Small Signal Schottky Diodes CDBV3-00340S/C/A-G Reverse Voltage: 40 Volts Forward Current: 30 mA RoHS Device Features SOT-323 -Design for mounting on small surface. 0.087(2.20) 0.070(1.80) -High speed switching application, circuit protection. 3 0.054(1.35) 0.045(1.15) -Low turn-on voltage. 1 Mechanical data 2 0.056(1.40) 0.047(1.20) -Case: SOT-323, molded plastic. 0.006(0.15) 0.002(0.05) -Terminals: solderable per MIL-STD-750, method 2026. 0.087(2.20) 0.078(2.00) 0.044(1.10) 0.035(0.90) -Approx. weight: 0.006 grams Circuit diagram 0.004(0.10)max. 3 1 3 2 1 0.016(0.40) 0.008(0.20) 3 2 1 0.004(0.10)min. 2 Dimensions in inches and (millimeter) CDBV3-00340S-G CDBV3-00340C-G CDBV3-00340A-G Maximum Ratings (at Ta=25°C unless otherwise noted) Parameter Max. Units VRRM 40 V Reverse voltage VR 40 V Average forward current IO 30 mA Repetitive peak reverse voltage Symbol Conditions Min. 8.3ms half sine-wave superimposed on rate load (JEDEC method) Typ. mA Peak surge forward current IFSM Power dissipation PD 200 Storage temperature TSTG +125 O C Junction Temperature TJ +125 O C 200 mW Electrical Characteristics (at Ta=25°C unless otherwise noted) Parameter Conditions Symbol Min. Typ. Max. Units Forward voltage VF IF=1mA 0.37 V Reverse current IR VR=10V 1 μA Capacitance between terminals CT f=1MHz, VR=1V 5 pF 2 REV:A Page 1 QW-BA004 Comchip Technology CO., LTD. Small Signal Schottky Diodes RATING AND CHARACTERISTIC CURVES (CDBV3-00340S/C/A-G) Fig.1 Forward Characteristics Fig.2 Reverse Characteristics 100m 1m 100μ TA=125 OC R e v e r se C u rren t (A) F o r w a rdC u rr e n t (A ) O TA=125 C 10m 1m O TA=75 C O TA=25 C 100μ 10μ TA=75 OC 1μ O TA=25 C 100n O TA=-25 C O TA=-25 C 10n 10μ 1n 0 0.2 0.4 0.6 0.8 1.0 1.2 0 1.4 5 10 20 15 25 Forward Voltage (V) Fig.3 Capacitance Between Terminals Characteristics 40 Fig.4 Power Derating Curve 10 120 O TJ=25 C f=1MHz Mounted on glass epoxy PCBs Averag e For ward C urre nt (%) Capac i ta n c e Bet w een Te rmin a ls (p F ) 35 30 Reverse Voltage (V) 1.0 100 80 60 40 20 0 0.1 0 5 10 15 20 25 30 0 25 50 75 100 125 Ambient Temperature ( Reverse Voltage (V) O 150 175 C) REV:A Page 2 QW-BA004 Comchip Technology CO., LTD.