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FDWS9508L-F085 P-Channel MOSFET with 40V drain-source voltage, 80A continuous current, and low on-resistance of 4.9mOhm. Surface mount package 8-PowerTDFN (8-PQFN).
Mfr Part #:

FDWS9508L-F085

Available from 2 distributors
Mfr Name: On Semiconductor
On Semiconductor
P-Channel MOSFET with 40V drain-source voltage, 80A continuous current, and low on-resistance of 4.9mOhm. Surface mount package 8-PowerTDFN (8-PQFN).
✓ Total Stock: 8,616 pcs

FDWS9508L-F085 Available from 2 distributors

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✓ Non-Authorised
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4,586 pcs
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4586 pcs On Request 1 On Request On Request On Request On Request On Request
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4,030 pcs
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4030 pcs On Request 1 On Request On Request On Request On Request On Request
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FDWS9508L-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
Input Capacitance (Ciss) (Max) @ Vds
Lead Style
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Storage Temperature
Supplier Device Package
Tape & Reel
Technology
Termination Style
Vgs (Max)
Vgs(th) (Max) @ Id
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FDWS9508L-F085 Description

Short technical summary and product information.

This is a P-Channel MOSFET from On Semiconductor, designed for automotive applications per AEC-Q101 qualification. It features a drain-source voltage of 40V and continuous drain current of 80A.

 

The device offers low on-resistance (Rds(on)) of 4.9 mOhm typical at 10V gate drive, with gate charge of 82 nC typical. It has an avalanche energy rating of 211 mJ and thermal resistance junction-to-case of 0.7°C/W, enabling efficient power handling.

 

The MOSFET is housed in a compact 8-PowerTDFN (8-PQFN) surface mount package, which includes wettable flanks for optical inspection. It is RoHS compliant and lead-free.

FDWS9508L-F085 Quick Information

Product Type: P-Channel MOSFET
Canonical Name: FDWS9508L-F085 P-Channel MOSFET
Subcategory: P-Channel MOSFET

FDWS9508L-F085 Compliance

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

FDWS9508L-F085 Features

  • P-Channel MOSFET rated for 40V drain-source voltage.
  • Continuous drain current of 80A at 25°C.
  • Low on-resistance of 4.9 mOhm typical.
  • AEC-Q101 qualified for automotive applications.
  • Surface mount 8-PowerTDFN package.

FDWS9508L-F085 Applications

  • Used in automotive engine control modules.
  • Ideal for solenoid and motor driver circuits.
  • Suitable for 12V system primary switching.
  • Applied in powertrain management systems.

FDWS9508L-F085 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of this MOSFET?

The drain-source voltage (Vdss) is 40V.

What package does this MOSFET come in?

It is available in an 8-PowerTDFN package, also known as 8-PQFN (5x6) or DFNW8 (Power56).

What is the operating temperature range?

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

Is this MOSFET RoHS compliant?

Yes, it is RoHS compliant and lead-free (Pb-Free).

What is the maximum drain current?

The continuous drain current is 80A at Tc=25°C.

What is the on-resistance?

The maximum Rds(on) is 4.9 mΩ at Vgs=10V and Id=80A. Typical is 3.6 mΩ.

Is this MOSFET qualified for automotive use?

Yes, it is AEC-Q101 qualified.

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