SMD Schottky Barrier Diode CDBQC0140L-HF High-Reliability and High-Performance Io = 100 mA VR = 40 Volts RoHS Device Halogen Free 0402C/SOD-923F 0.041(1.05) Features 0.037(0.95) - Low forward voltage. 0.026(0.65) - Designed for mounting on small surface. 0.022(0.55) - Extremely thin package. - Majority carrier conduction. 0.022(0.55) Mechanical data 0.018(0.45) - Case: 0402C/SOD-923F standard package, 0.001(0.02) Max. molded plastic. 0.026(0.65) - Terminals: Gold plated, solderable per BSC. MIL-STD-750, method 2026. - Polarity: Indicated by cathode band. 0.022(0.55) 0.018(0.45) - Mounting position: Any. - Weight: 0.001 grams (approx.). 0.012(0.30) 0.008(0.20) Circuit Diagram Dimensions in inches and (millimeter) Maximum Rating (at TA=25C unless otherwise noted) Symbol Typ Parameter Conditions Min Max Unit Repetitive peak reverse voltage VRRM 45 V Reverse voltage VR 40 V Average forward rectied current IO 100 mA 8.3 ms single half sine-wave superimposed Forward current, surge peak IFSM 1 A on rate load (JEDEC method) Power dissipation PD 125 mW Thermal resistance Junction to ambient R JA 260 C/W Junction temperature Tj +125 C Storage temperature TSTG -40 +125 C Electrical Characteristics (at TA=25C unless otherwise noted) Symbol Typ Parameter Conditions Min Max Unit IF = 10mA 0.34 Forward voltage VF V IF = 100mA 0.55 Reverse current VR = 10V IR 30 A Capacitance between terminals f = 1MHz, and 10 VDC reverse voltage CT 6 pF Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-G1135 Page 1 Comchip Technology CO., LTD.SMD Schottky Barrier Diode Typical Rating and Characteristic Curves (CDBQC0140L-HF) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 1000 10000 125C 100 1000 100C 125C 75C 100C 10 100 50C 75C 50C 1 10 25C25C 25C25C 0.1 1 0 10 20 30 40 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Forward Voltage, (V) Reverse Voltage, (V) Fig.3 - Typical Capacitance Between Fig.4 - Current Derating Curve Terminals Characteristics 15 120 100 12 80 9 60 6 40 3 20 0 0 0 10 20 30 40 0 25 50 75 100 125 150 Reverse Voltage, (V) Ambient Temperature, (C) Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-G1135 Page 2 Comchip Technology CO., LTD. Capacitance Between Terminals, (pF) Forward Current, (mA) Average Forward Current, (%) Reverse Current, (A)