Infineon BGA824N6E6327: A High-Performance Low-Noise Amplifier for Broadband RF Applications

The Infineon BGA824N6E6327 is a silicon germanium (SiGe) based low-noise amplifier (LNA) designed to deliver exceptional performance across a wide frequency range from 400 to 3800 MHz. This makes it an ideal solution for a vast array of modern wireless applications, including cellular infrastructure (4G/LTE, 5G), IoT devices, industrial radios, and public safety systems.

A key strength of this amplifier lies in its outstanding noise figure of just 0.6 dB, which is crucial for receiving and amplifying extremely weak signals without significantly degrading their quality. This ultra-low noise characteristic ensures superior sensitivity in the receiver chain, enabling clearer signal reception and improved overall system performance.

Complementing its low-noise capabilities, the BGA824N6E6327 provides a high gain of 19.5 dB at 1.9 GHz. This substantial amplification boosts signal strength effectively in the initial stages of an RF front-end, thereby mitigating the impact of noise introduced by subsequent components. The device also features a high output third-order intercept point (OIP3) of 24 dBm, underscoring its excellent linearity and ability to handle strong interfering signals without generating significant distortion. This combination of high gain and linearity is vital for maintaining signal integrity in dense spectral environments.

Housed in a compact, lead-free SOT363 (SC-70) package, the LNA is designed for space-constrained PCB designs. Its integrated matching network is optimized for 50 Ω systems, simplifying board design and reducing the need for external components, which accelerates time-to-market and lowers the total bill of materials cost. Furthermore, the amplifier is robust, supporting a supply voltage from 2.5 V to 5 V and is capable of withstanding a 5:1 voltage standing wave ratio (VSWR) at all phase angles, making it highly reliable in various operating conditions.

ICGOOODFIND: The Infineon BGA824N6E6327 stands out as a superior, industry-proven LNA that masterfully balances ultra-low noise, high gain, and remarkable linearity. Its broadband capability and ease of integration make it a versatile and powerful choice for enhancing the performance of any RF receiver.

Keywords:

Low-Noise Amplifier (LNA)

Broadband

Noise Figure

Gain

Linearity