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NFC circular Antenna calculator | NFC Antenna Calculator

This page mentions calculator for NFC antenna of circular shape. The formula used to calculate inductance of NFC circular antenna calculator are also mentioned. The links to other antenna calculators are also mentioned.

NFC Antenna Calculator

Number of Turns, 'Na' (input1) :

Average Antenna diameter, 'D' in cm (input2) :

Antenna Width, 's' in cm (input3) :

NFC Antenna Inductance in µH (Output#1):


*Note: Enter values in INPUT boxes and Press CALCULATE button to check OUTPUTS.

EXAMPLE of NFC Circular Antenna Calculator:
INPUTS : Na = 3, D = 8 cm, s = 0.5 cm
OUTPUTS: L = 1.51 µH


Formula/Equations used in NFC circular antenna Calculator

Following formula/equations are used in the NFC Antenna Calculator of circular type.

NFC circular antenna

This NFC circular antenna calculator is useful to design the NFC loop Antenna.


NFC technology related links

How NFC Works   NFC Modulation and coding   NFC basics    NFC-A,NFC-B,NFC-F types    NFC vs RFID    difference between bluetooth,wifi,RFID and NFC    What is NFC on phone    Difference between NFC tag types    NFC Tag vs NFC Reader   

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Following is the list of useful converters and calculators.

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Noise temp. to NF

Antenna links

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