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| SMD Schottky Barrier Diode SMD Diodes Specialist CDBKM140 (RoHS Device) Io = 1A VR = 40 Volts Features Ideal for surface mount applications. Easy pick and place. Plastic package has Underwriters Lab. flammability classification 94V-0. Exceeds environmental standard MIL-S19500/228. Low leakage current. SOD-123F 0.154(3.90) 0.138(3.50) 0.012(0.30) Typ. 0.071(1.80) 0.055(1.40) Mechanical data Case: SOD-123F standard package, molded plastic. Terminals: solderable per MIL-STD-750, method 2026. Polarity: Indicated by cathode band. Mounting position: Any Weight: 0.027 gram(approx.). 0.110(2.80) 0.094(2.40) 0.067(1.70) 0.051(1.30) 0.035(0.90) Typ. 0.035(0.90) Typ. Dimensions in inches and (millimeter) Maximum Rating (at TA=25 C unless otherwise noted) O Parameter Repetitive peak reverse voltage RMS voltage Reverse voltage Forward rectified current Thermal resistance Forward surge current Storage temperature Junction temperature Conditions Symbol Min Typ Max Unit VRRM VRMS VR IO RJA 98 30 -55 +150 +125 40 28 40 1 V V V A C/W A O 8.3 ms single half sine-wave superimposed on rate load (JEDEC method) IFSM TSTG Tj C C O Electrical Characteristics (at TA=25 C unless otherwise noted) O Parameter Forward voltage Reverse current Capacitance between terminals IF = 1A VR = 40V Conditions Symbol Min Typ Max Unit VF IR CT 120 0.50 0.1 V mA pF f = 1 MHz, and 4 VDC reverse voltage REV:A QW-A1132 Page 1 Comchip Technology CO., LTD. SMD Schottky Barrier Diode SMD Diodes Specialist Rating and Characteristic Curves (CDBKM140) Fig.1 Reverse Characteristics 1000 10 Fig.2 - Forward Characteristics IR, Reverse Current (uA) Forward Current ( A ) 100 1 Tj=25C 10 0.1 Tj=25C 1 0.01 0.1 0 20 40 60 80 100 120 0.001 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Percent of Rated Peak Reverse Voltage (%) Forward Voltage (V) Fig.3 Junction Capacitance 180 1.4 Fig. 4 - Current Derating Curve Junction Capacitance (pF) 160 140 120 100 80 60 40 20 0 0 5 10 15 20 25 Average forward current ( A ) 40 45 f = 1 MHz Ta = 25 C 1.2 1.0 0.8 0.6 0.4 0.2 0 30 35 0 25 50 75 100 125 150 Reverse voltage (V) Ambient Temperature ( C) Fig.5 Non-repetitive Forward Surge Current 30 IFSM, Peak Forward Surge Current (A) TJ=25 8.3ms single half sine wave, JEDEC method 24 18 12 6 0 1 10 100 Number of Cycles at 60Hz REV:A QW-A1132 Page 2 Comchip Technology CO., LTD. SMD Schottky Barrier Diode SMD Diodes Specialist Reel Taping Specification P0 P1 d Index hole E T F B Polarity W C P A 12 0 o D2 D1 D W1 Trailer ....... ....... 10 pitches (min) Device ....... ....... ....... ....... Leader ....... ....... 10 pitches (min) End Start Direction of Feed SYMBOL A 3.90 0.10 0.154 0.004 B 1.90 0.10 0.075 0.004 C 1.68 0.10 0.066 0.004 d 1.55 0.10 0.061 0.004 D 178 1 7.008 0.04 D1 60.0 MIN. 2.362 MIN. D2 13.0 0.20 0.512 0.008 KM SOD-123F (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 T 0.22 0.05 0.009 0.002 W 8.00 0.20 0.315 0.008 W1 13.5 MAX. 0.531 MAX. KM SOD-123F (mm) (inch) REV:A QW-A1132 Page 3 Comchip Technology CO., LTD. SMD Schottky Barrier Diode SMD Diodes Specialist Marking Code Part Number CDBKM140 Marking Code 14 14 Suggested PAD Layout KM/SOD-123F SIZE (mm) A B C D E 3.30 1.40 1.90 4.70 1.90 (inch) 0.130 0.055 0.075 C D A E 0.185 B 0.075 Standard Package Qty per Reel Case Type (Pcs) KM SOD-123F 3000 Reel Size (inch) 7 REV:A QW-A1132 Page 4 Comchip Technology CO., LTD. |
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