SMD Schottky Barrier Diode CDBU42/43-HF Io = 200 mA VR = 30 Volts RoHS Device 0603/SOD-523F Halogen Free 0.071(1.80) 0.063(1.60) Features -Low forward voltage. 0.039(1.00) -Designed for mounting on small surface. 0.031(0.80) -Extremely thin / leadless package. -Majority carrier conduction. Mechanical data 0.033(0.85) 0.027(0.70) -Case: 0603/SOD-523F standard package, molded plastic. 0.014(0.35) Typ. -Terminals: Gold plated, solderable per MIL-STD-750,method 2026. -Marking code: 0.012 (0.30) Typ. CDBU42-HF : BD CDBU43-HF : BE 0.028(0.70) Typ. -Mounting position: Any Dimensions in inches and (millimeter) -Weight: 0.003 gram(approx.). O Maximum Rating (at TA=25 C unless otherwise noted) Symbol Min Max Unit Parameter Conditions Typ Peak reverse voltage 30 VRM V Reverse voltage 30 VR V RMS reverse voltage VR(RMS) V 21 Average forward rectified current IO 200 mA Repetitive peak forward current IFRM 0.5 A 8.3 ms single half sine-wave superimposed Forward current,surge peak IFSM 4 A on rate load(JEDEC method) Power dissipation PD 150 mW Thermal resistance junction O R JA 667 C/W to ambient air O Storage temperature TSTG -55 +125 C O Junction temperature Tj +125 C O Electrical Characteristics (at TA=25 C unless otherwise noted) Typ Parameter Conditions Symbol Min Max Unit Forward voltage CDBU42/43-HF IF = 200mA 1 CDBU42-HF IF = 10mA 0.4 VF V CDBU42-HF IF = 50mA 0.65 CDBU43-HF IF = 2mA 0.33 CDBU43-HF IF = 15mA 0.45 Reverse current VR = 25V IR 0.5 uA Capacitance between terminals f = 1 MHz, and 1 VDC reverse voltage pF CT 10 Reverse recovery time IF=IR=10mA,Irr=0.1xIR,RL=100 ohm Trr 5 nS REV:A QW-G1027 Page 1 Comchip Technology CO., LTD.SMD Schottky Barrier Diode RATING AND CHARACTERISTIC CURVES (CDBU42/43-HF) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 500 1m 100 100u O 125 C 10u 10 O 75 C 1u 1 100n O 25 C 0.1 10n 0 0.2 0.4 0.6 0.8 0 10 20 30 40 Forward voltage (V) Reverse voltage (V) Fig.3 - Capacitance between Fig.4 - Current derating curve terminals characteristics 16 120 f=1MHz Mounting on glass epoxy PCBs O 14 TA=25 C 100 12 80 10 60 8 6 40 4 20 2 0 0 0 5 10 15 20 25 30 35 0 25 50 75 100 125 150 O Reverse voltage (V) Ambient temperature ( C) REV:A QW-G1027 Page 2 Comchip Technology CO., LTD. O 125 C O 25 C O 75 C O -25 C Capacitance between terminals (PF) Forward current (mA ) Average forward current(%) Reverse current ( A )