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GPS External Active Antenna

35*32mm GA-20I GPS External Active Antenna

GA-20I
ROHS

Model No.

GA-20I

Description

The active external patch antenna with circularly polarized radiation pattern features directional operation to be used in a navigation scenario, where the antenna always keep facing sky to receive satellite signals effectively.

Features

※Environmental Conditions

 
Operation Temperature

-30℃ to + 85℃

Storage Temperature -40℃ to + 100℃
Relative Humidity

20% to 95%

※Electrical Specifications

 
Operation Voltage Min: 2.5 V     Typ: 3.0 V     Max: 5.5V

Current Consumption

Typ: 13 mA   Max: 18mA  @ 5.0V

※Mechanical Specifications

 

Mounting

Magnet mount

Horizontal Pulling Force of Magnet

19.6N Min.

Water Proof

Deep into water 50cm, 30 Min.
Shock 50G 11sec. Half sine wave. 3 Axes,Every Axes 3 Times.
Vibration

10~200Hz Log. Sweep 3.0G

sweep time: 15 Minutes, 3 Axes.
Magnet Threshold

The antenna must stay atlached to the vehicle, at a speed of 180 km/h.

Cable Pulling Off Force

At room temperature Min 5Kg /10sec.

Apply 5Kg /10sec pulling force between the cable and the antenna unit,no visible damage shall appear on the cable and connector.

Bending Test

After bending 90° right and left for 1,000 cycles, no permanent damage were found.

Weight

70g Max.

Dimension

See Fig. 2

※Antenna

 
Frequency Range 1575.42 ± 1.023 MHz.
Bandwidth 15 MHz min.  ( Return loss –10 dB )
Gain

at 90° Elevation: + 2.0 dBic Typ.

at 10° Elevation: -1.0 dBic Typ .

Mounted on the 70mm*70mm ground plane.
Polarization

RHCP

Axial Ratio

at 90° Elevation: 3.0 dB Max.

at 10° Elevation: 7.0 dB Max.

Mounted on the 70mm*70mm ground plane.

※LNA 

 

Frequency Range

1575.42±1.023 MHz

Gain

28dB ±4dB ( + 25 ℃± 5℃)

28dB ±5dB ( - 30 ℃± 85℃)

Noise Figure

1.5 dB Max. ( + 25 ℃ ± 5℃) @ 5.0V

2.1 dB Max. ( - 30 ℃ ± 85℃) @ 5.0V

Output Impedance

50Ω

Outer Band Attenuation

F0=1575.42MHz

F0±20MHz     7dB min

F0±30MHz    12dB min

F0±50MHz    20dB min

F0±100MHz   30dB min

Output VSWR

2.0 Max

※ TOTAL Specifications

 

RF Cable

RG-174 , ψ2.7 ± 0.2mm , Black

Cable Length:5M ± 5cm

RF Connector

SMA(Male)

Frequency Range

1575.42 ± 1.023MHz

Gain

26dB ±5dB ( + 25 ℃± 5℃)

26dB ±6dB (-30 ℃± 85℃)

(Mounted on the the 70mm*70m ground plane)

Output Impedance

50Ω

VSWR

2.0 Max