SMD Schottky Barrier Diodes COMCHIP www.comchip.com.tw CDBV0520 - CDBV0540 Voltage: 20- 40 Volts Current: 0.5 Amp Features SOD-323 Extremely Low Drop Down Voltage Extremely Thin Package . 059(1.5) . 043(1.1) .065 (1.50) . 049(1.25) .076 (1.95) . Low Stored Charge . MAX. . 012 (0.3) .112 (2.85) .100 (2.55) Majority Carrier Conduction . 006(0.15) MAX. Mechanical data Case: SOD-323, molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Indicated by cathode band .004 (0.1) MAX. .010 (0.25)MIN. Mounting position: Any Dimensions in inches and (millimeters) Weight:0.0045 grams Maximum Ratings and Electrical Characterics CDBV 0520 CDBV 0540 Parameter Symbol Max.RepetitivePeak Reverse Voltage V RRM 20 30 40 V Max. DC Blocking Voltage V DC 14 21 28 V Max. RMS Voltage V RMS 20 30 40 V Peak Surge Forward Current 8.3ms single half sine-wave Sine-wave superimposed on Rate load ( JEDEC ) I FSM 2.0 Max. AverageForward Current Io 0.5 CDBV 0530 A A Max. Forward Current at 0.1 A 0.5 A VF 0.31 0.43 Max. Reverse Current IR 0.10 @ VR =10V 0.03 @ VR =10V 0.03 @ VR =10V 0.25 @ VR =20V 0.13 @ VR =30V 0.13 @ VR =30V Max. Thermal Resistance Operating junction temperature Storage temperature R JA Tj T STG 0.36 0.47 Unit 0.36 0.47 V mA 426 C/W -40 to +125 C -40 to +125 C Note 1: Thermal resistance from junction to ambient MDS0302002B Page 1 SMD Schottky Barrier Diodes COMCHIP www.comchip.com.tw RATING AND CHARACTERISTIC CURVES (CDBV0520-0540) Fig. 1 - Reverse Characteristics Fig. 1 - Reverse Characteristics (CDBV0520) (CDBV0530-0540) 1.0 100 Reverse Current ( uA ) Reverse Current ( mA ) Tj=25 C 0.1 10 Tj=25 C 1.0 0.01 0 5 10 15 0 20 5 10 Reverse Voltage (V) 20 25 30 Reverse Voltage (V) Fig. 3 - Forward Characteristics Fig. 4 - Forward Characteristics (CDBV0520) (CDBV0530-0540) 10 10000 Tj=25 C Forward Current ( mA ) Tj=25 C Forward Current ( A ) 15 1.0 0.1 1000 100 10 1.0 0.01 0 0.1 0.2 0.4 0.6 0.8 1.0 0 0.1 Forward Voltage (V) 0.2 0.3 0.4 0.5 Forward Voltage (V) Fig. 6 - Current Derating Curve Fig. 5 - Capacitance Between Terminals characteristics Mounting on glass epoxy PCBs Average Forward Current ( A ) Capacitance Between Terminals (pF) 1000 100 10 0.5 0.4 0.3 0.2 0.1 1.0 0 0.2 0.4 0.6 Reverse Voltage (V) MDS0302002B 0.8 1.0 0 25 50 75 100 125 150 Ambient Temperature ( C) Page 2