Fairchild (onsemi)

FQPF4N90C

FQPF4N90C Description

The FQPF4N90C is a high-performance N-Channel MOSFET from Fairchild (onsemi)'s QFET Advance C-Series, designed for demanding power management applications. With a 900V drain-source breakdown voltage (Vds) and 4A continuous drain current (Id), it offers robust performance in high-voltage circuits. The device features a low gate charge (Qg) of 22nC and a drain-source resistance (Rds On) of 4.2 Ohms, ensuring efficient switching and reduced conduction losses. Its enhancement-mode operation and 3V gate-source threshold voltage (Vgs th) make it compatible with low-voltage drive circuits. Packaged in a through-hole tube, the FQPF4N90C is RoHS compliant and operates reliably up to +150°C, making it suitable for industrial environments.

FQPF4N90C Features

• High Voltage Rating: 900V Vds for robust high-voltage applications.
• Low Gate Charge (22nC): Enables fast switching and reduced drive losses.
• Low Rds On (4.2 Ohms): Minimizes power dissipation and improves efficiency.
• Fast Switching Performance: Rise time (50ns), fall time (35ns), and low turn-on/off delays (25ns/40ns).
• High Power Handling: 47W power dissipation capability.
• Enhanced Thermal Performance: Operates up to 150°C, ensuring reliability in harsh conditions.
• RoHS Compliant: Meets environmental standards for lead-free applications.

FQPF4N90C Applications

The FQPF4N90C is ideal for:

• Switch-Mode Power Supplies (SMPS): High-voltage input stages and PFC circuits.
• Motor Control: Inverters and drivers for industrial motors.
• Lighting Systems: Ballasts and LED drivers requiring high-voltage switching.
• DC-DC Converters: Isolated and non-isolated topologies.
• Industrial Power Systems: Reliable performance in automation and energy management.

Conclusion of FQPF4N90C

The FQPF4N90C stands out as a high-voltage, high-efficiency MOSFET with superior switching characteristics and thermal stability. Its combination of low Rds On, fast switching, and high power handling makes it a preferred choice for power electronics designers. Whether in SMPS, motor drives, or industrial systems, this device delivers consistent performance under demanding conditions, backed by Fairchild (onsemi)'s proven QFET technology.