CH35-0008-S 20 dB Directional Coupler 5 - 1000 MHz Features • • • • • FP-2 Space Qualified version of CH-140 Designed to meet the Stringent Reliability Standards of Space Hardware 50 Ohms Nominal Impedance Broadband Flat Coupling Directivity - 30 dB typical 0.312 MIN TYP (7.9 MIN) PIN 0.015 DIA ±0.005 (0.38 ±0.13) 8 PLACES 1 2 3 4 0.385 ±0.020 (9.8 ±0.5) 5 6 7 8 Description M/A-COM’s CH35-0008-S is a unique type of 180° hybrid. 0.080 (2.0) 0.100 (2.5) 0.250 (6.3) Absolute Maximum Ratings1 Parameter Max. Input Power 10-500 MHz Operating Temperature Storage Temperature 0.350 (8.9) 0.051 (12.9 ±0.5)) Absolute Maximum 0.150 MAX (3.8 MAX) 3 Watt Max. -55°C to +85°C -65°C to +125°C 0.060 (1.5) 1. Operation of this device above any one of these parameters may cause permanent damage. Dimensions in ( ) are in mm. Unless Otherwise Noted: .xxx = ±0.010 (.xx = ±0.25) .xx = ±0.02 (.x = ±0.5) WEIGHT (APPROX.): 0.09 OUNCES 2.5 GRAMS Electrical Specifications, TA = +25°C Parameter Frequency Units Min. Typ. Max. - 19.75 dB + 1 dB - Coupling 5-1000 MHz dB Coupling Flatness 5-1000 MHz dB - - +0.5 5-800 MHz 800-1000 MHz dB dB 20 17 - - VSWR 5-1000 MHz - - - 1.35:1 Main line Loss 5-1000 MHz dB - - .75 Directivity 1. All specifications apply with 50 Ohms source and load impedance. 2. Main line loss includes theoretical power split. Specifications subject to change without notice. North America: Tel. (800) 366-2266, Fax (800) 618-8883 Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 Visit www.macom.com for additional data sheets and product information. V 2.0 1