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L L L H F Ap H O H F D De Th Th po Or M 0V, 20A eatures Low forward Low power Low leakag High surge Full lead (P pplication High efficien Output recti High freque Freewheelin DC-DC con escription he SDB2040 his device is olarity protec rdering In Dev SDB20 arking In POWER d voltage dr loss and Hi e current capability b)-free and ns ncy SMPS ification ency switchi ng nverter syste n 0PH is suite s especially ction applic nformatio vice 040PH formation AUK △YMDD SDB2040 R SCHOT rop igh efficienc RoHS com ing ems ed for Switc intended fo ations. on Ma S n KSD TTKY RE cy mpliant devic ch Mode Po or use in low arking Code SDB2040 AUK = ∆ = Co YMDD -. Y = -. M = -. DD SDB20 D-D0Q033-002 ECTIFIE ce wer Supply w voltage, h = Manufactu ontrol Code D = Date Cod Year Code = Monthly Co = Daily Cod 040 = Specif R y and high fr high frequen Package TO-220F- Product C IF VR VFM at IF re Logo of Manufac de Marking ode de fic Device C SD TO requency D ncy inverter e Characterist (AV) RRM t 125℃ FSM cture Code DB20 Schottky B O-220F-2L DC to DC co rs, free-whe Pack Tu tics Pin Co Pin 1: Pin 2: 040PH Barrier Rectif onverters. eeling and kaging ube 20A 40V .52V 210A onfiguration : Cathode : Anode H fier
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 40 V Maximum average forward rectified current I F(AV) 20 A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load per diode IFSM 210 A Storage temperature range T stg -55℃ to +150 ℃ ℃ Maximum operating junction temperature T J 150 ℃ Thermal Characteristics Characteristic Symbol Value Unit Maximum thermal resistance junction to case R th(j-c) 4.5 ℃/W
Electrical Characteristics
Characteristic Symbol Test Condition Min. Typ. Max. Unit Peak forward voltage drop V FM (1) I FM = 20A Tj=25℃ - - 0.58 V Tj=125℃ - 0.49 0.52 V Reverse leakage current I RM (1) V R = VRRM Tj=25℃ - - 1.5 mA Tj=125℃ - - 200 mA Note: (1) Pulse test: tP≤380 ㎲, Duty cycle≤2% To evaluate the conduction losses use the following equation (Fig 4.): PF = 0.31 x IF(AV) + 0.01 IF (RMS) SDB2040PH IFM
2 IF(AV)
IF(AV) VFM Forward Voltage : VFM = Vto + rd IFM Conduction Loss : PF = Vto IF(AV) + rd IF (RMS) rd Vto
Rating and Characteristic Curves Fig. 1) Typical Forward Characteristics Fig. 2) Typical Reverse Characteristics Fig. 3) Maximum Forward Derative Curve Fig. 6) Typical Junction Capacitance Fig. 4) Forward Power Dissipation SDB2040PH Fig. 5) Maximum Non-Repetitive Peak Forward Surge Current
The AUK Corp. products are intended for the use as components in general electronic equipment (Office and communication e quipment, 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 safet y device, etc.). AUK Corp. cannot accept liability to any damage which may occur in case these AUK Corp. products were used in the mentioned equi pments without prior consultation with AUK Corp.. Specifications mentioned in this publication are subject to change without notice. SDB2040PH