Weltrend | Products

Boosted NFC cards

Boosted NFC eSE

The Weltrend Boosted NFC eSE is an all-in-one solution consists of a boosted active contactless frontend, a secure element, and a built-in antenna with matching components. The Weltrend Boosted NFC eSE implements ISO 14443 compliant contactless performance on an ultra-small device. Since all of the RF related components are integrated, it is a secure NFC system solution with the smallest PCB footprint. It also provides ISO 7816 interface via which the host processor can communicate with the secure element inside directly. The Weltrend Boosted NFC eSE is well suited for wearable payment application and other devices with small PCB footprint demand. It reduces engineering effort and complexities related to RF in both design and production of system.

Features

- ISO 14443A 106 kb/s Secure Card or Tag with active transmission
- Automatic antenna tuning and Q factor adjustment
- Automatic adjustment of output power
- ISO 7816 interface for contact information exchange application
- Boosted NFC Secure Element: Infineon SLE77(M7794) or SLE78(M7892) families
- Operating Voltage: 2.7V to 3.6V
- Operation Current: < 20 mA (during NFC transaction)
- Standby Current: < 20 μA
- Applications: wearable payment devices, Mobile Phones with dedicated NFC payment functions

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