"High Frequency Ceramic Solutions" NFC antenna with ferrite shielding feature for over-metal/battery/rugged/industrial/ home/automotive and extended reading distance environments. Applications: Lock Access, Pairing, Data Communications, Payment systems, RFID Detail Specification: P/N NFC1AT80A01N8 Page 1 of 4 1/18/2015 1 For optimized reading distance and speed, other inductance values may be selected, go to: www.johansontechnology.com/antennas General Specifications Part Number Frequency (MHz) Reading Distance2 (mm) Inductance @ 13.56MHz Quality Factor @ 13.56 MHz NFC1AT80A01N8 13.56 >40 EMVCO >20 Card (Avg) 1.8 ±10% µH >30 1 Depending on design and end product evironment 2 Reading distance measured using QP3000 and NXP-PN65N Part Number Explanation P/N Packing Bulk (loose) Suffix Style Trays Suffix = S eg. NFC1AT80A01N8S Suffix = E eg. NFC1AT80A01N8E Applications • Data Communications • Lock entry systems • Payment systems • RFID Tags reader/writer • Instant, High Data Rate transfers • Contactless smart cards • Transit Access systems • Security Mechanical Dimensions L W A B T a b c d e In 1.969 ± 0.012 1.181 ± 0.012 0.256 ± 0.012 0.354 ± 0.008 0.021 Max. 0.177 ± 0.012 0.118 ± 0.012 0.039 ± 0.012 0.039 ± 0.012 0.039 ± 0.012 mm 50.00 ± 0.30 30.00 ± 0.30 6.50 ± 0.30 9.00 ± 0.20 0.53 Max. 4.50 ± 0.30 3.00 ± 0.30 1.00 ± 0.30 1.00 ± 0.30 1.00 ± 0.30 B e d a b A Terminal/Contact Pads' Configuration c No. Function 1 2 Feed Feed L W No Radiation on this side T PET Ferrite Sheet Copper FPC Substrate Adhesive Release H-Field *Feed 1/2 interchangeable www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 1.1 2014 Johanson Technology, Inc. All Rights Reserved "High Frequency Ceramic Solutions" NFC antenna with ferrite shielding feature for over-metal/battery/rugged/industrial/ home/automotive and extended reading distance environments. Applications: Lock Access, Pairing, Data Communications, Payment systems, RFID Detail Specification: P/N NFC1AT80A01N8 Page 2 of 4 1/18/2015 1 For optimized reading distance and speed, other inductance values may be selected, go to: www.johansontechnology.com/antennas Typical Electrical Characteristics (T=25 °C) without metal plane Ind_uH Antenna Inductance (uH) 10 8 6 4 2 0 -2 -4 -6 -8 -10 m36 100 90 80 70 60 50 40 30 20 10 0 Features • Can be mounted on top of metal • Available in various inductance values depending on environment • No custom antenna layout design needed • Near field inductive coupling • Ferromagnetic material for fast, instant coupling • Shape, dimensions and matching circuit design for easy integration of all 13.56MHz NFC applications • Thin profile freq, MHz m36 freq=13.56MHz Ind_uH=1.800 Radiation Direction (H Field ≥ 1.5A/m) Antenna Impedance (Ohms) m39 S(4,4) Adhesive on this side No Radiation on this side Contact Pads on Bottom Side freq (1.000MHz to 100.0MHz m39 freq=13.56MHz S(4,4)=0.989 / 36.109 impedance = 2.894 + j153.337 1 Depending on design and end product evironment Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 1.1 2014 Johanson Technology, Inc. All Rights Reserved "High Frequency Ceramic Solutions" NFC antenna with ferrite shielding feature for over-metal/battery/rugged/industrial/ home/automotive and extended reading distance environments. Applications: Lock Access, Pairing, Data Communications, Payment systems, RFID Detail Specification: P/N NFC1AT80A01N8 Page 3 of 4 1/18/2015 1 For optimized reading distance and speed, other inductance values may be selected, go to: www.johansontechnology.com/antennas Antenna Matching Application Note to RX L0 TX C0 C1 C2 C0 C1 C2 RQ NFC Antenna NFC GND Chipset TX L0 EMC filter Matching Circuit RQ Antenna (with quality Factor adjustment) Matching resistance Rmatch at 13.56MHz Component L0 C0 C1 C2 Rq Note The EMC filter is used to reduce harmonics of the 13.56 MHz carriers and perform as an impedance transformer The matching circuit elements C1 and C2 must be tuned to get the required matching resistance Rmatch (Xmatch=0) at the I/O pins of NFC IC The quality factor damping resistors RQ are used to obtain a certain pulse shape as required by the standard. Normally, RQ is chosen to make the antenna Q<35 • Need help laying out the antenna, want us to review the design (free!), or would like us to obtain the new tuning values of your PCB (fee may apply)? Go to: www.johansontechnology.com/component/techquestion 1 Depending on design and end product evironment Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 1.1 2014 Johanson Technology, Inc. All Rights Reserved "High Frequency Ceramic Solutions" NFC antenna with ferrite shielding feature for over-metal/battery/rugged/industrial/ home/automotive and extended reading distance environments. Applications: Lock Access, Pairing, Data Communications, Payment systems, RFID Detail Specification: P/N NFC1AT80A01N8 Page 4 of 4 1/18/2015 For layout positioning review assistance, contact our Applications Team at: www.johansontechnology.com/component/techquestion For more antennas and download measured S-parameters, go to: www.johansontechnology.com/antennas RoHS Compliance www.johansontechnology.com/technical-notes/rohs-compliance.html MSL Info www.johansontechnology.com/technical-notes/msl-rating.html Packaging information www.johansontechnology.com/ipcpackaging.html Soldering Information www.johansontechnology.com/ipcsoldering-profile Recommended Storage Condition and Max Shelf Life www.johansontechnology.com/ipcstorage-shelflife Why use a Ferrite Shielded NFC antenna Vs a regular flex PCB NFC antenna? •When a metal-content object (i.e. battery, plate, GND PCB, LCD display) is placed near, above underneath the NFC antenna, the magnetic field will generate undesired EM current on metal plate, which are called eddy currents which will not permit communication unless customization is done •These eddy currents will absorb power, weaken the E-field and lead to detuning of the antenna, rendering it non-operational • Most of the time it is necessary to "load" or "shield" the antenna with ferrite or other mechanically precise metals for proper operation in metallic environments/layouts End Product Examples Payment Terminal Tablets/Notebooks Transit access receivers Lock/Security Systems Smartphones In-store reward tags Wearables/Fitness Reader Vehicle entry locks Johanson Technology, Inc. reserves the right to make design changes without notice. Please confirm the specifications and delivery conditions when placing your order. All sales are subject to Johanson Technology, Inc. terms and conditions. www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver 1.1 2014 Johanson Technology, Inc. All Rights Reserved