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| 90 Degree Hybrid 1.85-1.99 GHz HY19-12 Features s Low Cost s Low Profile s Small SOIC-8 Package s Tape & Reel Description The HY19-12 is a 90 degree hybrid tuned for the 1.85-1.99 GHz band. The monolithic circuitry is 100% passive and offers low loss, high isolation and exceptional phase/amplitude balance. It is available in the SOIC-8 leaded surface mount package. Electrical Specifications at 25C Parameter Frequency Insertion Loss1 Isolation VSWR All Ports Amplitude Balance Phase Balance 1. Less 3 dB power split. Min. 1.85 Typ. .5 Max. 1.99 .6 1.5:1 1.1 2.0 Unit GHz dB dB dB Deg. 17 20 1.3:1 .5 1.0 Pin Out RF IN DIRECT Block Diagram IN DIRECT 1 8 HY19 GND GND ISOLATED COUPLED 2 3 4 7 6 GND GND ISOL. COUPLED 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 5 1 90 Degree Hybrid 1.85-1.99 GHz HY19-12 Typical Performance Data -3.00 -3.20 Direct -3.40 -3.60 Coupled -3.80 -4.00 1.85 1.87 1.30 1.25 VSWR (:1) 1.89 1.91 1.93 1.95 1.97 1.99 Loss (dB) 1.20 1.15 1.10 1.05 1.00 1.85 1.87 1.89 1.91 1.93 1.95 1.97 1.99 Frequency (GHz) Frequency (GHz) Path Losses vs. Frequency 1.00 0.75 0.50 1.30 1.25 Input VSWR vs. Frequency Balance (dB) VSWR (:1) 0.25 0.00 -0.25 -0.50 -0.75 -1.00 1.85 1.87 1.89 1.91 1.93 1.95 1.97 1.99 1.20 1.15 1.10 1.05 Coupled Direct 1.00 1.85 1.87 1.89 1.91 1.93 1.95 1.97 1.99 Frequency (GHz) Frequency (GHz) Amplitude Balance vs. Frequency 91.00 90.60 0.00 -9.00 Output VSWR vs. Frequency Phase (Deg.) 90.20 89.80 89.40 89.00 1.85 1.87 Isolation (dB) 1.89 1.91 1.93 1.95 1.97 1.99 -18.00 -27.00 -36.00 -45.00 1.85 1.87 1.89 1.91 1.93 1.95 1.97 1.99 Frequency (GHz) Frequency (GHz) Coupled - Direct Phase vs. Frequency Isolation vs. Frequency 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 2 90 Degree Hybrid 1.85-1.99 GHz HY19-12 Absolute Maximum Ratings Characteristic Input Power1 Operating Temperature Storage Temperature Electrostatic Discharge Value +4 W -40C to +85C -65C to +150C +125 V SOIC-8 PIN 8 0.050 (1.27 mm) BSC PIN 1 INDICATOR 0.244 (6.20 mm) 0.228 (5.80 mm) 1. Exceeding these parameters may cause irreversible damage. PIN 1 0.020 (0.51 mm) MAX. 0.049 (1.24 mm) 0.016 (0.41 mm) 0.016 MAX. (0.41 mm) x 45 CHAMFER Recommended Board Layout 0.1630 0.068 (1.73 mm) MAX. 0.197 (5.00 mm) 0.189 (4.80 mm) 0.010 (0.25 mm) 0.004 (0.10 mm) 0.158 (4.00 mm) 0.150 (3.80 mm) 0.010 (0.25 mm) 0.007 (0.17 mm) 8 MAX. 0.0424 0.0282 0.0200 DIA. VIA 12 PLACES 0.0180 TYP. Materials 10 mil FR-4. Dimensions are in inches. 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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