Rev: A | Copyright © 2021 - 2022 Marki Microwave LLC.

General Description

The MDPX-0407 is a broadband passive MMIC diplexer, a combination high pass and loss pass filter, capable of multiplexing low frequency DC to 4 GHz and high frequency 7 to 26.5 GHz signals. It can also be used as a reflectionless high pass or low pass filter when terminated with an internal/external 50 Ohm load. Passive GaAs MMIC technology allows production of smaller filter constructions that replace larger form factor circuit board constructions. Tight fabrication tolerances allow for less unit-to-unit variation than traditional filter technologies. The MDPX-0407 is available as a connectorized module and as wire bondable die. Low unit to unit variation allows for accurate simulations using the provided S3P file taken from measured production units.

Features

  • 5 GHz Crossover Point
  • Low <1dB typical Insertion Loss in Pass band
  • High Stop Band Suppression
  • Reflectionless Filter
  • RoHS Compliant

Functional Block Diagram

Block Diagram

Electrical Performance Summary

ParameterTypUnit
30 dBc Low Pass Rejection Point 53dB
1 dBc High Passband 7 to 26.5GHz
1 dBc Low Passband 0 to 4GHz

Summary only – refer to the Electrical Specifications, Absolute Maximum Ratings, and Recommended Operating Range tables for complete details.

Part Ordering Options

Part NumberDescriptionPackageConnectorsGreen StatusProduct LifecycleExport Classification
MDPX-0407Passive MMIC DC-4 GHz Diplexer/Reflectionless FilterUBStandard

REACH

RoHS

ReleasedEAR99

Table Of Contents

Typical Performance Plots

Insertion Loss (dB) graph for MDPX-0407
Adjacent Isolation (dB) graph for MDPX-0407
Insertion Loss (dB) graph for MDPX-0407
Insertion Loss (dB) graph for MDPX-0407
Return Loss (dB) graph for MDPX-0407
Return Loss (dB) graph for MDPX-0407
Band 1 Group Delay (ps) graph for MDPX-0407
Band 1 Group Delay (ps) graph for MDPX-0407

Typical Performance Plots over temperature

Band 2 Insertion Loss (dB) graph for MDPX-0407
Band 2 Insertion Loss (dB) graph for MDPX-0407
Band 1 Insertion Loss (dB) graph for MDPX-0407
Band 1 Insertion Loss (dB) graph for MDPX-0407
High Pass - Low Pass Isolation (dB) graph for MDPX-0407
Common Return Loss (dB) graph for MDPX-0407
Low Pass Return Loss (dB) graph for MDPX-0407
High Pass Return Loss (dB) graph for MDPX-0407

Specifications

Electrical Specifications

Specifications guaranteed +25°C for UB package, measured in a 50Ω system.

ParameterTest ConditionsMinimum
Frequency
(GHz)
Maximum
Frequency
(GHz)
MinTypMaxUnit
1 dBc High Passband -- -7-26.5GHz
1 dBc Low Passband -- -0-4GHz
30 dBc Low Pass Rejection Point DC to 3 GHz
0 32553-dB
Common Port Return Loss 7 to 26.5 GHz
7 26.5718-dB
Common Port Return Loss DC to 4 GHz
0 41822-dB
High Pass Filter, Pass Band Insertion Loss 7 to 26.5 GHz
7 26.5-0.9-dB
High Pass Filter, Pass Band Return Loss 7 to 26.5 GHz
7 26.5718-dB
Impedance -- --50-Ω
Isolation 3 to 4 GHz
3 4-20-dB
Isolation 7 to 26.5 GHz
7 26.52538-dB
Isolation DC to 3 GHz
0 32538-dB
Low Pass Filter, Pass Band Insertion Loss DC to 4 GHz
0 4-0.9-dB
Low Pass Filter, Pass Band Return Loss DC to 4 GHz
0 41822-dB
Low Pass Filter, Stop Band Rejection 7 to 26.5 GHz
7 26.52542-dB

Absolute Maximum Ratings

ParameterMaximum RatingUnit
Maximum Storage Temperature 100°C
Maximum Survivable Operating Temperature 100°C
Minimum Storage Temperature -65°C
Minimum Survivable Operating Temperature -65°C
RF Power Handling 30dBm
Spec Guaranteed Operating Temperature 25°C

Package Information

ParameterDetailsRating
Dimensions-16.26x9.53 mm

Port Configuration and Functions

Port Diagram

Diagram of the port configuration for MDPX-0407

Port Functions

PortFunctionConnector TypeDescriptionDC Equivalent
Circuit
GNDGround -Package ground provided through metal housing and outer coax conductor.Equivalent circuit for the Ground
Port 1Input/Common SMAFPort 1 is DC short to Port 4 and open to the other two ports and ground.Equivalent circuit for the Input/Common
Port 2RF High Band SMAFPort 2 is DC short to ground and open to all other ports.Equivalent circuit for the RF High Band
Port 3RF Low Band SMAFPort 4 is DC short to Port 1 and open to the other two ports and ground.Equivalent circuit for the RF Low Band

Mechanical Data

Outline Drawing

Download : Outline 2D Drawing Outline 3D Drawing Outline 3D STP

Outline Drawing

Revision History

Revision CodeRevision DateComment
-2021-05-01Datasheet initial Release
A2022-03-01CH Wire Bondable Die Added

Notes

DATA SHEET NOTES:

  1. Group delay calculated using wrapped phase response.
  2. Specifications are subject to change without notice. Contact Marki Microwave for the most recent specifications and data sheets.
  3. Catalog circuits are continually improved. Configuration control requires custom model numbers and specifications.

Note: Exposure to maximum rating conditions for extended periods may reduce device reliability. There is no damage to device with only one parameter set at the limit and all other parameters set at or below their nominal value. Exceeding any of the limits listed here may result in permanent damage to the device.

DISCLAIMER

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