SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw CDBB320 Thru CDBB3100 Reverse Voltage: 20 - 100 Volts Forward Current: 3.0 Amp Features 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 SMB/DO-214AA 0.083(2.11) 0.075(1.91) 0.155(3.94) 0.130(3.30) 0.185(4.70) 0.160(4.06) Mechanical data 0.012(0.31) 0.006(0.15) 0.096(2.44) 0.083(2.13) Case: JEDEC DO-214AA molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight:0.093 gram 0.050(1.27) 0.030(0.76) 0.008(0.20) 0.203(0.10) 0.220(5.59) 0.200(5.08) Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characterics Parameter Symbol CDBB320 CDBB340 CDBB360 CDBB3100 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 (CDBB320 Thru CDBB3100) Fig. 1 - Reverse Characteristics Fig.2 - Forward Characteristics 100 100 Forward Current ( A ) Reverse Current ( mA ) CDBB340-360 10 1 Tj=75 C 10 CDBB360 CDBB380-3100 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 ReverseVvoltage (%) Fig. 3 - Junction Capacitance Fig. 4 - Current Derating Curve =1MHz and applied 4VDC reverse voltage 600 500 36 0-3 10 0 40 0 0.01 1.5 0-3 100 BB 200 2.0 32 300 CD 400 2.5 BB Average forward current ( A ) 3.0 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) ReverseVvoltage (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