SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw CDBA120 Thru CDBA1100 Reverse Voltage: 20 - 100 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) 0.110(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 CDBA120 CDBA140 CDBA160 CDBA180 CDBA1100 Unit Max. Repetitive Peak Reverse Voltage V RRM 20 40 60 80 100 V Max. DC Blocking Voltage V DC 20 40 60 80 100 V Max. RMS Voltage V RMS 14 28 42 56 70 V Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) I FSM 35 A Max. Average Forward Current Io 1.0 A Max. Instantaneous Forward Current at 1.0 A VF Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C IR 0.70 0.85 0.5 10 Ta=100 C Max. Thermal Resistance (Note 1) 0.50 5 R JA 88 R JL 20 V . mA 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 MDS0208007B Page 1 SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CDBA120 Thru CDBA1100) Fig.2 - Forward Characteristics Fig. 1 - Reverse Characteristics 100 Forward Current ( A ) Reverse Current ( mA ) 100 10 1 Tj=75 C CDBA120-140 CDBA160 10 CDBA180-1100 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 350 =1MHz and applied 4VDC reverse voltage 16 00 11 0 14 0 0 BA 50 0.6 0- 100 0.8 12 150 CD 200 1.0 BA Average Forward Current ( A ) 250 1.2 CD Junction Capacitance (pF) 300 0.4 0.2 0 0.01 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 50 8.3mS Single Half Sine Wave JEDEC methode 40 30 Tj=25 C 20 10 0 1 5 10 50 1 00 Number of Cycles at 60Hz MDS0208007B Page 2