SMD Schottky Barrier Diode SMD Diodes Specialist CDBF0320/0330/0340 (RoHS Device) I O = 350 mA V R = 20 to 40 Volts Features 1005(2512) Low forward voltage. 0.102(2.60) 0.095(2.40) Designed for mounting on small surface. Extremely thin / leadless package. 0.051(1.30) 0.043(1.10) Majority carrier conduction. Mechanical data Case: 1005(2512) standard package, molded plastic. 0.035(0.90) 0.027(0.70) Terminals: Gold plated, solderable per MIL-STD-750,method 2026. 0.020(0.50) Typ. Polarity: Indicated by cathode band. Mounting position: Any 0.012 (0.30) Typ. Weight: 0.006 gram(approx.). 0.040(1.00) Typ. Dimensions in inches and (millimeter) Maximum Rating (at T A =25 C unless otherwise noted) O Parameter Repetitive Peak reverse voltage Reverse voltage RMS reverse voltage Average forward rectified current Forward current, surge peak 8.3 ms single half sine-wave Power dissipation Symbol CDBF0320 CDBF0330 V RRM VR 20 30 40 V V R(RMS) 14 21 28 V CDBF0340 Unit IO 350 mA I FSM 1.5 A PD 200 mW Thermal resistance junction to ambient air R Storage temperature T STG -65 TO +125 O Junction temperature Tj +125 O O 500 JA C/W C C Electrical Characteristics (at T A =25 C unless otherwise noted) O Parameter Reverse current Conditions Symbol Min Typ Max Unit V R = 10V V R = 20V V R = 30V IR 5 5 5 uA Forward voltage I F = 20mA I F = 200mA VF 0.37 0.60 V Capacitance between terminals f = 1 MHz, and 0 VDC reverse voltage CT 50 pF Reverse recovery time I F =I R =10mA,Irr=0.1xIR,RL=100 ohm T rr 6.4 nS CDBF0320 CDBF0330 CDBF0340 REV:B QW-A1036 Page 1 SMD Schottky Barrier Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDBF0320/0330/0340) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 1m 1000 O Reverse current ( A ) 100 10 75 C 1u O 25 C 100n O C C O O 10u -25 O 25 C O 75 0.1 C 1 125 Forward current (mA ) 125 C 100u 0.01 10n 0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 40 Reverse voltage (V) Forward voltage (V) Fig.3 - Capacitance between terminals characteristics Fig.4 - Current derating curve 120 50 f=1MHz O T A =25 C Mounting on glass epoxy PCBs Average forward current(%) Capacitance between terminals ( P F) 30 20 40 30 20 10 100 80 60 40 20 0 0 0 10 20 30 Reverse voltage (V) 40 0 25 50 75 100 125 150 O Ambient temperature ( C) REV:B QW-A1036 Page 2