BSS131L6327 – INFINEON

Overview

The Infineon BSS131L6327 is a Gallium Nitride (GaN) N-Channel enhancement-mode FET designed for high-frequency switching applications. Its exceptionally low drain-source on-resistance (Rds(on)) of 14 mOhms at a Vgs of 4.5V, coupled with its rapid switching speeds (3.1 ns rise/fall times), enables significant efficiency gains in power conversion circuits. A critical design consideration for GaN FETs like this is managing gate charge and parasitic capacitances to mitigate ringing and ensure stable operation, especially when transitioning from a low-impedance state to a high-impedance state.

Key Features

• 240 V Vds – Drain-Source Breakdown Voltage
• 110 mA Id – Continuous Drain Current
• 14 mOhms Rds On – Drain-Source Resistance
• SOT-23-3 SMD/SMT Mounting Style
• 3.1 ns Typical Rise Time
• 3.3 ns Typical Turn-On Delay Time

Applications

The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.

• High-frequency power conversion topologies (e.g., flyback, forward converters)
• RF power amplification stages requiring low insertion loss
• Fast transient response circuits for battery management systems
• Low-power, high-efficiency switch-mode power supplies (SMPS)