NFC/RFID Transponder Coils

NFC (Near Field Communication) and RFID (Radio Frequency Identification) transponder coils are components used in contactless communication systems. These coils are essential for enabling wireless communication between devices or tags and readers in applications such as access control, payment systems, inventory management, and asset tracking.
NFC and RFID transponder coils are typically made of conductive wire wound into a coil shape. The coils are designed to resonate at specific frequencies, usually within the high-frequency (HF) or ultra-high-frequency (UHF) ranges. The resonant frequency depends on factors such as the number of turns in the coil and its physical dimensions.
In NFC systems, the transponder coil is embedded in NFC-enabled devices, such as smartphones or contactless cards. The coil acts as an antenna for both transmitting and receiving data. When an NFC-enabled device is brought near an NFC reader, the transponder coil in the device picks up the radio frequency signal from the reader and uses it to exchange data between the two devices.
In RFID systems, transponder coils are typically found in RFID tags or labels. These tags contain a microchip and an antenna coil. When the RFID tag is within range of an RFID reader, the reader emits a radio frequency signal, which is picked up by the transponder coil in the tag. The coil then converts the energy from the radio frequency signal into electrical energy, which powers the microchip in the tag. The microchip can then transmit data back to the reader using the same coil.
The design of NFC and RFID transponder coils is crucial to ensure efficient communication and reliable performance. Factors such as the number of turns, coil diameter, spacing between the turns, and the choice of conductor material all impact the coil's resonance frequency, signal strength, and reading range.
Overall, NFC and RFID transponder coils play a vital role in enabling contactless communication in various applications. They allow for convenient, secure, and efficient wireless data exchange between devices and tags, making them widely used in industries such as transportation, logistics, retail, and access control.

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Enter Qty Package / CaseInductanceToleranceMaximum DC CurrentMaximum DC ResistanceSaturation CurrentQ MinimumSelf Resonant FrequencyMinimum Operating TemperatureMaximum Operating TemperatureCore MaterialQualificationSeriesPackaging
  
                  
TPLC553030-592H


NFC/RFID Transponder Coils 5.89mH 3% Transpndr Coil AEC-Q200
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TDK 11638
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USD 0.1739

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 5.9 mH3 % 70 Ohms 35 - 40 C+ 125 C  TplcCut Tape
B82453C0203A000


NFC/RFID Transponder Coils 4.75mH 3% Transpondr 3D Z Coil AEC-Q200
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 7.2 mH3 %-165 Ohms 22.05600 KHz- 40 C+ 85 CPhosphor BronzeAec - Q200B82453cCut Tape
B82450A2364E000


NFC/RFID Transponder Coils 2.36mH 125KHz Tol=3% Q=50 Fres=2.0MHz
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TDK 4842
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7.8 mm x 2.7 mm x 2.7 mm2.36 mH3 %---352 MHz- 40 C+ 125 CFerriteAEC - Q200B82450AReel , Cut Tape
B82450A2364A


NFC/RFID Transponder Coils 2.36mH 3% 25ohms
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TDK 3342
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 2.36 mH3 % 62 mOhms   - 40 C+ 125 CFerrite B82450a - AReel
B82450A7004A000


NFC/RFID Transponder Coils 7.0mH 125KHz Tol=3% Q=40 Fres=1.1MHz
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11.4 mm x 3.5 mm x 2.4 mm7 mH3 %  ---- 40 C+ 125 CFerriteAEC - Q200B82450AReel , Cut Tape
B82453C0275A000


NFC/RFID Transponder Coils 7.2mH 3% Transpondr 3D Z Coil AEC-Q200
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TDK 2114
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 7.2 mH3 %-165 Ohms 22.05420 KHz- 40 C+ 85 CPhosphor BronzeAec - Q200B82453cCut Tape
B82453C0270A000


NFC/RFID Transponder Coils 6.75mH 3% Transpondr 3D Z Coil AEC-Q200
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TDK 1745
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 13.2 mH3 %-250 Ohms 22.05450 KHz- 40 C+ 85 CPhosphor BronzeAec - Q200B82453cCut Tape
B82450A1004A000


NFC/RFID Transponder Coils 1.0mH 125KHz Tol=3% Q=40 Fres=3.5MHz
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TDK 1650
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11.4 mm x 3.5 mm x 2.4 mm1 mH3 %---403.5 MHz- 40 C+ 125 CFerriteAEC - Q200B82450AReel , Cut Tape
KT11835TTEG123G


NFC/RFID Transponder Coils Trans. Coil Inductor 12mH 2 % Tol.
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KOA Speer 1552
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11.8 mm x 3.6 mm12 mH2 %12 mA119 Ohms 45500 KHz- 40 C+ 125 C Aec - Q200Ktkt11835Reel
B82451L1005E402


NFC/RFID Transponder Coils 10mH 3% Transponder Z Coil AEC-Q200
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TDK 1455
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USD 0.9085

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 10 mH3 % 104 Ohms 50850 KHz- 40 C+ 85 CFerriteAec - Q200B82451lReel
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