Low VF SMD Schottky Barrier Rectifiers CDBA120L-HF Thru. CDBA140L-HF Reverse Voltage: 20 to 40 Volts Forward Current: 1.0 Amp RoHS Device Halogen Free DO-214AC (SMA) Features -Low Profile surface mount applications in order to optimize board space. 0.067 (1.70) 0.047 (1.20) -Low power loss, high efficiency. 0.114 (2.90) 0.083 (2.10) -High current capability, low forward voltage drop. -High surge capability. 0.181 (4.60) 0.157 (4.00) -Guarding 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) 0.004(0.10) 0.209 (5.30) 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 120L-HF CDBA 130L-HF CDBA 140L-HF Units Max. Repetitive peak reverse voltage VRRM 20 30 40 V Max. DC blocking voltage VDC 20 30 40 V Max. RMS voltage VRMS 14 21 28 V 0.40 V Parameter Max. instantaneous forward voltage @ 1.0A, TA=25°C VF Operating Temperature TJ 0.38 -50 to +100 Symbol °C MAX. Units IO 1.0 A IFSM 30 A VR =VRRM TA=25°C IR 1.0 mA VR =VRRM TA=100°C IR 20 mA Thermal resistance Junction to ambient RθJA 80 °C/W Diode junction apacitance f=1MHZ and applied 4V DC reverse Voltage CJ 130 pF Parameter Conditions Forward rectified current see Fig.2 Forward surge current 8.3ms single half sine-wave superimposed on rate load (JEDEC method) MIN. TYP. Reverse current Storage temperature TSTG -50 +150 °C REV:B Page 1 QW-JL006 Comchip Technology CO., LTD. Low VF SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBA120L-HF thru. CDBA140L-HF) Fig.1 - Typical Forward Characteristics Fig.2 - Typical Forward Current Derating Curve 1.75 50 LH 30 Average Forward Current, (A) BA 1 F~ C D D BA 14 3.0 0L C D -H F BA 12 0L -H 10 C Instantaneous Forward Current, (A) F Single phase half wave 60Hz Resistive or inductive load 1.50 1.0 TJ=25°C Pulse Width 300us 1% Duty Cycle 0.1 1.25 1.00 0.75 0.50 0.25 0.3 0.1 0.5 0.7 0.9 1.1 1.3 0 1.5 0 Forward Voltage, (V) 25 50 75 100 125 150 175 Ambient Temperature, (°C) Fig.4 - Maximum Non-repetitive Forward Surge Current Fig.3 - Typical Reverse Characteristics 100 P e a k F o r w a r d S u r g e Cur r e n t, (A ) Reverse Leakage Current, (mA) 50 TJ=100 °C 10 1.0 TJ=25 °C 0.1 O TJ=25 C 8.3ms single half sine wave, JEDEC method 40 30 20 10 0.01 0 20 40 60 80 100 120 140 0 1 Percent of Rated Peak Reverse Voltage, (%) 10 100 Number of Cycles at 60Hz Fig.5 - Typical Junction Capacitance 350 Junction Capacitance, (pF) 300 250 200 150 100 50 0 0.01 0.1 1 10 100 Reverse Voltage, (V) REV:B Page 2 QW-JL006 Comchip Technology CO., LTD. Low VF 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 MAX. 5.30 MAX. 2.66 MAX. 1.50 ± 0.10 330 ± 2.00 50.0 MIN. 13.50 ± 1.00 (inch) 0.106 MAX. 0.209 MAX. 0.105 MAX. 0.059 ± 0.004 12.99 ± 0.079 1.969 MIN. 0.531 ± 0.039 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 ± 0.05 0.60 MAX. 12.0 ± 0.30 18.4 MAX. (inch) 0.069 ± 0.004 0.217 ± 0.004 0.157± 0.004 0.157 ± 0.004 0.079 ± 0.002 0.024 MAX. 0.472 ±0.012 0.724 MAX. REV:B Page 3 QW-JL006 Comchip Technology CO., LTD. Low VF SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code CDBA120L-HF SL12 CDBA130L-HF SL13 CDBA140L-HF SL14 Cathod Band XXXX XXXX = Product type marking code Suggested PAD Layout DO-214AC (SMA) SIZE (mm) (inch) A 4.00 0.157 B 2.50 0.098 C 1.70 0.067 D 6.50 0.256 E 1.50 0.059 D A E C B Standard Packaging REEL PACK Case Type DO-214AC (SMA) REEL Reel Size ( pcs ) (inch) 5,000 13 REV:B Page 4 QW-JL006 Comchip Technology CO., LTD.