IRF7842TRPBF N-Channel MOSFET from Infineon Technologies with 40V drain-source voltage and 18A continuous drain current. Surface-mount package in SO-8.
Mfr Part #:

IRF7842TRPBF

Available from 2 distributors
Mfr Name: Infineon Technologies
Infineon Technologies
N-Channel MOSFET from Infineon Technologies with 40V drain-source voltage and 18A continuous drain current. Surface-mount package in SO-8.
✓ Total Stock: 4,018 pcs
$ Price Range: $0.53 - $2.15

IRF7842TRPBF 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
4,012 pcs
4012 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
6 pcs
6 pcs On Request 1 On Request On Request On Request On Request On Request

IRF7842TRPBF 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
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Storage Temperature
Supplier Device Package
Tape & Reel
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

IRF7842TRPBF Description

Short technical summary and product information.

The IRF7842TRPBF is an N-Channel power MOSFET from Infineon Technologies, designed for high-efficiency power conversion applications. It features a maximum drain-source voltage of 40V and a continuous drain current of 18A at 25°C (14A at 70°C). The device offers very low on-resistance, typically 4.0 mΩ at Vgs=10V and 17A, with a maximum of 5.0 mΩ. At 4.5V gate drive, typical on-resistance is 4.7 mΩ.

 

The MOSFET has a low gate charge of 33 nC typical at 4.5V, enabling fast switching. It is fully characterized for avalanche operation and is suitable for synchronous rectification in isolated DC-DC converters and as a synchronous FET in non-isolated converters. The device is also used in notebook processor power applications.

 

Packaged in an 8-SOIC (SO-8) surface-mount package, the IRF7842TRPBF is supplied in tape and reel (4000 pcs). It operates over a junction temperature range of -55°C to 150°C, with a thermal resistance of 50°C/W junction-to-ambient and 20°C/W junction-to-drain lead. The part is lead-free (PbF) and designated as RoHS3 compliant (unverified).

IRF7842TRPBF Quick Information

Product Type: N-Channel MOSFET
Canonical Name: Infineon Technologies IRF7842TRPBF N-Channel MOSFET, 40V, 18A, SO-8
Subcategory: N-Channel MOSFET

IRF7842TRPBF Compliance

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

IRF7842TRPBF Estimated Pricing

Qty Low High
1+ $2.15 $2.15
10+ $1.37 $1.37
50+ $1.04 $1.04
100+ $0.93 $0.93
500+ $0.74 $0.74
4,000+ $0.58 $0.58
12,000+ $0.53 $0.53

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

IRF7842TRPBF Features

  • N-Channel MOSFET with 40V drain-source voltage.
  • Very low on-resistance: 5 mΩ at 10V.
  • Low gate charge: 33 nC typical.
  • Wide operating temperature range: -55°C to 150°C.
  • Surface-mount SO-8 package.

IRF7842TRPBF Applications

  • Synchronous MOSFET for notebook processor power.
  • Secondary synchronous rectification for DC-DC converters.
  • Synchronous FET for non-isolated DC-DC converters.
  • Power management in isolated DC-DC converters.

IRF7842TRPBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum drain-source voltage of the IRF7842TRPBF?

The maximum drain-source voltage is 40 V.

What package is the IRF7842TRPBF available in?

It comes in an 8-SOIC (0.154", 3.90mm Width) surface-mount package (SO-8).

What is the operating temperature range of the IRF7842TRPBF?

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

Is the IRF7842TRPBF RoHS compliant?

It is marked as RoHS3 compliant, but this is unverified (low confidence).

What is the continuous drain current at 25°C?

The continuous drain current at 25°C is 18 A (maximum).

What is the typical gate charge of the IRF7842TRPBF?

The typical gate charge at Vgs=4.5V is 33 nC.

What is the maximum on-resistance at Vgs=10V?

The maximum on-resistance at Vgs=10V and Id=17A is 5 mΩ.

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