SMD Schottky Barrier Rectifiers CDBA240-HF Thru. CDBA2100-HF Reverse Voltage: 40 to 100 Volts Forward Current: 2.0 Amp RoHS Device Halogen Free Features DO-214AC (SMA) -Low Profile surface mount applications in order to optimize board space. -Low power loss, high efficiency. 0.067 (1.70) 0.047 (1.20) -High current capability, low forward voltage drop. 0.114 (2.90) 0.083 (2.10) -High surge capability. 0.187 (4.75) 0.157 (4.00) -Guard ring for overvoltage protection. -Ultra high-speed switching. -Silicon epitaxial planar chip,metal silicon junction. 0.012 (0.30) TYP. Mechanical data 0.098 (2.50) 0.067 (1.70) -Epoxy: UL94-V0 rate flame retardant. -Case: Molded plastic, DO-214AC / SMA 0.008(0.20) 0.003(0.08) 0.224 (5.70) 0.185 (4.70) 0.061 (1.55) 0.030 (0.75) -Terminals: solderable per MIL-STD-750, method 2026. -Polarity: Indicated by cathode band. Dimensions in inches and (millimeter) -weight: 0.055 grams Maximum Ratings and Electrical Characteristics Ratings at Ta=25°C unless otherwise noted. Single phase, half wave, 60Hz, resistive or inductive loaded. For capacitive load, derate current by 20% . Symbol CDBA 240-HF CDBA 260-HF CDBA 2100-HF Units Max. Repetitive peak reverse voltage VRRM 40 60 100 V Max. DC blocking voltage VDC 40 60 100 V Max. RMS voltage Parameter VRMS 28 42 70 V Max. instantaneous forward voltage @ 2.0A, TA=25°C VF 0.50 0.70 0.81 V Operating Temperature TJ -50 to +150 Symbol °C MAX. Units IO 2.0 A IFSM 50 A VR =VRRM TA=25°C IR 0.5 mA VR =VRRM TA=100°C IR 20 mA Junction to ambient RθJA 50 °C/W CJ 30 pF Parameter Conditions Forward rectified current see Fig.1 Forward surge current 8.3ms single half sine-wave superimposed on rate load (JEDEC method) MIN. TYP. Reverse Current Thermal Resistance Diode Junction capacitance f=1MHZ and applied 4V DC reverse Voltage Storage temperature TSTG -50 +175 Company reserves the right to improve product design , functions and reliability without notice. °C REV:C Page 1 QW-JB005 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBA240-HF Thru. CDBA2100-HF) Fig.2 - Typical Forward Characteristics 1.2 0.8 0.4 0 0 25 50 75 100 125 150 F 0H BA 24 D 26 0H F C O T=25 C J Pulse Width 300us 1% Duty Cycle 0.3 0.5 Ambient Temperature, (°C) 0.9 1.1 1.3 1.5 Fig.4 - Typical Junction Capacitance 700 O TJ=25 C 8.3ms single half sine wave, JEDEC method 600 40 Junction Capacitance , (pF) P e a k F o r w a r d S u r g e Cur r e n t, (A ) 0.7 Forward Voltage, (V) Fig.3 - Maximum Non-repetitive Forward Surge Current 50 F 0.1 0.1 175 0H 10 BA 2 D 1.0 C 1.6 10 BA 2.0 50 D Average Forward Current , (A) 2.4 C INSTANTANEOUS FORWARD CURRENT, (A) Fig.1 - Typical Forward Current Derating Curve 30 20 10 500 400 300 200 100 0 1 10 100 0 0.01 Number of Cycles at 60Hz 0.1 1 10 100 Reverse Voltage, (V) Fig.5 - Typical Reverse Characteristics Reverse Leakage Current , (mA) 100 10 1.0 TJ=125 °C 0.1 TJ=25 °C 0.01 0 20 40 60 80 100 120 140 Percent of Rated Peak Reverse Voltage, (%) Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 2 QW-JB005 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Reel Taping Specification d P0 P1 T E Index hole F W B P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed DO-214AC (SMA) DO-214AC (SMA) SYMBOL A B C d D D1 D2 (mm) 2.70 ± 0.10 5.30 ± 0.10 2.66 ± 0.10 1.50 ± 0.10 330 ± 2.00 50.0 MIN. 13.50 ± 0.50 (inch) 0.106 ± 0.004 0.209 ± 0.004 0.105 ± 0.004 0.059 ± 0.004 12.99 ± 0.079 1.969 MIN. 0.531 ± 0.020 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 5.50 ± 0.10 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 0.60 ± 0.10 12.0 ± 0.30 18.4 ± 1.00 (inch) 0.069 ± 0.004 0.217 ± 0.004 0.157± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.024± 0.004 0.472 ±0.012 0.724 ± 0.040 Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 3 QW-JB005 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code CDBA240-HF 240 CDBA260-HF 260 Special code oo Blank L LL SL Others Low VF Ultra Low VF Super Low VF Comchip logo CDBA2100-HF Package: 2100 Cathod Band C OO X B XXX X A B C PKG SMA SMB SMC Product type marking code Schottky Diode xxx/xxxx = Product type marking code Suggested PAD Layout DO-214AC (SMA) D SIZE (mm) (inch) A 4.00 0.157 B 2.50 0.100 C 1.70 0.068 D 6.50 0.256 E 1.50 0.060 A E C B Standard Packaging REEL PACK Case Type DO-214AC (SMA) REEL Reel Size ( pcs ) (inch) 5,000 13 Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 4 QW-JB005 Comchip Technology CO., LTD.