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| SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw CDBA5817 Thru CDBA5819 Reverse Voltage: 20 - 40 Volts Forward Current: 1.0 Amp Features DO-214AC (SMA) Ideal for surface mount applications Easy pick and place Plastic package has Underwriters Lab. flammability classification 94V-0 Built-in strain relief Low forward voltage drop 0.067(1.70) 0.051(1.29) 0.180(4.57) 0.160(4.06) 0.110(2.79) 0.086(2.18) Mechanical data 0.090(2.29) 0.067(1.70) 0.012(0.31) 0.006(0.15) Case: JEDEC DO-214AC molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting position: Any Approx. weight:0.064 gram 0.059(1.50) 0.035(0.89) 0.209(5.31) 0.185(4.70) 0.008(0.20) 0.004(0.10) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characterics Parameter Max. Repetitive Peak Reverse Voltage Max. DC Blocking Voltage Max. RMS Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) Max. Average Forward Current Max. Instantaneous Forward Current at 1.0 A Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C Ta=100 C Max. Thermal Resistance (Note 1) R R Operating Junction Temperature Storage Temperature Tj TSTG JA JL Symbol VRRM VDC VRMS IFSM CDBA5817 CDBA5818 CDBA5819 Unit V V V A 20 20 14 30 30 21 40 40 28 35 Io VF IR 0.45 1.0 0.55 0.60 A V . mA 0.5 10 88 C/W 20 -50 to +125 -65 to +150 C C Note 1: Thermal resistance from junction to ambient and junction to to lead P.C.B. Mounted on 0.2 x 0.2 copper pad areas MDS0308003A Page 1 SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CDBA5817Thru CDBA5819) Fig. 1 - Reverse Characteristics 100 100 CDBA5817 Fig.2 - Forward Characteristics Reverse Current ( mA ) 10 Forward Current ( A ) 10 CDBA5818-5819 1 1 Tj=75 C 0.1 0.1 Tj=25 C 0.01 0.01 Tj=25 C Pulse width 300uS 4% duty cycle 0 20 40 60 80 100 120 140 160 180 200 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 Forward Voltage (V) 1.9 2.1 Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Junction Capacitance 350 300 Junction Capacitance (pF) =1MHz and applied 4VDC reverse voltage Fig. 4 - Current Derating Curve 250 200 150 100 50 0 0.01 0.1 1.0 10 100 Average Forward Current ( A ) 1.2 1.0 0.8 0.6 0.4 0.2 0 20 40 60 80 100 120 140 160 Reverse Voltage (V) Ambient Temperature ( C) CD BA 58 18 -5 81 9 Fig. 5 - Non repetitive forward surge current Peak surge Forward Current ( A ) 50 40 30 8.3mS Single Half Sine Wave JEDEC methode Tj=25 C 20 10 0 1 5 10 50 1 00 Number of Cycles at 60Hz MDS0308003A Page 2 |
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