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| 11 dB, Bi-Directional Coupler, 10 - 500 MHz Features * Constant Coupling - Within 0.5 dB Max * MIL-STD-202 Screening Available CH-138 V4 TO-8-2 Description Bi-Directional couplers offer the ability to couple the power in two directions while maintaining directivity. Pin Configuration Pin No. 1 2 3 4 5 6 Function GND B GND GND C GND Pin No. 7 8 9 10 11 12 Function GND A GND GND D GND Electrical Specifications1: TA = -55C to +85C Parameter Coupling Coupling Flatness VSWR Directivity Main Line Loss 2 Input Power Test Conditions Input to Output -- All Ports Both Directions -- -- Frequency -- -- 10 - 500 MHz 25 - 200 MHz -- -- -- Units dB dB Ratio Ratio dB dB Watt Min 9.8 -- -- -- 17 -- -- Typ 10.8 -- -- -- -- -- -- Max 11.8 0.5 1.8:1 1.5:1 -- 1.6 1.0 1. All specifications apply with 50 ohm source and load impedance. 2. Includes theoretical power split. This product contains elements protected by United States Patent umber 3,426,298. 1 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. * North America Tel: 800.366.2266 / Fax: 978.366.2266 * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information. 11 dB, Bi-Directional Coupler, 10 - 500 MHz Functional Diagram Ordering Information Part Number CH-138 PIN Package TO-8-2 CH-138 V4 Typical Performance Curves 2 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. * North America Tel: 800.366.2266 / Fax: 978.366.2266 * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information. |
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