SMD Schottky Barrier Rectifiers ACDBA140-HF Reverse Voltage: 40 Volts Forward Current: 1.0 Amp RoHS Device DO-214AC (SMA) Halogen Free 0.065 (1.65) 0.110 (2.79) Features 0.049 (1.25) 0.100 (2.54) - Low profile package. 0.177 (4.50) - Ideal for automated placement. 0.157 (3.99) - Guard Ring for over voltage protection. 0.012 (0.305) - Low forward voltage drop . 0.006 (0.152) - Comply with AEC-Q101 0.090 (2.29) 0.078 (1.98) Mechanical data 0.008(0.20) 0.060 (1.52) - Case: DO-214AC / SMA, molded plastic. MAX. 0.030 (0.76) 0.208 (5.28) - Epoxy: UL flammability classification rate 94V-0 . 0.193 (4.90) - Terminals: Lead free plating (Tin finish). Dimensions in inches and (millimeter) -Solderable per MIL-STD-202, Method 208. - Polarity: Indicated by cathode band. Circuit diagram - Weight: 0.062 grams(approx.). Maximum Ratings (at TA=25C unless otherwise noted) Symbol Parameter Conditions MIN. TYP. MAX. Unit Repetitive peak reverse voltage VRRM 40 V DC blocking voltage VDC 40 V RMS voltage VRMS 28 V Average forward rectified current IF 1 A 8.3ms single half sine-wave superimposed Peak forward surge current IFSM 30 A on rate load (JEDEC method) Operating Temperature range TJ -55 +125 C Storage temperature range TSTG -55 +150 C Electrical Characteristics (at TA=25C unless otherwise noted) Symbol Parameter Conditions MIN. TYP. MAX. Unit Instantaneous forward voltage IF = 1A, TA=25C VF 0.5 V VR = VRRM, TA=25C IR 0.5 mA Reverse Current VR = VRRM, TA=100C IR 15 mA Junction capacitance (Note 1) f=1MHZ and applied 4V DC reverse Voltage CJ 65 pF Thermal Resistance Junction to case RJC 40 C Note: 1. Measured at 1.0MHZ and applied reverse voltage of 4.0V DC. Company reserves the right to improve product design , functions and reliability without notice. REV: A AQW-JB018 Page 1 Comchip Technology CO., LTD.SMD Schottky Barrier Rectifiers Rating and Characteristics Curvers (ACDBA140-HF) Fig.1 - Typical Forward Current Fig.2 - Typical Forward Characteristics Derating Curve 2.0 100 1.5 10 1.0 1.0 0.1 0.5 0.01 0 75 0 25 50 100 125 150 0.2 0.4 0.6 0.8 1.0 Case Temperature, (C) Forward Voltage, (V) Fig.3 - Maximum Non-repetitive Fig.4 - Typical Reverse Characteristics Forward Surge Current 100 50 TJ=25C 8.3ms single half sine wave, JEDEC method 40 10 100C 30 1.0 20 0.1 25C 10 0.01 0 0.001 1 10 100 20 40 60 80 100 Number of Cycles at 60Hz Percent of Rated Peak Reverse Voltage, (%) Fig.5 - Typical Junction Capacitance 300 200 100 0 0 1 10 100 Reverse Voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV: A AQW-JB018 Page 2 Comchip Technology CO., LTD. Junction Capacitance, (pF) Peak Forward Surge Current, (A) Average Forward Current, (A) Reverse Leakage Current, (mA) Instantaneous Forward Current, (A)