CDBUR40

SMD Schottky Barrier Diode SMD Diodes Specialist CDBUR40(RoHs Device) Io = 200 mA V R = 40 Volts Features 0603(1608) Low forward voltage. 0.071(1.80) 0.063(1.60) Designed for mounting on small surface. Extremely thin / leadless package. Majority carrier conduction. 0.039(1.00) 0.031(0.80) Mechanical data Case: 0603(1608) standard package, molded plastic. 0.033(0.85) 0.027(0.70) Terminals: Gold plated, solderable per MIL-STD-750,method 2026. 0.018(0.45) Typ. Polarity: Indicated by cathode band. Marking code: BC Mounting position: Any 0.028(0.70) Typ. Weight: 0.003 gram(approx.). Dimensions in inches and (millimeter) Maximum Rating (at T A =25 C unless otherwise noted) O Parameter Conditions Peak reverse voltage Reverse voltage RMS reverse voltage Average forward rectified current Forward current,surge peak 8.3 ms single half sine-wave superimposed on rate load(JEDEC method) Power dissipation Symbol Min Typ Max Unit V RM 40 V VR 40 V V R(RMS) 28 V IO 200 mA I FSM 0.6 A PD 150 mW Storage temperature T STG Junction temperature Tj -65 +125 O +125 O C C Electrical Characteristics (at T A =25 C unless otherwise noted) O Parameter Conditions Symbol Min Typ Max Unit Forward voltage I F = 1mA I F = 40mA VF 0.38 1 V Reverse current V R = 30V IR 0.2 uA Capacitance between terminals f = 1 MHz, and 0 VDC reverse voltage CT 5 pF Reverse recovery time I F =I R =10mA,Irr=0.1xIR,RL=100 ohm T rr 5 nS REV:B QW-A1080 Page 1 SMD Schottky Barrier Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDBUR40) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 100u Reverse current ( A ) 100 10 O 125 C 1u O 75 C 100n O 25 C C 10n O O 25 10u -25 O 125 C 1 C 7 5 OC Forward current (mA ) 1000 O -25 C 0.1 1n 0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 40 Reverse voltage (V) Forward voltage (V) Fig.3 - Capacitance between terminals characteristics Fig.4 - Current derating curve 120 4 Mounting on glass epoxy PCBs f=1MHz O T A =25 C Average forward current(%) Capacitance between terminals ( P F) 30 20 3 2 1 100 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-A1080 Page 2 SMD Schottky Barrier Diode SMD Diodes Specialist Reel Taping Specification d P0 P1 T E Index hole F W B Polarity P C A 12 o 0 D2 D1 D W1 Trailer ....... ....... End Device ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed UR/0603 UR/0603 SYMBOL A B C d D D1 D2 (mm) 1.00 ± 0.10 1.85 ± 0.10 1.00 ± 0.10 1.55 ± 0.05 178 ± 1 60.0 MIN. 13.0 ± 0.20 (inch) 0.039 ± 0.004 0.073 ± 0.004 0.039 ± 0.004 0.061 ± 0.002 7.008 ± 0.04 2.362 MIN. 0.512 ± 0.008 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.05 0.23 ± 0.05 8.00 ± 0.20 13.5 MAX. (inch) 0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.009 ± 0.002 0.315 ± 0.008 0.531 MAX. REV:B Page 3 QW-A1080 Comchip Technology CO., LTD. SMD Schottky Barrier Diode SMD Diodes Specialist Marking Code Part Number Marking Code CDBUR40 BC BC Suggested PAD Layout UR/0603 SIZE A (mm) (inch) 1.25 0.049 D A B 0.60 0.024 C 1.00 0.039 E C D 1.85 0.073 E 0.65 0.026 B Standard Package Qty per Reel Reel Size (Pcs) (inch) 4000 7 Case Type UR/0603 REV:B Page 4 QW-A1080 Comchip Technology CO., LTD.