GLTFGPS2540 GPS L1 active patch antenna with IPEX cable

RF Product · GPS Ceramic Antenna

GLTFGPS2540 GPS L1 Active Patch Antenna with Built-In LNA

SKUGLTFGPS2540

Active GPS L1 patch antenna with a separate built-in LNA. Check the 3–5 V supply, IPEX connection and 25 × 25 × 6.5 mm installation space. Antenna gain and LNA gain are different specifications.

1575.42 +/- 3 MHz25 x 25 x 6.5 mm50 ohm

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Commercial informationData revision V1 · 10 September 2026 · valid through 10 September 2029

MOQ10 pieces

SamplesFree sample available

Standard lead time7 days

CustomizationConnector and frequency

ProductionMass production

Volume pricing is negotiable. Custom-order MOQ is confirmed against the project specification.

Documented product data

Technical specifications

Values below come from the fields currently recorded for this model.

SKUGLTFGPS2540

Frequency1575.42 +/- 3 MHz

Dimensions25 x 25 x 6.5 mm

Impedance50 ohm

PolarizationCircular polarization

Axial ratio<= 5 dB

Horizontal coverage360 deg

Antenna output VSWR<= 1.5

Max. gain4 dBi

10 dB bandwidth+/- 5 MHz

LNA gain>= 28 dB

Noise figure<= 2 dB

LNA output VSWR<= 2.0

In-band flatness+/- 1.0 dB

Output P1dB compression>= -10 dBm

Out-of-band rejection (100 MHz offset)> 35 dBc

Working voltage3-5 V

Working current<= 20 mA

Antenna dimension25 x 25 x 6.5 mm (ceramic 25 x 25 x 4 mm)

Cable modelRG113 or user specified

Cable length85 +/- 5 mm or customized

ConnectorIPEX or customized

Operating temperature-40 to +65 degC

Storage temperature-50 to +85 degC

Humidity40-95%

CategoryGPS Ceramic Antenna

Engineering selection guide

Product details

How this model fits the documented RF, interface and installation requirements.

Active antenna selection

Separate the patch gain from the LNA gain

GLTFGPS2540 is a GPS L1 active patch antenna with a built-in low-noise amplifier. Its operating frequency is 1575.42 ± 3 MHz. The patch has a stated antenna gain of 4 dBi, while the LNA gain is listed separately at ≥28 dB with a noise figure of ≤2 dB.

The active circuitry requires a 3–5 V supply and draws no more than 20 mA. The documented interface is IPEX. Overall dimensions are 25 × 25 × 6.5 mm, including a 25 × 25 × 4 mm ceramic patch.

Cable options are RG113 or custom, with a length of 85 ± 5 mm or custom. Confirm the required cable configuration together with the supply, mating interface and available installation space.

GPS band1575.42 ± 3 MHz · circular polarization

Active stage≥28 dB LNA · ≤2 dB noise figure · 3–5 V

Mechanical fitIPEX · 25 × 25 × 6.5 mm overall

Current documentation

Downloads

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PDFProduct datasheetTechnical information for this model

Documented use cases

Applications

Application labels below are stored on this product.

GPS L1

RF Product

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