SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw CDBA320 Thru CDBA3100 Reverse Voltage: 20 - 100 Volts Forward Current: 3.0 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) 0.110(2.79) 0.086(2.18) 0.180(4.57) 0.160(4.06) 0.012(0.31) 0.006(0.15) Mechanical data 0.091(2.31) 0.067(1.70) 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) 0.008(0.20) 0.004(0.10) 0.209(5.31) 0.185(4.70) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characterics Parameter Symbol CDBA320 CDBA340 CDBA360 CDBA3100 Unit Max.Repetitive Peak Reverse Voltage V RRM 20 40 60 100 V Max. DC Blocking Voltage V DC 20 40 60 100 V Max. RMS Voltage V RMS 14 28 42 70 V Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) I FSM 80 A Max. Average Forward Current Io 3.0 A Max. Instantaneous Forward Current at 3.0 A VF Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C IR Ta=100 C Max. Thermal Resistance (Note 1) 0.75 0.50 0.5 20 R R JA JL 0.85 V mA 10 50 10 C/W Operating Junction temperature Tj -50 to +125 C Storage Temperature T STG -65 to +150 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 MDS0208009B Page 1 SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CDBA320 Thru CDBA3100) Fig. 1 - Reverse Characteristics Fig.2 - Forward Characteristics 100 100 Forward Current ( A ) Reverse Current ( mA ) CDBA340-360 10 1 Tj=75 C 10 CDBA360 CDBA380-3100 1 0.1 0.1 Tj=25 C Pulse width 300uS 4% duty cycle Tj=25 C 0.01 0.01 0 20 40 60 80 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 100 120 140 160 180 200 1.9 2.1 Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Junction Capacitance Fig. 4 - Current Derating Curve =1MHz and applied 4VDC reverse voltage 500 36 0-3 10 0 40 0 0.01 BA 100 1.5 0-3 200 2.0 32 300 2.5 CD 400 3.0 BA Average Forward Current ( A ) 600 CD Junction Capacitance (pF) 700 1.0 0.5 0 0.1 1.0 10 100 20 40 60 80 100 120 140 160 Ambient Temperature ( C) Reverse Voltage (V) Peak surge Forward Current ( A ) Fig. 5 - Non-Repetitive Forward Surge Current 100 8.3mS Single Half Sine Wave JEDEC methode 80 60 Tj=25 C 40 20 0 1 5 10 50 1 00 Number of Cycles at 60Hz MDS0208009B Page 2