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ONSEMI FDMA420NZ N-Channel Power MOSFET

The FDMA420NZ is a compact, high-performance N-Channel MOSFET designed for efficient power switching applications. Utilizing Fairchild's advanced Power Trench process, it delivers low Rds(on) of 30mΩ at Vgs = 4.5V and 40mΩ at Vgs = 2.5V, making it suitable for battery pack and portable device circuits. Its ultra-thin 0.8mm profile, low gate charge of 8.8nC, and high thermal resistance ensure optimal operation in space-constrained environments. The device features robust ESD protection > 2.5kV, RoHS compliance, and is housed in a MicroFET 2x2 mm package for easy surface mounting and high reliability in demanding applications.

Authorized Distributors
Part No:FDMA420NZ
Stock:0
Inv Date:06-11-2026
Price: N/A
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ONSEMI FDMA420NZ N-Channel Power MOSFET Specifications:

  • Drain-Source Voltage: 20 V
  • Gate-Source Voltage: +12 V
  • Continuous Drain Current: 5.7 A
  • Pulsed Drain Current: 24 A
  • Power Dissipation: 24 W
  • Operating Junction Temperature Range: -55 to +150°C
  • Thermal Resistance, Junction-to-Ambient: 52°C/W, 145°C/W (on 1 in2 copper pad)
  • Gate Threshold Voltage: 0.83 V min, 1.5 V typ, 3.3 V max
  • Static Drain-Source On-Resistance: 21.2 mΩ typ, 44 mΩ max at Vgs=4.5V
  • Output Capacitance: 163 pF typ, 220 pF max
  • Gate Charge: 8.8 nC
  • ESD Protection Level: > 2.5kV (HBM)

Buy the Buy ON Semiconductor FDMA420NZ Part Number 20V 5.7A MicroFET MOSFET Online

Purchase the ON Semiconductor FDMA420NZ N-Channel Power MOSFET online today for your battery packs and portable electronics projects. This compact, low Rds(on) device features excellent thermal performance, high ESD protection, and a small MicroFET package ideal for space-constrained designs. Its advanced Power Trench technology ensures efficient switching and low conduction losses. Whether for power switching, load switching, or smart battery management, this MOSFET delivers reliable performance, easy surface mountability, and RoHS compliance, making it a perfect choice for engineers seeking quality, durability, and space-saving solutions.

Order your ON Semiconductor FDMA420NZ high-efficiency MicroFET MOSFET today and enhance your power management solutions with reliable, space-saving components.

Frequently Asked Questions

Where can I buy ONSEMI FDMA420NZ?

You can click on the BUY or RFQ button to purchase FDMA420NZ from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part FDMA420NZ?

You can download the FDMA420NZ datasheet or visit the ONSEMI website for support.

Who is the manufacturer of FDMA420NZ?

ONSEMI

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