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| Directional Coupler 1.42-1.66 GHz DC15-73 Features s Low Cost s Low Profile s Available in Small SOT-6 Lead Package s Tape & Reel Description The DC15-73 is a monolithic directional coupler tailored to the 1.42-1.66 GHz band. It offers low loss, good isolation, good input/output matching and exceptional coupling repeatability. It is available in the SOT-6 lead surface mount package. Electrical Specifications at 25C Parameter Frequency Insertion Loss Isolation Input VSWR Output VSWR Coupling Coupled Port VSWR 19.4 30 Min. 1.42 0.2 34 1.1:1 1.1:1 18.4 1.1:1 1.3:1 1.3:1 17.4 1.3:1 dB Typ. Max. 1.66 0.3 Unit GHz dB dB Pin Out Block Diagram Coupled DC15 GND GND COUPLED OUT GND IN Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 3/99A 1 2 3 6 5 4 Out In 1 Directional Coupler 1.42-1.66 GHz DC15-73 Typical Performance Data -0.0 -0.1 -0.2 -0.3 -0.4 -0.5 1.40 1.5 1.4 Insertion Loss (dB) Output VSWR 1.45 1.50 1.55 1.60 1.65 1.70 1.3 1.2 1.1 1.0 1.40 1.45 1.50 1.55 1.60 1.65 1.70 Frequency (GHz) Frequency (GHz) Insertion Loss vs. Frequency 0 1.5 Output VSWR vs. Frequency -10 Coupled Port VSWR 1.4 1.3 1.2 1.1 1.0 1.40 Isolation (dB) -20 -30 -40 1.40 1.45 1.50 1.55 1.60 1.65 1.70 1.45 1.50 1.55 1.60 1.65 1.70 Frequency (GHz) Frequency (GHz) Isolation vs. Frequency 1.5 1.4 Coupled Port VSWR vs. Frequency -16 -17 Coupling (dB) Input VSWR -18 -19 -20 -21 -22 1.40 1.3 1.2 1.1 1.0 1.40 1.45 1.50 1.55 1.60 1.65 1.70 1.45 1.50 1.55 1.60 1.65 1.70 Frequency (GHz) Frequency (GHz) Input VSWR vs. Frequency Coupling vs. Frequency 2 Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 3/99A Characteristic Input Power1 Operating Temperature Storage Temperature 0.018 TYP. 0.015 TYP. Directional Coupler 1.42-1.66 GHz DC15-73 Absolute Maximum Ratings 1. When operating with a 2.0:1 maximum VSWR on all ports. Recommended Board Layout ,,,,,, ,,,,,, ,,,,,, ,,, ,,, ,,, ,,,,,, ,,,,,, ,,,,,, DC15 y , 0.039 TYP. SOT-6 Value 4.0 W CW -40C to +85C -65C to +150C 0.074 (1.90 mm REF.) PIN 6 PIN 1 INDICATOR PIN 1 0.020 (0.51 mm) 0.014 (0.350 mm) 0.057 (1.45 mm) 0.035 (0.90 mm) 0.126 (3.20 mm) 0.087 (2.20 mm) 0.071 (1.80 mm) 0.052 (1.30 mm) 0.037 (0.95 mm) REF. 0.012 (0.30 mm) TYP. 0.014 (0.26 mm) 0.004 (0.10 mm) 5.0 1 ,,,,,, ,,,,,, ,,,,,, ,,,, ,,,, ,,,, ,,,, ,,,, ,,,, 0.075 0.020 0.006 (0.15 mm) 0.000 (0.00 mm) 5.0 1 0.122 (3.10 mm) 0.106 (2.70 mm) 0.022 (0.61 mm) 0.004 (0.10 mm) 0.020 DIA. VIA 3 PLACES Material is 10 mil FR4 Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 3/99A 3 |
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