CDBU0340 Comchip

SMD Schottky Barrier Diode CDBU0320/0330/0340-HF Io = 350 mA VR = 20 to 40 Volts RoHS Device Halogen Free 0603/SOD-523F Features 0.071(1.80) 0.063(1.60) -Low forward voltage. -Designed for mounting on small surface. 0.039(1.00) -Extremely thin / leadless package. 0.031(0.80) -Majority carrier conduction. Mechanical data -Case: 0603/SOD-523F standard package, 0.033(0.85) molded plastic. 0.027(0.70) -Terminals: Gold plated, solderable per 0.014(0.35) Typ. MIL-STD-750,method 2026. -Marking code: CDBU0320-HF : BH CDBU0330-HF : BJ 0.012 (0.30) Typ. CDBU0340-HF : BK 0.028(0.70) Typ. -Mounting position: Any -Weight: 0.003 gram(approx.). Dimensions in inches and (millimeter) O Maximum Rating (at TA=25 C unless otherwise noted) CDBU0320-HF CDBU0330-HF CDBU0340-HF Symbol Parameter Unit Repetitive Peak reverse voltage VRRM 20 30 40 V Reverse voltage VR RMS reverse voltage VR(RMS) 14 21 28 V Average forward rectified current IO 350 mA Forward current, surge peak IFSM 1.5 A 8.3 ms single half sine-wave Power dissipation PD 150 mW Thermal resistance junction O RJA 667 C/W to ambient air O Storage temperature -65 to +125 TSTG C O Junction temperature Tj +125 C O Electrical Characteristics (at TA=25 C unless otherwise noted) Typ Symbol Parameter Conditions Min Max Unit Reverse current CDBU0320-HF VR = 20V 5 5 CDBU0330-HF VR = 30V IR uA CDBU0340-HF VR = 40V 5 Forward voltage IF = 20mA 0.37 VF V IF = 200mA 0.60 Capacitance between terminals f = 1 MHz, and 0 VDC reverse voltage CT 50 pF Reverse recovery time IF=IR=10mA,Irr=0.1xIR,RL=100 ohm Trr 6.4 nS Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-G1076 Page 1 Comchip Technology CO., LTD.SMD Schottky Barrier Diode RATING AND CHARACTERISTIC CURVES (CDBU0320/0330/0340-HF) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 1000 1m O 125 C 100u 100 10 O 75 C 10u 1 1u O 25 C 0.1 100n 0.01 10n 0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 40 Forward voltage (V) Reverse voltage (V) Fig.3 - Capacitance between Fig.4 - Current derating curve terminals characteristics 50 120 f=1MHz Mounting on glass epoxy PCBs O TA=25 C 100 40 80 30 60 20 40 10 20 0 0 0 10 20 30 40 0 25 50 75 100 125 150 O Reverse voltage (V) Ambient temperature ( C) REV:B QW-G1076 Page 2 Comchip Technology CO., LTD. O 25C O 75 C O -25 C O 125 C Capacitance between terminals (PF) Forward current (mA ) Average forward current(%) Reverse current ( A )