Manufacturer Part Number
IRFB4321PBF
Manufacturer
Infineon Technologies
Introduction
The IRFB4321PBF is a high-performance N-channel MOSFET transistor designed for various power electronics and motor control applications.
Product Features and Performance
Supports a wide drain-to-source voltage up to 150V
Achieves low on-resistance of 15mΩ at 33A, 10V gate drive
Handles a continuous drain current of 85A at 25°C case temperature
Supports a wide operating temperature range of -55°C to 175°C
Features fast switching and low gate charge for efficient operation
Provides high power dissipation capability of up to 350W at 25°C case temperature
Product Advantages
Excellent efficiency and thermal management
Suitable for high-power, high-voltage applications
Robust and reliable performance
Key Technical Parameters
Drain-to-Source Voltage (Vdss): 150V
Gate-to-Source Voltage (Vgs): ±30V
On-Resistance (Rds(on)): 15mΩ @ 33A, 10V
Continuous Drain Current (Id): 85A @ 25°C
Input Capacitance (Ciss): 4460pF @ 50V
Power Dissipation (Tc): 350W
Quality and Safety Features
Compliant with RoHS 3 directive
Housed in a reliable TO-220AB package
Compatibility
Suitable for various power electronics and motor control applications
Application Areas
Switching power supplies
Motor drives
Power factor correction
Inductive heating
Welding equipment
Product Lifecycle
This product is currently in active production and not nearing discontinuation.
Replacement or upgrade options may be available from Infineon Technologies.
Key Reasons to Choose This Product
High-performance and reliable MOSFET transistor for high-power, high-voltage applications
Excellent efficiency and thermal management capabilities
Wide operating temperature range and robust design for demanding environments
Supports fast switching and low gate charge for efficient operation
Compliant with RoHS 3 directive for environmental responsibility