The 13.56MHz FPC Antenna is a compact, flexible wireless communication component engineered specifically for NFC (Near Field Communication) and RFID (Radio Frequency Identification) applications. Constructed from FPC (Flexible Printed Circuit) material, it features a slim, bendable structure that fits seamlessly into space-constrained devices, while its 13.56MHz frequency range aligns with global NFC/RFID standards. With vertical polarization, 50Ω input impedance, and 50W power capacity, this antenna delivers stable signal transmission for short-range wireless communication. Fully RoHS compliant and capable of operating in extreme temperatures (-45~+85℃), it is suitable for both consumer electronics and industrial IoT devices.

Core Specifications

Electrical Characteristics

This is an FPC antenna operating at a frequency of 13.56MHz, with an input impedance of 50Ω and vertical polarization. It has a power capacity of 50W, a bridge Q value of 108, bridge inductance of 1.2, bridge resistance values of 110 and 0.76, VNA resistance of 18, VNA impedance of 256, and VNA inductance of 3.

Mechanical Characteristics

The antenna measures 40×20mm, comes in black, and is constructed from flexible FPC material.

Environmental Characteristics

It is RoHS compliant, with an operating and storage temperature range of -45~+85℃.

Product Features

1. 13.56MHz Standard Frequency: Optimized for NFC/RFID applications, matching the global 13.56MHz ISM band for reliable short-range communication.
2. FPC Flexible Design: Made of flexible printed circuit material, it can be bent or mounted on curved surfaces, ideal for slim devices with limited internal space.
3. Vertical Polarization: Ensures consistent signal alignment with most NFC/RFID readers and tags, improving transmission stability.
4. 50Ω Input Impedance: Standard impedance for RF systems, ensuring compatibility with mainstream NFC/RFID modules and minimizing signal loss.
5. 50W Power Capacity: Supports medium-power RF transmission, suitable for industrial RFID readers and high-demand NFC devices.
6. RoHS Compliant & Wide Temperature Range: Free of restricted hazardous substances and capable of operating in extreme temperatures, meeting global environmental and industrial reliability standards.

Application Scenarios

This 13.56MHz FPC antenna is widely used in consumer electronics including smartphones, smartwatches, Bluetooth headsets, and wireless charging cases with NFC functionality. It also serves industrial IoT scenarios such as RFID asset tracking terminals, access control readers, and inventory management systems, as well as smart home devices like smart locks, contactless payment devices, and home automation sensors.