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ONSEMI FDS8449 Power MOSFET

The FDS8449 is an N-channel MOSFET produced using advanced PowerTrench® technology, designed for high efficiency in power switching applications. It features low on-state resistance and superior switching performance, making it ideal for inverter circuits and power supplies. With a maximum drain-source voltage of 40V and continuous drain current of 7.6A, it supports reliable operation in demanding environments. The device is RoHS compliant and housed in a compact SO-8 surface-mount package, providing excellent power handling capacity and thermal performance for modern electronic systems.

Authorized Distributors
Source:DigiKey
Part No:FDS8449
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.5105
Buy/RFQ:
Part No:FDS8449
Stock:0
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:

ONSEMI FDS8449 Power MOSFET Specifications:

  • Drain-Source Voltage: 40 V
  • Gate-Source Voltage: +20 V
  • Drain Current (Continuous): 7.6 A
  • Power Dissipation: 25 W
  • Operating Junction Temperature Range: -55 to +150 °C
  • Thermal Resistance Junction-to-Ambient: 50 °C/W
  • Thermal Resistance Junction-to-Case: 25 °C/W
  • Package: SO-8
  • RoHS compliant
  • Maximum Power Dissipation: 25 W
  • Gate Threshold Voltage: 1.3 V (typ.)
  • Rds(on): 29 mΩ @ Vgs=10 V, 36 mΩ @ Vgs=4.5 V
  • Avalanche Energy: 27 mJ
  • Drain-Source Breakdown Voltage: 40 V

Buy the Fairchild FDS8449 – Reliable N-Channel Power MOSFET for Industrial Applications

Purchase the Fairchild FDS8449 N-channel MOSFET online today to benefit from its low on-resistance, high power handling, and reliable performance in inverter and power supply projects. Designed with advanced PowerTrench® technology, this device ensures superior switching efficiency and thermal management in compact surface-mount packages. With a maximum drain-source voltage of 40V and continuous drain current of 7.6A, it supports demanding industrial and electronic applications. Ordering online guarantees quick delivery and authentic quality for your production needs, making your projects more efficient and dependable.

Order your Fairchild FDS8449 high-performance MOSFET today and enhance your power switching efficiency in industrial applications with its low on-resistance and robust design.

Frequently Asked Questions

Where can I buy ONSEMI FDS8449?

You can click on the BUY or RFQ button to purchase FDS8449 from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part FDS8449?

You can download the FDS8449 datasheet or visit the ONSEMI website for support.

Who is the manufacturer of FDS8449?

ONSEMI

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