FQA40N25 N-Channel MOSFET rated for 250V drain-source voltage and 40A continuous drain current. Features low on-resistance of 70 mOhm and is Pb-Free.
Mfr Part #:

FQA40N25

Available from 2 distributors
Mfr Name: On Semiconductor
On Semiconductor
N-Channel MOSFET rated for 250V drain-source voltage and 40A continuous drain current. Features low on-resistance of 70 mOhm and is Pb-Free.
✓ Total Stock: 4,769 pcs
$ Price Range: $3.40 - $5.89

FQA40N25 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,569 pcs
3569 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,200 pcs
1200 pcs On Request 1 On Request On Request On Request On Request On Request

FQA40N25 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
Halogen Free
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
Tape & Reel
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

FQA40N25 Description

Short technical summary and product information.

The FQA40N25 is an N-Channel enhancement mode power MOSFET produced using onsemi's proprietary planar stripe and DMOS technology. This advanced MOSFET technology reduces on-state resistance and provides superior switching performance and high avalanche energy strength.

 

Key electrical specifications include a drain-source voltage rating of 250V, continuous drain current of 40A at Tc=25°C (25A at Tc=100°C), and a maximum on-resistance of 70 mOhm at Vgs=10V and Id=20A. The device features low gate charge (85 nC typical) and low reverse transfer capacitance (70 pF typical), enabling efficient high-frequency switching.

 

The FQA40N25 is suitable for switched mode power supplies, active power factor correction (PFC), and electronic lamp ballasts. It is 100% avalanche tested and is Pb-Free.

 

The device is offered in a TO-3P-3 (SC-65-3) package with a supplier device package of TO-3PN. Mounting type is through hole. Standard packaging is tube with 450 units per tube.

FQA40N25 Quick Information

Product Type: MOSFET
Series: QFET
Canonical Name: FQA40N25 N-Channel MOSFET
Subcategory: N-Channel MOSFET

FQA40N25 Compliance

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

FQA40N25 Estimated Pricing

Qty Low High
1+ $5.89 $5.89
10+ $3.40 $3.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

FQA40N25 Features

  • 250V drain-source voltage rating.
  • 40A continuous drain current at 25°C.
  • Low on-resistance of 70 mOhm.
  • Low gate charge of 85 nC typical.
  • Pb-Free and RoHS compliant.

FQA40N25 Applications

  • Ideal for switched mode power supplies.
  • Used in active power factor correction circuits.
  • Suitable for electronic lamp ballasts.
  • High efficiency DC-DC converters.

FQA40N25 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the drain-source voltage rating of the FQA40N25?

The drain-source voltage rating is 250V.

What is the continuous drain current of the FQA40N25?

The continuous drain current is 40A at Tc=25°C and 25A at Tc=100°C.

What is the on-resistance of the FQA40N25?

The maximum on-resistance is 70 mOhm at Vgs=10V and Id=20A.

What is the operating temperature range of the FQA40N25?

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

What package is the FQA40N25 available in?

The device is available in TO-3P-3 (SC-65-3) package with supplier device package TO-3PN.

Is the FQA40N25 RoHS compliant?

The device is listed as RoHS3 Compliant, but this status is unverified.

What is the gate charge of the FQA40N25?

The maximum gate charge is 110 nC at Vgs=10V, with a typical value of 85 nC.

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