SMD Schottky Barrier Rectifiers CDBA5819-HF Reverse Voltage: 40 Volts Forward Current: 1A RoHS Device Halogen Free Features DO-214AC (SMA) - Ideal for surface mount applications. - Easy pick and place. 0.185(4.70) 0.163(4.15) - Plastic package has Underwriters Lab. flammability classification 94V-0. 0.110(2.80) 0.094(2.40) 0.065(1.65) 0.049(1.25) - Built-in strain relief. - Low forward voltage drop. Mechanical data 0.208(5.28) 0.185(4.70) - Case: JEDEC DO-214AC, molded plastic. - Terminals: Solderable per MIL-STD-750, method 2026. - Polarity: Color band denotes cathode end. 0.093(2.35) 0.075(1.90) 0.060(1.52) 0.030(0.76) 0.010(0.25) 0.006(0.15) - Weight: 0.064 grams(Approx.). Circuit diagram Dimensions in inches and (millimeter) Maximum Ratings (at TA=25°C unless otherwise noted) Symbol Value Unit Maximum repetitive peak reverse voltage VRRM 40 V Maximum DC bolcking voltage VDC 40 V Maximum RMS voltage VRMS 28 V Peak surge forward current 8.3ms single half sine-wave superimposed on rate load (JEDEC method) IFSM 20 A IO 1 A RΘJA 55 °C/W Tj -55 to +125 °C TSTG -55 to +125 °C Symbol Value Unit VF 0.55 V IR 0.5 20 mA Parameter Maximum Average forward current Thermal resistance from junction to ambience Operating junction temperature range Storage temperature range Electrical Characteristics (at TA=25°C unless otherwise noted) Parameter Max. Forward voltage at 1.0 A (Note 1) Max. DC reverse current at rated DC blocking voltage Ta = 25°C Ta = 100°C Note 1: Pulse test:300μs pulse width, 1% duty cycle. Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 1 QW-JB009 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBA5819-HF) Fig.2 - Typical Reverse characteristics Fig.1 - Typical Forward Characteristics 10000 Reverse Current, (µA) 100 1 25° C 50° C 10 125 °C 100 °C 75° C Forward Current, (mA) 1000 125°C 1000 100°C 100 75°C 50°C 10 25°C 1 0 0 0 0.1 0.2 0.3 0.4 0 0.5 Forward Voltage, (V) 5 10 15 20 25 35 40 45 Reverse Voltage, (V) Fig.4 - Non Repetitive Peak Forward Surge Current Fig.3 - Current Derating Curve Peak Surge Forward Current, (A) 35 Average Forward Current, (A) 30 1.2 1.0 0.8 0.6 0.4 0.2 8.3 ms single half sine wave JEDEC mehode 30 25 20 15 O Tj =25 C 10 5 0 0 0 25 50 75 100 125 150 1 10 100 Number of cycles at 60 Hz Lead Temperature, (°C) Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 2 QW-JB009 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 SMA (DO-214AC) SMA (DO-214AC) SYMBOL A B C d D D1 D2 (mm) 2.60 ± 0.15 5.18 ± 0.17 2.36 ± 0.10 1.50 ± 0.10 330 ± 1.50 75.00 ± 1.00 13.50 ± 0.50 (inch) 0.102 ± 0.006 0.204 ± 0.007 0.093 ± 0.004 0.059 ± 0.004 12.992 ± 0.060 2.953 ± 0.040 0.531 ± 0.020 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 5.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.05 12.00 ± 0.200 13.50 ± 0.50 (inch) 0.069 ± 0.004 0.217 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.002 0.472 ± 0.008 0.531 ± 0.020 Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 3 QW-JB009 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code CDBA5819-HF 5819 Special code oo Blank L LL SL Others Low VF Ultra Low VF Super Low VF Comchip logo Cathod Band Package: C OO X B XXXX X A B C PKG SMA SMB SMC Product type marking code Schottky Diode Suggested PAD Layout DO-214AC (SMA) SIZE (mm) (inch) D A 4.00 0.157 A B 2.50 0.098 C 1.70 0.068 D 6.50 0.256 E 1.50 0.060 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:B Page 4 QW-JB009 Comchip Technology CO., LTD.