SMD Schottky Barrier Rectifiers CDBC520-HF Thru. CDBC5100-HF Reverse Voltage: 20 to 100 Volts Forward Current: 5.0 Amp RoHS Device Halogen Free Features DO-214AB (SMC) -Low Profile surface mount applications in order to optimize board space. -Low power loss, high efficiency. 0.126 (3.20) 0.245 (6.22) -Hight current capability, low forward voltage drop. 0.114 (2.90) 0.220 (5.59) -Hight surge capability. 0.280 (7.11) -Guardring for overvoltage protection. 0.260 (6.60) -Ultra high-speed switching. 0.019 (0.485) -Silicon epitaxial planar chip,metal silicon junction. MAX. Mechanical data 0.114 (2.90) 0.075 (1.90) -Epoxy: UL94-V0 rate flame retardant. 0.008(0.20) -Case: Molded plastic, DO-214AB / SMC 0.063 (1.60) 0.004(0.10) 0.030 (0.76) 0.325 (8.25) -Terminals: solderable per MIL-STD-750, 0.305 (7.75) method 2026. -Polarity: Indicated by cathode band. Dimensions in inches and (millimeter) -weight: 0.226 grams Maximum Ratings and Electrical Characteristics Ratings at Ta=25C unless otherwise noted. Single phase, half wave, 60Hz, resistive or inductive loaded. For capacitive load, derate current by 20% . CDBC CDBC CDBC CDBC Symbol Units Parameter 520-HF 540-HF 560-HF 5100-HF Max. Repetitive peak reverse voltage VRRM 20 40 60 100 V Max. DC blocking voltage VDC 20 40 60 100 V Max. RMS voltage VRMS 14 28 42 70 V Max. instantaneous forward voltage VF 0.50 0.55 0.75 0.81 V 5.0A, TA=25C Operating Temperature TJ -50 to +150 C Symbol Parameter Conditions MIN. TYP. MAX. Units see Fig.1 Forward rectified current IO 5.0 A 8.3ms single half sine-wave superimposed Forward surge current IFSM 125 A on rate load (JEDEC method) VR =VRRM TA=25C IR 0.5 mA Reverse Current VR =VRRM TA=100C IR 20 mA Thermal Resistance Junction to ambient R JA 24 C/W Diode Junction capacitance f=1MHZ and applied 4V DC reverse Voltage CJ 380 pF Storage temperature TSTG -50 +175 C REV:B QW-JB008 Page 1 Comchip Technology CO., LTD.SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBC520-HF thru CDBC5100-HF) Fig.1 - Typical Forward Current Fig.2 - Typical Forward Characteristics Derating Curve 100 7.0 6.0 10 5.0 3.0 4.0 1.0 3.0 2.0 0.1 TJ=25C 1.0 Pulse Width 300us 1% Duty Cycle 0.01 0 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 0 20 40 60 80 100 120 140 160 180 200 Ambient Temperature, (C) Forward Voltage, (V) Fig.3 - Maximum Non-repetitive Forward Fig.4 - Typical Junction Capacitance Surge Current 150 1400 O TJ=25 C 8.3ms single half sine wave, JEDEC method 1200 120 1000 90 800 600 60 400 30 200 0 0 1 10 100 0.01 0.1 1 10 100 Number of Cycles at 60Hz Reverse Voltage, (V) Fig.5 - Typical Reverse Characteristics 100 10 1 TJ=125C 0.1 TJ=25C 0.01 0 40 80 120 160 200 Percent of Rated Peak Reverse Voltage, (%) REV:B QW-JB008 Page 2 Comchip Technology CO., LTD. CDBC520-HF~CDBC540-HF CDBC5100-HF CDBC560-HF Reverse Leakage Current, (mA) Peak Forward Surge Current, (A) Average Forward Current, (A) Junction Capacitance, (pF) Instantaneous Forward Current, (A)