CH-/CHS-134 Bi-Directional Couplers, 10 - 500 MHz Features n n V 3.00 FP-2 (CH-134) Constant Coupling - Within ± 0.5 dB Max. MIL-STD-202 Screening Available Description Bi-Directional Couplers offer the ability to couple the power in two directions while maintaining directivity. SF-1 (CHS-134) Pin Configuration (CH-134) Pin Configuration (CHS-134) Pin No. Function Pin No. Function 1 C 3 A 2 B 4 D Pin No. Function Pin No. Function 1 C 5 A 2 GND 6 GND 3 GND 7 GND 4 B 8 D Bi-Directional Couplers, 10 - 500 MHz CH-/CHS-134 V 3.00 Electrical Specifications1: TA = -55°C to +85°C Parameter Test Conditions Frequency Units Min Typ Max Coupling Input to Output — dB 10.1 10.8 11.5 Coupling Flatness — — dB — — ± 0.5 VSWR All Ports 10 - 500 MHz 25 - 200 MHz Ratio Ratio — — — — 1.8:1 1.5:1 Both Directions — dB 20 — — — — dB — — 1.6 — — Watt — — 1.0 Directivity Main Line Loss Input Power 2 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. Functional Diagram (CH-134) Functional Diagram (CHS-134) 8 4 0° 0° 180° 1 5 Case P2, P3, P6 and P7 Ground 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. Visit www.macom.com for additional data sheets and product information. 4 2 180° 1 3 Case Ground 2 n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 Bi-Directional Couplers, 10 - 500 MHz CH-/CHS-134 V 3.00 Typical Performance Curves Directivity 1.50 50 Directivity (dB) Main Line Loss (dB) Above 0.46 dB Power Split Main Line Loss 1.00 0.50 0.00 40 30 20 5 10 20 50 100 200 300 400 500 5 10 20 Frequency (MHz) 100 200 300 400 500 300 400 500 Coupling VSWR 1.80 1.80 1.60 1.60 VSWR VSWR 50 Frequency (MHz) 1.40 1.40 1.20 1.20 1.00 1.00 5 10 20 50 100 200 300 400 500 5 10 20 50 100 200 Frequency (GHz) Frequency (GHz) Ordering Information Part Number Package CH-134 PIN FP-2 CHS-134 PIN SF-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. Visit www.macom.com for additional data sheets and product information. 3 n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020