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DBTC-9-4+ The Mini-Circuits DBTC-9-4+ is a surface mount directional coupler with 9 dB nominal coupling. It operates over a wide frequency range from 5 MHz to 1000 MHz.
Mfr Part #:

DBTC-9-4+

Available from 1 distributors
Mfr Name: Mini-Circuits
Mini-Circuits
The Mini-Circuits DBTC-9-4+ is a surface mount directional coupler with 9 dB nominal coupling. It operates over a wide frequency range from 5 MHz to 1000 MHz.
✓ Total Stock: 7,100 pcs
$ Price Range: $0.99

DBTC-9-4+ Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
7,100 pcs
On Request
7100 pcs On Request 1 On Request On Request 13+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

DBTC-9-4+ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Coupler Type
Coupling Factor
Frequency
Mounting Type
Operating Temperature
Power
Return Loss
Storage Temperature
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DBTC-9-4+ Description

Short technical summary and product information.

The DBTC-9-4+ from Mini-Circuits is a surface mount directional coupler designed for broadband applications. It offers a nominal coupling factor of 9 dB with a flatness of ±0.5 dB across its operating frequency range of 5 MHz to 1000 MHz.

 

This coupler features a mainline loss of up to 2.0 dB and a VSWR of 1.2:1. It can handle up to 1W of input power. The device is constructed with an LTCC base for temperature stability and features all-welded construction for reliability.

 

Applications include VHF/UHF receivers and transmitters, and cellular systems. The AT790-1 case style is suitable for surface mounting, and the component is aqueous washable. It is protected by US Patents 6,140,887 & 6,784,521.

DBTC-9-4+ Quick Information

Product Type: RF Directional Coupler
Canonical Name: DBTC-9-4+ Surface Mount Directional Coupler
Subcategory: RF Directional Coupler

DBTC-9-4+ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

DBTC-9-4+ Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

DBTC-9-4+ Features

  • 9 dB nominal coupling factor.
  • Operates from 5 MHz to 1000 MHz.
  • Surface mountable AT790-1 case.
  • 1W maximum input power handling.
  • LTCC base for temperature stability.

DBTC-9-4+ Applications

  • Suitable for VHF/UHF receiver and transmitter systems.
  • Used in cellular communication signal routing.
  • Ideal for broadband RF signal splitting applications.
  • Applicable in RF test and measurement setups.
  • Suitable for high-frequency RF coupling and isolation.

DBTC-9-4+ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the nominal coupling factor of the DBTC-9-4+?

The nominal coupling factor is 9.0 dB ±0.5 dB.

What is the operating frequency range for the DBTC-9-4+?

The operating frequency range is 5 MHz to 1000 MHz.

What is the maximum mainline loss of the DBTC-9-4+?

The maximum mainline loss is 2.0 dB.

What is the directivity of the DBTC-9-4+?

Directivity is 17 dB minimum from 5-50 MHz, 13 dB minimum from 50-500 MHz, and 15 dB minimum from 500-1000 MHz.

What is the VSWR for the DBTC-9-4+?

The VSWR is 1.2:1 from 5-1000 MHz. For the coupled port above 500 MHz, it is typically 1.6:1.

What is the input power rating for the DBTC-9-4+?

The input power rating is 0.5 W from 5-50 MHz and 1.0 W from 50-1000 MHz.

What is the operating temperature range for this directional coupler?

The operating temperature range is -40°C to +85°C.

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