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This dielectrically loaded quadrifilar helix antenna offers high performance with tight integration and an integral high gain/low noise amplifier.

Product Summary

  • Ideal for tight integration
  • Very small size
  • Rejects conducted noise from application
  • Balanced design - low interaction with platform
  • Wide cardioid beamwidth (>120° typical)
  • Negligible detuning close to user's hand
  • Internal and external mounting
  • SMT compatible
  • Low voltage/current
  • High gain (24dBic typical)

Product Specifications

Parameter Min Typ Max Units
Frequency 1573.42 1575.42 1577.42 MHz
Vcc 2.0 3.3 3.5 V
Current    2.70V
3.30V
  11.5
15
  mA
Gain +22 +24   dBic
Beamwidth   >120   degrees
Noise Figure   1.2 1.3 dB
VSWR   2.0:1 2.3:1 dB
Input Third-Order Intercept Point   0   dBm
Operating Temperature Range -40 +20 +85 °C

Connector Variants

Connector Cable
Direct PCB Placement n/a
SMA (M) n/a
MCX (M) n/a
SMB (F) n/a
SMA (M) 100mm
MCX (M) 100mm
MMCX (M) 100mm
MMCX (M) Right Angle 100mm
SSMT 100mm
Hirose HFL 100mm

Line Drawings & Diagrams


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(PCB Land Pattern)


Further Information
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11 December 2004
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