Equivalent & Substitute Parts for Infineon 94-4849PBF MOSFET P-CH 55V 11A DPAK

Part Overview

The Infineon 94-4849PBF is a P-Channel MOSFET rated for 55V drain-to-source voltage with 11A continuous drain current in a DPAK surface mount package. This component is classified as obsolete and no longer in active production. Locating equivalent substitute parts is necessary to support ongoing maintenance, repair, and redesign activities for legacy systems utilizing this device.

Substiute Parts

94-4849PBF

Infineon TechnologiesIn Stock: 97894-4849PBF Datasheet

Current PartRFQ

IRFR9024NTRPBF

Infineon TechnologiesIn Stock: 445144IRFR9024NTRPBF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete 94-4849PBF is determined by strict electrical and mechanical parameter matching within the P-Channel MOSFET category. The following parameters establish substitution eligibility:

Electrical Parameters (Critical):

• Drain-to-Source Voltage (Vdss): 55V minimum
• Continuous Drain Current (Id): 11A minimum at 25°C
• Channel Type: P-Channel only
• Technology: MOSFET (Metal Oxide Semiconductor)

Mechanical Parameters (Critical):

• Package Type: DPAK (TO-252-3) surface mount configuration
• Mounting Type: Surface mount
• Pin/Lead Configuration: Compatible with original footprint

Compliance Parameters:

• Moisture Sensitivity Level: MSL 1 or equivalent
• REACH Status: REACH Unaffected or compliant

The substitute part IRFR9024NTRPBF meets all critical electrical and mechanical parameters, maintaining functional and physical compatibility with the original 94-4849PBF design.

Parameter Comparison

Engineering Selection Recommendations

The IRFR9024NTRPBF is the direct substitute for the obsolete 94-4849PBF based on the following factors:

Electrical Compatibility: Both devices share identical Vdss (55V) and Id (11A) ratings, ensuring equivalent performance in switching and power dissipation applications.

Package Compatibility: Both components utilize the DPAK (TO-252-3) surface mount package with identical pinout and footprint, allowing direct PCB replacement without layout modifications.

Compliance Status: The IRFR9024NTRPBF maintains REACH Unaffected status and achieves ROHS3 compliance, meeting modern regulatory requirements while the original part does not specify RoHS status.

Product Availability: The IRFR9024NTRPBF is in active production with substantial inventory availability (445,100 pcs), ensuring long-term supply continuity compared to the obsolete 94-4849PBF.

Manufacturer Consistency: Both parts are manufactured by Infineon Technologies, maintaining design heritage and quality standards.

Frequently Asked Questions (FAQ)

Q: Can the IRFR9024NTRPBF be used as a direct replacement for the 94-4849PBF without circuit modifications?

A: Yes. The IRFR9024NTRPBF is a direct substitute with identical electrical ratings (55V Vdss, 11A Id) and package configuration (DPAK surface mount). No circuit modifications are required for functional substitution.

Q: Are the pin configurations identical between these two parts?

A: Yes. Both the 94-4849PBF and IRFR9024NTRPBF use the DPAK (TO-252-3) package with 2 leads plus tab configuration, providing identical pinout and PCB footprint compatibility.

Q: What is the significance of the IRFR9024NTRPBF being in active production?

A: Active production status ensures continued availability, consistent quality control, and long-term supply chain reliability. This is critical for legacy system support and future maintenance requirements.

Q: Does the IRFR9024NTRPBF meet modern environmental compliance standards?

A: Yes. The IRFR9024NTRPBF is ROHS3 compliant and maintains REACH Unaffected status, meeting current regulatory requirements for electronic components in most jurisdictions.

Q: Are there any thermal or performance differences between these devices?

A: Both devices are rated for identical continuous drain current (11A) and voltage (55V). The IRFR9024NTRPBF specifies a maximum power dissipation of 38W (Tc) and operating temperature range of -55°C to 150°C (TJ), providing equivalent thermal performance for the specified electrical ratings.

Q: What packaging options are available for the IRFR9024NTRPBF?

A: The IRFR9024NTRPBF is supplied in Cut Tape (CT) and Digi-Reel® packaging formats, supporting both manual assembly and automated production environments.