OBSOLETE

Device Overview

General Description

The BT-0030SMG is a packaged bias tee featuring excellent insertion loss and superior isolations over a broad 20 MHz to 30 GHz bandwidth. Tight fabrication tolerances allow for low unit to unit variation enabling accurate simulations using the provided s3p file taken from measured production units. The bias tee is available in a compact package and is suitable for applications such as amplifier biasing, diode biasing and DC level shifting.

Photo of BT-0030SMG-2

Features

  • Frequency Range 20 MHz to 30 GHz
  • 1 Watt RF Power Handling
  • Miniature Surface Mount Package
  • Lead Free Assembly
  • Reflow Solderable

Applications

  • Test and Measurement Equipment

Functional Block Diagram

Block Diagram

Part Ordering Options

Part NumberDescriptionPackageGreen StatusProduct LifecycleExport Classification
BT-0030SMG-2Miniature Surface-Mount 0.02 - 30 GHz Bias-TeeSMG

RoHS

REACH

ObsoleteEAR99
BT-0030SMG-1Miniature Surface-Mount 0.02 - 30 GHz Bias-TeeSMG

Non-RoHS

ObsoleteEAR99

Table Of Contents

Revision History

Revision CodeRevision DateComment
A2021-10-01EOL

Rev: A | Copyright © 2021 Marki Microwave LLC.

2

Port Configuration and Functions

Port Diagram

Diagram of the port configuration for BT-0030SMG-2

Port Functions

PortFunctionDescriptionDC Equivalent
Circuit
CommonRF+DC This port is DC blocked to the RF port and DC connected to the DC port through an internal RF choke.Equivalent circuit for the RF+DC
DCDC This port is internally connected to an RF choke which is Dc connected to the RF+DC port and DC blocked to the RF port.Equivalent circuit for the DC
RFRF This port is internally DC blocked to the RF+DC and DC ports.Equivalent circuit for the RF

Rev: A | Copyright © 2021 Marki Microwave LLC.

3

Specifications

Absolute Maximum Ratings

ParameterMaximum RatingUnit
DC Current 0.5A
DC Voltage 30V
Maximum Storage Temperature 125°C
Minimum Storage Temperature -65°C
RF Power Handling 1W

Package Information

ParameterDetailsRating
Dimensions-3.81 x 6.10 mm
Moisture Sensitivity Level-MSL 3

Rev: A | Copyright © 2021 Marki Microwave LLC.

4

Electrical Specifications

Specifications guaranteed at +25C, measured in a 50-Ohm system

ParameterTest ConditionsMinimum
Frequency
(GHz)
Maximum
Frequency
(GHz)
MinTypMaxUnit
DC Port Isolation -0.02 30-40-dB
DC Resistance -0.02 30-1-Ω
Insertion Loss -0.02 30-12.5dB

Rev: A | Copyright © 2021 Marki Microwave LLC.

5

Typical Performance Plots

Insertion Loss (dB) graph for BT-0030SMG-2
Insertion Loss (dB) graph for BT-0030SMG-2

Rev: A | Copyright © 2021 Marki Microwave LLC.

6

Mechanical Data

Outline Drawing

Download : Outline 3D Drawing Outline 3D STP

Outline Drawing

Rev: A | Copyright © 2021 Marki Microwave LLC.

7

Rev: A | Copyright © 2021 Marki Microwave LLC.

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