Crane Aerospace & Electronics Microwave Solutions 0° Dividers/Combiners - PDF-4E-250 SQ Technical Feature features • Space Qualified • 10 - 500 MHz • 4 Way Flatpack • Hi-Rel Flatpack PERFORMANCE Description Frequency Range..............................................10 - 500 MHz Isolation.................................................... 25 min., 28 typ. dB Insertion Loss........................................ 1.2 max., 1.0 typ. dB Amplitude Balance................................ 0.2 max., 0.1 typ. dB Phase Balance...............................................3° max., 2° typ. VSWR Input/Output...............................1.3:1 max., 1.2:1 typ. The PDF-4E-250 SQ is a wideband, lumped element, 4 way power divider, covering 10 - 500 MHz. Its toroidal transformer design yields high performance with small size and weight. Parts, materials and processes in accordance with Merrimac document CENG-0001, “Standard Design Requirements for Space Qualified Devices”. Input Power............................................................. 1 W max. Coupling................................................................-6 dB nom. Impedance.........................................................50 Ohm nom. Internal Power Dissipation................................. 50 mW max. Operating Temperature................................... -55° to +85° C PACKAGE OUTLINE Crane Aerospace & Electronics Microwave Solutions – Merrimac Industries 41 Fairfield Place, West Caldwell, NJ 07006 + 1.973.575.1300 ext. 1309 • [email protected] www.craneae.com/mw PDF-4E-250 SQ - Rev. 6, 05/02/2001 DS_Power Divider_PDF4E250SQ_050201.doc. This revision supersedes all previous releases. All technical information is believed to be accurate, but no responsibility is assumed for errors. We reserve the right to make changes in products or specifications without notice. Copyright © 2012 Crane Electronics, Inc. All rights reserved.