FDB9403L-F085 Single N-Channel power MOSFET with 40V maximum drain-source voltage and 110A continuous drain current. Features low 1.2mΩ on-resistance at 10V gate drive.
Mfr Part #:

FDB9403L-F085

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
Single N-Channel power MOSFET with 40V maximum drain-source voltage and 110A continuous drain current. Features low 1.2mΩ on-resistance at 10V gate drive.
✓ Total Stock: 1,600 pcs

FDB9403L-F085 Available from 1 distributor

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✓ Non-Authorised
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1,600 pcs
1600 pcs On Request 1 On Request On Request On Request On Request On Request

FDB9403L-F085 Specifications Quick View

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

FDB9403L-F085 Description

Short technical summary and product information.

The FDB9403L-F085 is a single N-Channel power MOSFET from onsemi designed for high-efficiency power switching applications. It features a maximum drain-source voltage of 40V and a continuous drain current rating of 110A at case temperature. The device exhibits a typical low on-resistance of 1.2mΩ maximum when driven at 10V gate-source voltage with 80A drain current.

 

This MOSFET operates over a wide junction temperature range of -55°C to +175°C and can dissipate up to 333W of power. Key switching characteristics include a maximum input capacitance of 13500pF at 20V drain-source bias and a maximum total gate charge of 245nC at 10V gate bias, supporting efficient gate drive design.

 

The part is supplied in the surface-mount D2PAK (TO-263) package with a TO-263-3 mechanical outline, suitable for automated assembly processes. The MSL rating is 1 (unlimited floor life).

FDB9403L-F085 Quick Information

Product Type: Single N-Channel Power MOSFET
Canonical Name: FDB9403L-F085 N-Channel Power MOSFET
Subcategory: N-Channel

FDB9403L-F085 Compliance

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

FDB9403L-F085 Features

  • 40V maximum drain-source voltage rating.
  • 110A continuous drain current rating.
  • 1.2mΩ maximum on-resistance at 10V gate drive.
  • Surface-mount D2PAK (TO-263) package.
  • Operates from -55°C to +175°C junction temperature.

FDB9403L-F085 Applications

  • Ideal for high-efficiency power supply designs.
  • Suitable for motor drive and load switching.
  • Used in synchronous rectification circuits.
  • Applicable for DC-DC converter and inverter stages.

FDB9403L-F085 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum drain-source voltage for the FDB9403L-F085?

The maximum drain-source voltage is 40 V.

What is the continuous drain current rating?

The drain current is rated 110 A nominal at case temperature.

What is the on-resistance of this MOSFET?

The maximum on-resistance is 1.2 mΩ at 80 A drain current and 10 V gate-source voltage.

What package does the FDB9403L-F085 come in?

It is offered in a D2PAK (TO-263) surface-mount package, also specified as TO-263-3 or D²Pak (2 Leads + Tab), TO-263AB.

What is the operating temperature range?

The operating junction temperature range is -55°C to +175°C.

What is the maximum power dissipation?

The maximum power dissipation is 333 W at the junction temperature.

What is the input capacitance of this device?

The maximum input capacitance is 13500 pF at 20 V drain-source voltage.

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