FQPF3N90 FQPF3N90 is a 900V N-Channel MOSFET from On Semiconductor. It features 2.1A continuous drain current and 4.25Ω typical on-resistance.
Mfr Part #:

FQPF3N90

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Mfr Name: On Semiconductor
On Semiconductor
FQPF3N90 is a 900V N-Channel MOSFET from On Semiconductor. It features 2.1A continuous drain current and 4.25Ω typical on-resistance.
✓ Total Stock: 425 pcs

FQPF3N90 Available from 1 distributor

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FQPF3N90 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Drain to Source Voltage (Vdss)
Drive Voltage (Max Rds On, Min Rds On)
FET Type
Gate Charge (Qg) (Max) @ Vgs
Input Capacitance (Ciss) (Max) @ Vds
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Supplier Device Package
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

FQPF3N90 Description

Short technical summary and product information.

The FQPF3N90 is a 900V N-Channel enhancement mode power MOSFET produced using Fairchild's proprietary planar stripe DMOS technology. This advanced technology minimizes on-state resistance, provides superior switching performance, and withstands high energy pulses in avalanche and commutation modes. The device is well suited for high efficiency switch mode power supplies.

 

Key electrical specifications include a drain-source voltage rating of 900V, continuous drain current of 2.1A at 25°C (1.33A at 100°C), and a maximum on-resistance of 4.25Ω at VGS=10V. It features low gate charge (20nC typical) and low reverse transfer capacitance (8pF typical) for efficient switching. The device is 100% avalanche tested with a single pulse avalanche energy rating of 450mJ and improved dv/dt capability.

 

The FQPF3N90 is packaged in a TO-220-3 Full Pack (TO-220F) through-hole package, providing isolation. It operates over a junction temperature range of -55°C to 150°C and has a maximum power dissipation of 43W. Thermal resistance junction-to-case is 2.9°C/W and junction-to-ambient is 62.5°C/W.

FQPF3N90 Quick Information

Product Type: N-Channel MOSFET
Canonical Name: FQPF3N90 900V N-Channel MOSFET
Subcategory: Single N-Channel MOSFET

FQPF3N90 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

FQPF3N90 Features

  • 900V drain-source voltage rating.
  • 2.1A continuous drain current at 25°C.
  • Low on-resistance of 4.25Ω max.
  • Low gate charge of 20nC typical.
  • 100% avalanche tested for reliability.

FQPF3N90 Applications

  • Well suited for high efficiency switch mode power supplies.
  • Used in power conversion circuits.
  • Ideal for high voltage switching applications.
  • Suitable for offline power supplies.

FQPF3N90 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the drain-source voltage rating of the FQPF3N90?

The drain-source voltage (VDSS) is 900V.

What is the continuous drain current of the FQPF3N90?

The continuous drain current is 2.1A at TC=25°C and 1.33A at TC=100°C.

What is the on-resistance of the FQPF3N90?

The drain-source on-resistance (RDS(on)) is 3.3Ω typical and 4.25Ω maximum at VGS=10V, ID=1.05A.

What is the operating temperature range of the FQPF3N90?

The operating junction temperature range is -55°C to 150°C.

What package does the FQPF3N90 come in?

The FQPF3N90 is available in a TO-220-3 Full Pack (TO-220F) through-hole package.

Is the FQPF3N90 RoHS compliant?

The FQPF3N90 is listed as RoHS3 compliant, but this information is unverified and should be confirmed with official documentation.

What is the gate threshold voltage of the FQPF3N90?

The gate threshold voltage (VGS(th)) ranges from 3.0V to 5.0V at VDS=VGS, ID=250µA.

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