The STI55NF03L is a high-performance N-Channel MOSFET from STMicroelectronics, designed to deliver both high speed and efficiency for a wide range of applications. This power MOSFET is part of ST's STripFET™ III series, which is known for its excellent on-state resistance and superior switching performance.

Key Features

• Low On-Resistance: The STI55NF03L boasts an exceptionally low on-resistance (R<sub>DS(on)) of just 0.022 Ω at V<sub>GS = 10 V, which enhances its overall efficiency and reduces power losses during operation.
• High Current Capability: This MOSFET is capable of handling continuous drain currents up to 55 A, making it suitable for high-power applications.
• High Voltage Threshold: With a drain-source voltage (V<sub>DSS) of 30 V, the STI55NF03L can be used in circuits with moderate voltage requirements.
• Low Gate Charge: A low gate charge (Q<sub>g) ensures faster switching speeds, which is critical for applications that require quick response times.
• 100% Avalanche Tested: Each unit is guaranteed to withstand rugged operating conditions, ensuring reliability and longevity.

Applications

The STI55NF03L is ideal for a variety of applications, including:

• Switching regulators
• DC/DC converters
• Motor drivers
• Power management in portable and stationary equipment

Product Summary

Parameter Value Drain-source Voltage (V<sub>DSS) 30 V Continuous Drain Current (I<sub>D) 55 A On-Resistance (R<sub>DS(on)) 0.022 Ω Gate Charge (Q<sub>g) Typical value not specified

For more detailed information, including the full datasheet, thermal characteristics, and package information, customers are encouraged to visit the official STMicroelectronics website or contact their local sales representative.