C09-0R412 MARKIMICROWAVE | Alldatasheet

Document overview

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Technical content

Features

▪ Ultra Broadband Performance ▪ Excellent Coupling Flatness ▪ High Directivity ▪ Low VSWR ▪ Microwave Power Dividers & Couplers App Note Electrical Specifications Parameter1 Frequency Range Min Typ Max Mean Coupling (dB)

450 MHz - 12 GHz

Amplitude Flatness (dB)2 ±0.7 ±1.4 Direct Line Insertion Loss (dB) DC -12 GHz 1.8 VSWR 1.15 1.4 Directivity (dB) 15 22 Weight (g) 90 1Specifications guaranteed when operated in a 50Ω system. 2Deviation from average coupling. [MM] INCH PROJECTION XXX=±.005 XX=±.02 DIRECTIONAL COUPLER SMA Female Connectors 4 PL IN -9 dB D/C C09-0R412 .18 [4.57] [23.37] .920 [142.24] [132.97] 3.760 [95.5] 5.235 5.600 OUT ISOL .070 .410 [1.78] [10.41] .550 [13.97] [5.8] .23 Ø .094 Thru 4 PL [15.2] .60 .30 [7.6] The C 09-0R412 is a broadband 0.45-12 GHz, 9 dB directional coupler. The multisection tri-plate stripline design exhibits excellent coupling flatness and VSWR at all ports. Cu stom designs are also available; contact the factory for details.

Copyright © 2020 Marki Microwave, Inc. | Rev. B DIRECTIONAL COUPLER C09-0R412 Page 2 Typical Performance Fig. 1. Direct line insertion loss. Fig. 3. Coupled port power. Fig. 2. Typical port return loss. Fig. 4. Typical directivity. 0 2 4 6 8 10 12 Frequency (GHz) Insertion Loss (dB) -50 -40 -30 -20 -10 0 2 4 6 8 10 12 Frequency (GHz) Coupled Power (dB) -40 -35 -30 -25 -20 -15 -10 0 2 4 6 8 10 12 Frequency (GHz) Return Loss (dB) -35 -30 -25 -20 -15 -10 0 2 4 6 8 10 12 Frequency (GHz) Directivity (dB)

Marki Microwave reserves the right to make changes to the product(s) or information contained herein without notice. Marki Microwave makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Marki Microwave assume any liability whatsoever arising out of the use of or application of any product. © Marki Microwave, Inc. DIRECTIONAL COUPLER C09-0R412 Page 3 Model Number Description C09-0R412 0.45-12 GHz, 9 dB Directional Coupler with SMA connectors¹, LEAD-FREE/RoHS COMPLIANT 1Default is SMA female connectors. Consult factory for other connector options.

Revision History

Revision code Revision Date Comment B 4/2020 Updated Direct Line IL specs