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PN5179 from FSC,Fairchild Semiconductor

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PN5179

Manufacturer: FSC, Fairchild

NPN RF Transistor

Partnumber Manufacturer Quantity Availability
PN5179 FSC, Fairchild 23885 In Stock

Description and Introduction

NPN RF Transistor The **PN5179** is a high-performance **NFC (Near Field Communication)** controller designed for advanced contactless communication applications. It supports **NFC Forum-compliant** operation, enabling seamless interaction with a wide range of NFC-enabled devices, including smartphones, payment terminals, and IoT systems.  

Featuring **multi-protocol support**, the PN5179 is compatible with **ISO/IEC 14443 Type A/B, FeliCa, and ISO/IEC 15693** standards, making it versatile for payment, access control, and data exchange applications. Its **low-power design** ensures efficient operation in battery-powered devices, while its **high RF output power** enhances communication range and reliability.  

The PN5179 integrates an **ARM Cortex-M0 microcontroller**, providing flexibility for firmware customization and secure transaction handling. It also includes **hardware-based encryption** for secure authentication and data protection, meeting industry security standards.  

With its **compact form factor** and **SPI/I2C/UART interfaces**, the PN5179 is easily integrated into embedded systems, POS terminals, and smart devices. Its **advanced RF tuning capabilities** optimize performance across varying environmental conditions.  

Ideal for **mobile payments, smart tags, and industrial automation**, the PN5179 delivers a robust, secure, and scalable NFC solution for modern contactless applications.

Application Scenarios & Design Considerations

NPN RF Transistor

Alternative Part Number

  • 2N5179 --: Same 2N5179 NPN VHF/UHF transistor type in a TO-92 package, widely available from Central Semiconductor as a direct functional replacement.
  • BF199 --: NPN VHF/UHF amplifier transistor with comparable gain and frequency performance, commonly used as a substitute for 2N5179-type parts.
  • MPS5179 --: NPN VHF/UHF transistor in TO-92 with similar electrical characteristics, offered by ON Semiconductor as an alternative source.
  • 2N5179 --: Same 2N5179 JEDEC series NPN RF transistor with comparable VHF/UHF performance and pinout, widely available from a second source.
  • BFG520 --: NPN RF transistor with similar high-frequency gain and low noise figure, suitable as a functional substitute in VHF/UHF amplifier circuits.
  • MRF5812 --: NPN RF transistor offering comparable gain and frequency response for small-signal RF applications, usable as an alternative with minor bias adjustment.

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