Low VF SMD Schottky Barrier Rectifier COMCHIP www.comchiptech.com CDBL120L Thru CDBL140L Reverse Voltage: 20 - 40 Volts Forward Current: 1.0 Amp Features DO-213AB (Plastic Melf) Ideal for surface mount applications Easy pick and place Plastic package has Underwriters Lab. flammability classification 94V-0 Guard Ring Protection Low Forward voltage and power loss for high efficiency 0.205(5.2) 0.022(0.55) Max. 0.195(4.8) Mechanical data 0.105(2.67) Case: DO-213AB molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight:0.116 gram 0.095(2.40) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characterics Parameter Symbol Max. Repetitive Peak Reverse Voltage V RRM Max. DC Blocking Voltage Max. RMS Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) CDBL140L Unit 20 40 V V DC 20 40 V V RMS 14 28 V CDBL120L I FSM 30 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 0.5 V mA 10 Ta=100 C Max. Thermal Resistance (Note 1) 0.40 0.38 R JA 75 R JT 35 C /W Operating Junction Temperature Tj -55 to +125 C Storage Temperature T STG -55 to +150 C Note 1: Thermal resistance from junction to ambient and junction to terminals. MDS0211019A Page 1 Low VF SMD Schottky Barrier Rectifier COMCHIP www.comchiptech.com Rating and Characteristic Curves (CDBL120L Thru CDBL140:L) Fig.2 - Forward Characteristics Fig. 1 - Reverse Characteristics 100 100 Forward Current ( A ) Reverse Current ( mA ) CDBL120L 10 1 Tj=75 C 10 CDBL140L 1 0.1 0.1 Tj=25 C 0.01 0.01 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 100 120 140 160 180 200 1.8 2.0 Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Junction Capacitance Fig. 4 - Current Derating Curve =1MHz and applied 4VDC reverse voltage 300 1.2 Average forward current ( A ) Junction Capacitance (pF) 350 250 200 150 100 50 0 1.0 0.8 0.6 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 30 8.3mS Single Half Sine Wave JEDEC methode 24 18 Tj=25 C 12 6 0 1 5 10 50 1 00 Number of Cycles at 60Hz MDS0211019A Page 2