IRFR320 N-Channel 400V 3.1A Power Mosfet TO-252

The IRFR320 is an N-Channel power MOSFET designed for high-speed switching and efficient power handling. With a drain-source voltage of 400V and a continuous drain current of 3.1A, it’s ideal for power supplies, inverters, and switching regulators. Packaged in a TO-252 surface-mount case, it offers good thermal performance and compact PCB integration.

Key Features of IRFR320 N-Channel 400V 3.1A Power MOSFET:

• High Voltage Capability: Can handle drain-source voltages up to 400V.
• Moderate Current Rating: Continuous drain current of 3.1A at 25°C.
• Low R_DS(on): Ensures efficient operation with minimal conduction loss.
• Fast Switching: Suitable for high-frequency applications like SMPS and converters.
• Surface Mount Package: TO-252 case for compact and thermally efficient designs.

Technical Specifications of IRFR320 MOSFET:

• Type: N-Channel Power MOSFET
• Drain-Source Voltage (V_DSS): 400V
• Continuous Drain Current (I_D): 3.1A at 25°C
• R_DS(on): 2.2Ω Max at V_GS = 10V
• Total Gate Charge (Q_g): 35nC (typical)
• Gate Threshold Voltage: 2.0V to 4.0V
• Package: TO-252 (DPAK)

Mechanical Specifications of IRFR320:

• Package Type: TO-252 (DPAK)
• Mounting Type: Surface Mount
• Polarity: N-Channel
• Leads: Tin-plated for solderability

Dimensions:

• Length: 6.60 mm
• Width: 6.10 mm
• Height: 2.30 mm
• Pin Pitch: 2.30 mm

Mounting Options:

• Surface Mount: Ideal for SMT applications with good heat dissipation.
• Heatsink Compatible: Pad underneath allows thermal transfer to PCB copper.

Schematic Diagram, Connection, Wiring and Pinout of IRFR320:

• Pin 1 (G): Gate – receives the drive signal
• Pin 2 (D): Drain – connected to load
• Pin 3 (S): Source – grounded or low-side return path

Datasheet of IRFR320 MOSFET:

• Download IRFR320 Datasheet (PDF)

Applications of IRFR320 N-Channel MOSFET:

• Power Supplies: Primary or secondary side switching in SMPS.
• DC-DC Converters: Used in boost, buck, and flyback topologies.
• Battery Protection: Efficient load control in battery systems.
• Inverters: Switching element in compact inverter circuits.
• Motor Drivers: Controls medium load DC motors with fast switching.

Equivalent Models of IRFR320:

• IRF840: Similar N-channel 500V 8A MOSFET in TO-220 package
• STP10NK60Z: High-voltage N-channel for similar applications
• IRF730: 400V, 5.5A N-channel MOSFET

Package Includes:

• 1 x IRFR320 N-Channel 400V 3.1A Power MOSFET TO-252