SMD Schottky Barrier Diode CDBS120-HF Thru. CDBS160-HF Forward current: 1.0A Reverse voltage: 20 to 60V RoHS Device Halogen Free 0805 0.083 (2.10) 0.075 (1.90) Features 0.055 (1.40) 0.047 (1.20) -Low power loss, High efficiency. R 0.011(0.275) -High current capability, low VF 0.040(1.00) Typ. -Plastic package has underwriters laboratory flammability classification 94V-0. Mechanical Data 0.022 (0.55) 0.014 (0.35) -Case: Packed with FRP substrate and epoxy underfilled. 0.022(0.55) 0.014(0.35) 0.039 (1.00) 0.028 (0.70) -Terminals: Pure Tin plated (Lead-Free),solderable per MIL-STD-750, method 2026. Dimensions in inches and (millimeter) -Polarity: Laser cathode band marking. .-Weight: 0.005 grams (approx). Circuit diagram Maximum Ratings (At Ta=25°C, unless otherwise noted) Symbol CDBS120-HF CDBS140-HF CDBS160-HF Unit Repetitive peak reverse voltage VRM 20 40 60 V Average forward current IF(AV) 1 A Peak forward surge current @8.3ms single half sine-wave IFSM 10 A Parameter Operating junction temperature range -55 to +125 TJ Storage temperature -55 to +150 °C -55 ~ +150 TSTG °C Electrical Characteristics (At Ta=25°C, unless otherwise noted) Parameter Conditions Symbol Unit Min. Typ. Max. CDBS120-HF - 0.32 0.39 0.42 - IF=0.1A IF=0.5A IF=1.0A CDBS140-HF - 0.33 0.40 0.47 IF=0.1A IF=0.5A IF=1.0A CDBS160-HF - 0.38 0.50 0.62 0.65 IRRM - 0.028 0.20 mA Cj - 115 - pF Junction to ambient (Note 2) RΘJA - 120 - ºC/W Junction to lead (Note 2) RΘJL - 28 - ºC/W IF=0.1A IF=0.5A IF=1.0A Forward voltage (Note1) Type Reverse peak reverse current (Note1) VR=Max.VRRM, Ta=25°C Junction capacitance VR=4V, f=1.0MHz VF 0.45 - V 0.50 - Thermal resistance Notes: (1) Pulse test width pw=300usec, 1% duty cycle. (2) Mounted on P.C. board with 0.2*0.2”(5.0*5.0mm) copper pad areas. Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 1 QW-JB059 Comchip Technology CO., LTD. SMD Schottky Barrier Diode RATING AND CHARACTERISTIC CURVES (CDBS120-HF Thru. CDBS160-HF) Fig.2- Maximum Non-Repetitive Peak Forward Surge Current 1.0 0-HF S16 CDB -HF S140 CDB Thru 0.5 Peak Forward Surge Current, (A) 12 -HF S120 CDB Average Forward Rectified Current, (A) Fig.1- Typical Forward Current Derating Curve Resistive or inductive load P.C.B Mounted on 0.2*0.2”(5.0*5.0mm) Copper pad areas 0 25 50 75 100 125 8 6 4 2 175 150 1 10 100 Case Temperature, (°C) Number of Cycles at 60Hz Fig.3- Typical Instantaneous Forward Characteristics Fig.4- Typical Reverse Characteristics 10 100 Instantaneous Reverse Voltage, (mA) Instantaneous forward current, (A) 10 0 0 1.00 0.10 0.01 CDBS120-HF CDBS140-HF CDBS160-HF 0.001 8.3ms Single Half Sine-Wave (JEDEC Method) 10 TJ=100°C 1.0 0.1 O TJ=25 C 0.01 0.001 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Instantaneous forward voltage, (V) 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage, (%) Fig.5- Typical Junction Capacitance 400 O Junction Capacitance, (pF) TJ=25 C f=1MHz Vsig=50mVP-P 100 10 0.1 1 10 100 Reverse Voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 2 QW-JB059 Comchip Technology CO., LTD. SMD Schottky Barrier Diode Reel Taping Specification d P0 P1 T E Index hole F W B P C A 12 o 0 D2 D1 D W1 Trailer ....... ....... End Device ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed 0805 0805 SYMBOL A B C d D D1 D2 (mm) 1.45 ± 0.10 2.25 ± 0.10 1.10 ± 0.10 1.50 ± 0.10 178 ± 2.00 60 ± 0.50 13.50 ± 0.50 (inch) 0.057 ± 0.004 0.089± 0.004 0.043 ± 0.004 0.059 ± 0.004 7.008 ± 0.079 2.362 ± 0.020 0.531± 0.020 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 8.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00 ± 0.30 9.0 ± 0.50 (inch) 0.069 ± 0.004 0.138 ± 0.002 0.315 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.315 ± 0.012 0.354 ± 0.02 Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 3 QW-JB059 Comchip Technology CO., LTD. SMD Schottky Barrier Diode Marking Code Cathode Mark Marking Code Part Number Amps Class CDBS120-HF A 2. CDBS140-HF A 4. CDBS160-HF A 6. A X. Halogen free type X: Voltage class (20V: 2 / 40V:4 / 60V:6) Suggested PAD Layout 0805 SIZE C (mm) (inch) A 0.90 MIN. 0.035 MIN. B 0.80 MIN. 0.031 MIN. C 1.30 MAX. 0.051 MAX. D 2.90 REF. 0.114 REF. A B D Standard Packaging REEL PACK Case Type 0805 REEL Reel Size ( pcs ) (inch) 3,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 4 QW-JB059 Comchip Technology CO., LTD.