SMD Schottky Barrier Diode CDBU0145-HF I o = 100 mA V R = 45 Volts RoHS Device Halogen Free Features 0603/SOD-523F - Designed for mounting on small surface. 0.071(1.80) 0.063(1.60) - Extremely thin / leadless package. - Low leakage current. (IR=0.1uA typ.@VR=10V) - Majority carrier conduction. 0.039(1.00) 0.031(0.80) Mechanical data - Case: 0603/SOD-523F standard package, molded plastic. 0.033(0.85) 0.027(0.70) - Terminals: Gold plated, solderable per MIL-STD-750,method 2026 - Polarity: Indicated by cathode band. 0.018(0.45) 0.012(0.30) - Mounting position: Any 0.014(0.35) 0.011(0.28) - Weight: 0.003 grams(approx.). 0.030(0.75) 0.026(0.65) Circuit Diagram Dimensions in inches and (millimeter) Maximum Rating (at T A =25 C unless otherwise noted) O Parameter Conditions Repetitive peak reverse voltage Symbol Min Typ Max Unit V RRM 50 V Reverse voltage VR 45 V Average forward current IO 100 mA Forward current, surge peak 8.3 ms single half sine-wave superimposed on rate load(JEDEC method) I FSM 1 A Power dissipation PD 250 Junction temperature Tj +125 O +125 O Storage temperature T STG -40 mW C C Electrical Characteristics ( at T A =25 C unless otherwise noted ) O Parameter Conditions Symbol Min Typ Max Unit Forward voltage I F = 100 mA DC VF 0.55 V Reverse current V R = 10V IR 1 uA Capacitance between terminals F = 1 MHZ and 10 VDC reverse voltage CT 9 Company reserves the right to improve product design , functions and reliability without notice. pF REV:B Page 1 QW-G1040 Comchip Technology CO., LTD. SMD Schottky Barrier Diode RATING AND CHARACTERISTIC CURVES (CDBU0145-HF) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 1000 10m Reverse current, ( A ) 10 O C C -25 C O 25 12 0.1 O 5 OC 1 75 Forward current, (mA ) 100 0.01 125 C 100u 75 C 10u 25 C 1u 100n -25 C 10n 0.001 1n 0 0.1 0.2 0.3 0.4 0.5 0.6 0 0.7 20 10 30 40 Forward voltage, (V) Reverse voltage, (V) Fig. 3 - Capacitance between terminals characteristics Fig. 4 - Current derating curve 100 f = 1 MHz Ta = 25 C Average forward current, ( % ) Capacitance between terminals, (pF) 1m 10 1 Mounting on glass epoxy PCBs 100 80 60 40 20 0 0 5 10 15 20 25 Reverse voltage, (V) 30 35 0 25 50 75 100 125 150 Ambient temperature, ( °C ) Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 2 QW-G1040 Comchip Technology CO., LTD. SMD Schottky Barrier Diode Reel Taping Specification d P0 P1 T E Index hole F W B P C A 12 o 0 D2 D1 D W1 Trailer ....... ....... End Device ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed 0603 (SOD-523F) 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 7.008 ± 0.04 2.362 MIN. 0.512 ± 0.008 (inch) 0603 (SOD-523F) 0.039 ± 0.004 0.073 ± 0.004 0.039 ± 0.004 0.061 ± 0.002 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 Company reserves the right to improve product design , functions and reliability without notice. 0.531 MAX. REV:B Page 3 QW-G1040 Comchip Technology CO., LTD. SMD Schottky Barrier Diode Marking Code Part Number Marking Code CDBU0145-HF B4 B4 Suggested PAD Layout 0603/SOD-523F SIZE (mm) (inch) A 1.70 0.067 B 0.60 0.024 C 0.80 0.031 D 2.30 0.091 E 1.10 0.043 D A E C B Standard Packaging Case Type 0603/SOD-523F Qty per Reel Reel Size (Pcs) (inch) 4,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 4 QW-G1040 Comchip Technology CO., LTD.