SMD Schottky Barrier Rectifiers CDBB320-HF Thru. CDBB3100-HF Reverse Voltage: 20 to 100 Volts Forward Current: 3.0 Amp RoHS Device Halogen Free DO-214AA (SMB) Features -Low Profile surface mount applications in order to optimize board space. 0.087 (2.20) 0.075 (1.90) -Low power loss, high efficiency. 0.157 (4.00) 0.130 (3.30) -Hight current capability, low forward voltage drop. -Hight surge capability. 0.189 (4.80) 0.157 (4.00) -Guardring for overvoltage protection. 0.012 (0.31) MAX. -Ultra high-speed switching. -Silicon epitaxial planar chip,metal silicon junction. 0.098 (2.50) 0.083 (2.10) Mechanical data -Epoxy: UL94-V0 rate flame retardant. 0.008(0.21) MAX. 0.063 (1.60) 0.028 (0.70) -Case: Molded plastic, DO-214AA / SMB 0.220 (5.60) 0.197 (5.00) -Terminals: solderable per MIL-STD-750, method 2026. -Polarity: Indicated by cathode band. Dimensions in inches and (millimeter) -Weight: 0.091 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 CDBB 320-HF CDBB 340-HF CDBB 360-HF CDBB 3100-HF Unit Max. repetitive peak reverse voltage VRRM 20 40 60 100 V Max. DC blocking voltage VDC 20 40 60 100 V Max. RMS voltage Parameter VRMS 14 28 42 70 V Max. instantaneous forward voltage @ 3.0A, TA=25°C VF 0.45 0.50 0.70 0.81 V Operating Temperature TJ -50 to +150 Symbol °C MAX. Unit IO 3.0 A IFSM 70 A VR =VRRM TA=25°C IR 0.5 mA VR =VRRM TA=100°C IR 20 mA Junction to ambient RθJA 55 °C/W CJ 250 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 °C REV: C Page 1 QW-JB024 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBB320-HF thru. CDBB3100-HF) Fig.1 - Typical Forward Current Derating Curve Fig.2 - Typical Forward Characteristics 1.5 1.0 0.5 0 0 25 50 75 100 150 -H F 40 BB 3 0HF 0HF ~C D TJ=25°C Pulse Width 300us 1% Duty Cycle 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 Ambient Temperature, ( °C ) Fig.3 - Maximum Non-repetitive Forward Surge Current Fig.4 - Typical Junction Capacitance 700 TJ=25 OC 8.3ms single half sine wave, JEDEC method Junction Capacitance, (pF) 600 80 60 40 20 0 1.0 0.01 0.1 175 -HF Forward Voltage, ( V ) 100 Peak Forward Surge Current, ( A ) 125 3.0 00 B31 CDB BB 36 2.0 10 B3 2 2.5 CD 3.0 CD B Instantaneous Forward Current, ( A ) Average Forward Current, (A) 100 1 10 100 500 400 300 200 100 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 TJ=125°C 0.1 TJ=25°C 0.01 0 40 80 120 160 200 Percent of Rated Peak Reverse Voltage, (%) REV: C Page 2 QW-JB024 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Reel Taping Specification d P0 P1 T E Index hole F W B C P A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed DO-214AA (SMB) DO-214AA (SMB) SYMBOL A B C d D D1 D2 (mm) 4.00 ± 0.10 5.90 ± 0.10 3.00 ± 0.10 1.50 ± 0.10 330 ± 2.00 50.0 MIN. 13.50 ± 0.50 (inch) 0.157 ± 0.004 0.232 ± 0.004 0.118 ± 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 8.00 ± 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 0.315± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.236 ± 0.004 0.472 ±0.012 0.724 ± 0.040 REV: C Page 3 QW-JB024 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code CDBB320-HF SK32 CDBB340-HF SK34 CDBB360-HF SK36 CDBB3100-HF SK310 Cathod Band XXXXX xxxxx = Product type marking code Suggested PAD Layout DO-214AA (SMB) SIZE (mm) (inch) 4.30 0.169 D A A E B 2.50 0.098 C 2.30 0.091 D 6.80 0.268 E 1.80 0.071 C B Standard Packaging REEL PACK Case Type DO-214AA (SMB) REEL Reel Size ( pcs ) (inch) 3,000 13 REV: C Page 4 QW-JB024 Comchip Technology CO., LTD.