vto + rd IFM 2 IF(AV) Conduction Loss : PF = Vto IF(AV) + rd IF2(RMS) IF(AV) VFM KSD-D6A014-001 2 SDB320 Rating and Characteristic Curves Fig. 1) Typical Forward Characteristics Fig. 2) Typical Reverse Characteristics Fig. 3) Maximum Forward Derating Curve ㎃ Fig. 4) Forward Power Dissipation Fig. 5) Typical Junction Capacitance KSD-D6A014-001 3 SDB320 Package Outline Dimension Recommend PCB Solder Land Dimension (Unit: mm) KSD-D6A014-001 4 SDB320 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-D6A014-001 5