SMD Schottky Barrier Rectifiers CDBB220-HF Thru. CDBB2100-HF Reverse Voltage: 20 to 100 Volts Forward Current: 2.0 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) -High current capability, low forward voltage drop. 0.189 (4.80) 0.157 (4.00) -High surge capability. -Guarding 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. -Case: Molded plastic, DO-214AA / SMB 0.008(0.21) MAX. 0.063 (1.60) 0.028 (0.70) 0.220 (5.60) 0.197 (5.00) -Terminals: solderable per MIL-STD-750, method 2026. Dimensions in inches and (millimeter) -Polarity: Indicated by cathode band. -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 220-HF CDBB 240-HF CDBB 260-HF CDBB 2100-HF Units Max. Repetitive peak reverse voltage VRRM 20 40 60 100 V Max. DC blocking voltage VDC 20 40 60 100 V Max. RMS voltage VRMS 14 28 42 70 V Max. instantaneous forward voltage @2.0A, TA=25°C VF 0.45 0.50 0.70 0.81 V Operating Temperature TJ Parameter -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 °C REV: C Page 1 QW-JB019 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBB220-HF Thru. CDBB2100-HF) Fig.2 - Typical Forward Characteristics INSTANTANEOUS FORWARD CURRENT, (A) Fig.1 - Typical Forward Current Derating Curve Average Forward Current , (A) 2.4 2.0 1.6 1.2 0.8 0.4 2 BB CD 10 -H 20 F D ~C 24 BB CD F 0-H F 0-H 26 F -H BB 00 1 B2 B CD 1.0 TJ=25°C Pulse Width 300us 1% Duty Cycle 0.1 0.01 0 0 25 50 75 100 125 150 0.1 175 0.3 0.5 0.7 0.9 1.1 1.3 1.5 Ambient Temperature, (°C) Forward Voltage, (V) Fig.3 - Maximum Non-repetitive Forward Surge Current Fig.4 - Typical Junction Capacitance 50 700 TJ=25 OC 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 ) 100 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 TJ=75°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-JB019 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-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-JB019 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code CDBB220-HF 220 CDBB240-HF 240 Special code oo Blank L LL SL Others Low VF Ultra Low VF Super Low VF Comchip logo CDBB260-HF CDBB2100-HF Package: 260 Cathod Band 2100 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-214AA (SMB) D SIZE (mm) (inch) A 4.30 0.169 B 2.50 0.098 C 2.30 0.091 D 6.80 0.268 E 1.80 0.071 A E C B Standard Packaging REEL PACK Case Type DO-214AA (SMB) REEL Reel Size ( pcs ) (inch) 3,000 13 REV: C Page 4 QW-JB019 Comchip Technology CO., LTD.