CDBT-40S-G

Small Signal Schottky Diodes COMCHIP SMD Diodes Specialist CDBT-40/S/C/A-G Reverse Voltage: 40 Volts Forward Current: 200 mA RoHS Device Features -Design for mounting on small surface. -High speed switching application, circuit protection. -Low forward voltage drop. 0.055(1.40) 0.047(1.20) 0.118(3.00) 0.110(2.80) SOT-23 3 Mechanical data -Case: SOT-23, molded plastic. -Terminals: solderable per MIL-STD-750, method 2026. -Approx. weight: 0.0078 grams 0.041(1.05) 0.035(0.90) 1 0.079(2.00) 0.071(1.80) 2 0.006(0.15) 0.002(0.05) 0.100(2.55) 0.089(2.25) Circuit diagram 3 3 3 3 0.020(0.50) 0.012(0.30) 0.008(0.20) min 0.004(0.10) max 1 2 1 2 1 2 1 2 Dimensions in inches and (millimeter) CDBT-40-G Marking Code: 43 CDBT-40S-G CDBT-40C-G Marking Code: 44 Marking Code: 45 CDBT-40A-G Marking Code: 46 Maximum Ratings (at Ta=25°C unless otherwise noted) Parameter Peak repetitive peak reverse voltage Working peak reverse voltage DC blocking voltage Forward continuous current Power dissipation Thermal resistance, junction to ambient Junction temperature Storage temperature Symbol VRRM VRWM VR IFM PD RθJA TJ TSTG Value Unit 40 200 200 625 125 -65 to +125 V mA mW °C/W °C °C Electrical Characteristics (at Ta=25°C unless otherwise noted) Parameter Reverse breakdown voltage Reverse voltage leakage current Forward voltage Diode capacitance Reverse recovery time Symbol VBR IR VF CD Trr IR=10μA VR=30V IF=1mA IF=40mA VR=0V, f=1.0MHz Irr=1mA, IF=IR=10mA, RL=100Ω Conditions Min. 40 200 380 1000 5 5 Max. Unit V nA mV pF nS REV:C QW-BA001 Page 1 Comchip Technology CO., LTD. Small Signal Schottky Diodes COMCHIP SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDBT-40/S/C/A-G) Fig.1 Forward Characteristics 1000 10000 Fig.2 Reverse Characteristics TA=125 OC 1000 F o r w a r d C u r rent ( m A ) Rev er s e C urr e nt (n A ) 100 TA=75 C O TA=125 OC 100 10 TA=-40 C TA=0 OC O 10 TA=25 OC 1 TA=25 OC TA=75 OC 1 TA=0 OC TA=-40 C O 0.1 0 0.2 0.4 0.6 0.8 1.0 0.1 0 10 20 30 40 50 Forward Voltage (V) Reverse Voltage (V) Fig.3 Capacitance Between Terminals Characteristics 5 240 TJ=25°C f=1MHz Fig.4 Power Derating Curve C apac i ta n c e Bet w een Te rmin a ls (p F ) Mounted on glass epoxy PCBs 4 200 Power Dissipation(mW) 0 10 20 30 40 50 160 3 120 2 80 1 40 0 0 0 25 50 75 100 125 150 Reverse Voltage (V) Ambient Temperature (°C) REV:C QW-BA001 Page 2 Comchip Technology CO., LTD. Small Signal Schottky Diodes Reel Taping Specification P0 P1 d Index hole E T COMCHIP SMD Diodes Specialist F B P A W C 12 0 o D2 D1 D W1 Trailer ....... ....... 10 pitches (min) Device ....... ....... ....... ....... Leader ....... ....... 10 pitches (min) End Start Direction of Feed SYMBOL A 3.10 ± 0.10 0.122 ± 0.004 B 2.85 ± 0.10 0.112 ± 0.004 C 1.40 ± 0.10 0.055 ± 0.004 d 1.55 ± 0.10 0.061 ± 0.004 D 178 ± 1 7.008 ± 0.04 D1 50.0 MIN. 1.969 MIN. D2 13.0 ± 0.20 0.512 ± 0.008 SOT-23 (mm) (inch) SYMBOL E 1.75 ± 0.10 0.069 ± 0.004 F 3.50 ± 0.05 0.138 ± 0.002 P 4.00 ± 0.10 0.157 ± 0.004 P0 4.00 ± 0.10 0.157 ± 0.004 P1 2.00 ± 0.05 0.079 ± 0.004 W 8.00 ± 0.30 0.315 ± 0.008 W1 14.4 MAX. 0.567 MAX. SOT-23 (mm) (inch) REV:C QW-BA001 Page 3 Comchip Technology CO., LTD. Small Signal Schottky Diodes Marking Code 3 Part Number CDBT-40-G CDBT-40S-G CDBT-40C-G CDBT-40A-G Marking Code COMCHIP SMD Diodes Specialist 43 44 45 46 XX 1 2 xx = Product type marking code Suggested PAD Layout SOT-23 SIZE (mm) A B C D 0.80 1.90 2.02 2.82 (inch) 0.031 C D A 0.075 0.080 0.111 B Standard Package Qty per Reel Case Type (Pcs) SOT-23 3000 Reel Size (inch) 7 REV:C QW-BA001 Page 4 Comchip Technology CO., LTD.