Low VF Low IR SMD Schottky Barrier Rectifiers CDBC320LR-HF Thru. CDBC3200LR-HF Reverse Voltage: 20 to 200 Volts Forward Current: 3.0 Amp RoHS Device Halogen Free Features DO-214AB (SMC) - Low Profile surface mount applications in order to optimize board space. - Low power loss, high efficiency. - High current capability, low forward voltage drop. - High surge capability. - Guard ring for overvoltage protection. - Ultra high-speed switching. - Silicon epitaxial planar chip, metal silicon junction. 0.126 (3.20) 0.114 (2.90) 0.245 (6.22) 0.220 (5.59) 0.280 (7.11) 0.260 (6.60) 0.019 (0.485) MAX. Mechanical data 0.114 (2.90) 0.075 (1.90) - Epoxy: UL94-V0 rate flame retardant. - Case: Molded plastic, DO-214AB / SMC - Terminals: solderable per MIL-STD-750, method 2026. - Polarity: Indicated by cathode band. - Weight: 0.226 grams(Approx.) 0.008(0.20) 0.004(0.10) 0.325 (8.25) 0.305 (7.75) 0.063 (1.60) 0.030 (0.76) Dimensions in inches and (millimeter) Circuit Diagram 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% . Parameter Symbol CDBC CDBC CDBC CDBC CDBC CDBC Unit 320LR-HF 340LR-HF 360LR-HF 3100LR-HF 3150LR-HF 3200LR-HF Max. Repetitive peak reverse voltage VRRM 20 40 60 100 150 200 V Max. DC blocking voltage VDC 20 40 60 100 150 200 V Max. RMS voltage VRMS 14 28 42 70 105 140 V Max. Instantaneous forward voltage @3.0A, TA=25°C VF 0.40 0.45 0.55 0.75 0.82 0.85 V Operating Temperature TJ -50 to +150 Symbol -50 to +175 °C MAX. Unit IO 3.0 A IFSM 125 A VR =VRRM TA=25°C IR 0.5 mA VR =VRRM TA=100°C IR 20 mA Thermal Resistance Junction to ambient RθJA 55 °C/W Diode Junction capacitance f=1MHZ and applied 4V DC reverse Voltage 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 Storage temperature TSTG -50 +175 Company reserves the right to improve product design , functions and reliability without notice. °C REV:A Page 1 QW-JL023 Comchip Technology CO., LTD. Low VF Low IR SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBC320LR-HF Thru. CDBC3200LR-HF) Fig.1 - Typical Forward Current Derating Curve Fig.2 - Typical Forward Characteristics 1 BC3 50 L 2.5 R-H D F~C R -H 1.5 00 L BC ~CD -HF 2 BC3 0 LR 2.0 F 3 10 0LR 1.0 -HF 0.5 0 0 25 50 75 100 125 150 CD 10 3 20 C 3.0 C3 DB 1.0 CD 0.1 3 BC 1 L 00 BC 60 ~C HF R- LR 340 LR -HF F -H 2 C3 DB 00 LR F -H TJ=25°C Pulse Width 300us 1% Duty Cycle 0.01 0.1 175 BC CD HF~ L R- 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 150 700 TJ=25°C 8.3ms single half sine wave, JEDEC method Junction Capacitance, (pF) Peak Forward Surge Current, (A) Instantaneous ForwardCurrent, (A) CD 3.0 C 32 CD B Average Forward Current, (A) 100 120 90 60 30 600 500 400 300 200 100 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:A Page 2 QW-JL023 Comchip Technology CO., LTD. Low VF Low IR 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-214AB (SMC) DO-214AB (SMC) SYMBOL A B C d D D1 D2 (mm) 6.30 ± 0.10 8.60 ± 0.10 2.90 ± 0.10 1.50 ± 0.10 330 ± 2.00 50.0 MIN. 13.50 ± 0.50 (inch) 0.248 ± 0.004 0.339 ± 0.004 0.114 ± 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 7.50 ± 0.10 8.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 0.60 ± 0.10 16.00 ± 0.30 22.40 ± 1.00 (inch) 0.069 ± 0.004 0.295 ± 0.004 0.315± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.236 ± 0.004 0.630 ±0.012 0.882 ± 0.039 Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 3 QW-JL023 Comchip Technology CO., LTD. Low VF Low IR SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code CDBC320LR-HF KL32 CDBC340LRHF - KL34 CDBC360LRHF - KL36 CDBC3100LRHF - KL310 CDBC3150LRHF - KL315 CDBC3200LRHF - KL320 Cathod Band XXXXX XXXXX = Product type marking code Suggested PAD Layout DO-214AB (SMC) D SIZE (mm) (inch) A 6.90 0.272 B 2.50 0.098 C 3.30 0.130 D 9.40 0.370 E 4.40 0.173 A E C B Standard Packaging REEL PACK Case Type DO-214AB (SMC) REEL Reel Size ( pcs ) (inch) 3,000 13 Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 4 QW-JL023 Comchip Technology CO., LTD.