Keyless Entry Tx Antenna Potted with Unsealed/Sealed Connector - 500uH - KGEA-BFCWX-B-0500J

Keyless Entry Tx Antenna Potted with Unsealed/Sealed Connector - 500uH - KGEA-BFCWX-B-0500J

Short Range Emitter Antenna - 103x20x9mm / 500uH

Working Frequencies: 20kHz, 125kHz, 134.2 kHz
High stability in temperature (-40ºC up to +85ºC).
Connector located outside assembly housing plastic base.
Low tolerances in the resonance frequency LC.
Strong anchor points which provide an easy assembly.
Custom inductance value under demand.
Applications: Keyless smart entry system.

insert_drive_fileData sheet (PDF)
Freq. (kHz) 125
Length (mm) 103
Q Min 115
Height (mm) 9
Width (mm) 20
L (µH) 500
SRF (MHz) Min 3
Cres (nF) 3.345

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H-field measurement LF Antenna KGEA-BFCWX series

Procedure

  • Magnetic field probe measures 1,2,3meters in load Ipp=2App.
  • Receiving the signal from the probe field with the spectrum analyzer.

Sample

  • LF Antenna KGEA‐BFCWX‐B‐0500J @125 KHz (L=500µH; C=3,3nF). Ferrite Core 68x7x3mm

Setup

Result

ANTENNA LFH‐Field (1m) @ 125KHz (dBuV/m)H‐Field (2m) @ 125KHz (dBuV/m)H‐Field (3m) @ 125KHz (dBuV/m)
Ipp=2App Ipp=2App Ipp=2App
KGEA-BFCWX-B-0500J 136.2 119.75 109.7

 

 

 

 

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Also in the series
Freq. (kHz)L (µH)Length (mm)Width (mm)Height (mm)SRF (MHz) MinQ MinCres (nF)
134.242610320931003.3
12534510320921004.7