IRF8327STR1PBF

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IRF8327STR1PBF is a type of single N-Channel power MOSFETs manufactured by Infineon Technologies AG. It is primarily used in automotive, industrial, audio, and communications applications. The device is suitable for high frequency switch mode power supplies, as well as motor and solenoid control.

Application Field

IRF8327STR1PBF is a rugged, cost-effective single-channel MOSFET that provides the features of a low on-resistance, low gate charge, and high current capability making it ideal for automotive and industrial applications. It is mainly used in automotive, industrial and communications applications where power needs to be switched with high efficiency, reliability, and low quiescent current. The device has excellent performance characteristics, making it highly suitable for high power applications such as Load Switching in Automotive and Industrial, DC-DC Converters, Motor Drive and Control, and Hot Swap applications. In audio applications, it can be used as an output stage switch in amplifiers, as a multiplexer switch in audio systems, and as carrier frequency control stage switch in transmitters. In communication applications, it can be used as a modulator, mixer, and for control logic.

Working Principle

The IRF8327STR1PBF is a single N-Channel power MOSFET which uses a variation of the conventional MOSFET enhancement mode. Instead of interposing a gate between the source and drain, an electrode is used to modulate the surface potential of the entire channel. This makes the device inversely proportional to the gate-to-source voltage. When a positive voltage is applied to the gate, it attracts electrons into the channel, resulting in current flow between drain and source. When the voltage applied to the gate is negative, the electrons are repelled, resulting in the device being turned off. This ensures efficient power switching, since the device can be fully turned on or off akin to a switch.

The IRF8327STR1PBF features an integrated electrostatic discharge (ESD) protection circuit that provides a reliable connection when exposed to electrostatic voltages. It also features a low on-resistance of 0.338 ohms at 4.5 V and a low quiescent current of 3 mA, which helps reduce power dissipation. It also has a very low gate charge of 6 nC, making it ideal for high-frequency switching applications. Furthermore, it has an operating temperature range of –55 to 150 °C, making it suitable for a wide variety of applications.

Conclusion

In conclusion, the IRF8327STR1PBF is a high performance single N-Channel power MOSFET that is ideal for a variety of high power applications. Its features include low gate charge, low on-resistance, high current capability, and an integrated ESD protection circuit. Its low quiescent current and wide operating temperature range make it suitable for automotive and industrial applications, while its high frequency capability make it ideal for audio, communication, and power switch applications.

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