IRF6665TRPBF N-Channel MOSFET with 100V drain-source voltage and 4.2A continuous drain current. Packaged in a DirectFET Isometric SH surface-mount package.
Mfr Part #:

IRF6665TRPBF

Available from 2 distributors
Mfr Name: Infineon Technologies
Infineon Technologies
N-Channel MOSFET with 100V drain-source voltage and 4.2A continuous drain current. Packaged in a DirectFET Isometric SH surface-mount package.
✓ Total Stock: 5,884 pcs

IRF6665TRPBF 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
5,820 pcs
5820 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
64 pcs
64 pcs On Request 1 On Request On Request On Request On Request On Request

IRF6665TRPBF 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
Tape & Reel
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

IRF6665TRPBF Description

Short technical summary and product information.

The IRF6665TRPBF is an N-Channel MOSFET from Infineon Technologies designed for Class-D audio amplifier applications. It features a drain-source voltage of 100V and a continuous drain current of 4.2A at 25°C ambient (19A at case temperature 25°C). The device offers low on-resistance (typical 53mΩ at 10V gate drive) and low gate charge (typical 8.7nC) to improve efficiency and reduce total harmonic distortion. The DirectFET Isometric SH package provides low parasitic inductance and resistance, enabling dual-sided cooling and compatibility with standard surface-mount assembly processes. The MOSFET is RoHS compliant and lead-free, qualified up to 260°C reflow.

IRF6665TRPBF Quick Information

Product Type: N-Channel MOSFET
Canonical Name: IRF6665TRPBF - N-Channel MOSFET, 100V, 4.2A, DirectFET Isometric SH
Subcategory: N-Channel MOSFET

IRF6665TRPBF Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead-Free (Qualified up to 260°C Reflow)

IRF6665TRPBF Features

  • Low on-resistance of 53 mΩ typical at 10V gate drive.
  • Low gate charge of 8.7 nC typical for improved efficiency.
  • DirectFET Isometric SH package for low parasitic inductance.
  • Dual-sided cooling capable for enhanced thermal management.
  • RoHS compliant and lead-free qualified up to 260°C reflow.

IRF6665TRPBF Applications

  • Designed for Class-D audio amplifier applications.
  • Suitable for high-efficiency power conversion circuits.
  • Ideal for applications requiring low EMI and low THD.
  • Used in surface-mount power management designs.

IRF6665TRPBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the drain-source voltage rating of the IRF6665TRPBF?

The maximum drain-source voltage is 100V.

What package does the IRF6665TRPBF come in?

It comes in a DirectFET Isometric SH surface-mount package.

What is the operating junction temperature range?

The operating junction temperature range is -40°C to 150°C.

Is the IRF6665TRPBF RoHS compliant?

Yes, it is RoHS3 compliant and lead-free.

What is the typical on-resistance of the IRF6665TRPBF?

The typical on-resistance is 53 mΩ at VGS=10V.

What is the maximum continuous drain current at 25°C ambient?

The maximum continuous drain current at 25°C ambient is 4.2A.

What is the gate threshold voltage of the IRF6665TRPBF?

The maximum gate threshold voltage is 5V at ID=250µA.

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