IRF540STRL N-Channel 100V 28A MOSFET D2PAK Equivalent & Substitute Parts

Part Overview

The IRF540STRL is an N-Channel Metal Oxide Semiconductor Field Effect Transistor (MOSFET) manufactured by Vishay Siliconix, rated for 100V drain-to-source voltage and 28A continuous drain current in a surface mount TO-263 (D2PAK) package. This device is classified as obsolete product status. Identification of equivalent and substitute parts is necessary to support ongoing design requirements, procurement continuity, and system maintenance where the original part is no longer in active production.

Key Parameters

Parameter	Value	Unit
FET Type	N-Channel	—
Technology	MOSFET (Metal Oxide)	—
Drain to Source Voltage (Vdss)	100	V
Current - Continuous Drain (Id) @ 25°C	28	A (Tc)
Rds On (Max) @ Id, Vgs	77	mOhm @ 17A, 10V
Vgs(th) (Max) @ Id	4	V @ 250µA
Gate Charge (Qg) (Max) @ Vgs	72	nC @ 10V
Vgs (Max)	±20	V
Input Capacitance (Ciss) (Max) @ Vds	1700	pF @ 25V
Power Dissipation (Max)	3.7 (Ta), 150 (Tc)	W
Operating Temperature	-55 to 175	°C (TJ)
Mounting Type	Surface Mount	—
Package / Case	TO-263-3, D2PAK (2 Leads + Tab)	—
Moisture Sensitivity Level (MSL)	1	Unlimited

Substitute Part Grouping Explanation

Substitution of the IRF540STRL is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

Drain to Source Voltage (Vdss): 100V minimum
Package Type: TO-263 (D2PAK) surface mount configuration
FET Type: N-Channel
Technology: MOSFET (Metal Oxide)
Operating Temperature Range: -55°C to 175°C (TJ)
Mounting Type: Surface Mount

Performance Parameters (Allowable Variation):

Current - Continuous Drain (Id): 28A or greater
Rds On (Max): 77mOhm or lower (at specified conditions)
Gate Charge (Qg): 72nC or lower
Input Capacitance (Ciss): 1700pF or lower

Substitute parts are grouped into two categories:

Parametric Equivalents: Parts manufactured by Vishay Siliconix with identical electrical specifications and packaging, differing only in packaging format (Tape & Reel versus bulk).

Manufacturer Recommended Substitutes: Parts from alternative manufacturers (Nexperia, Infineon, STMicroelectronics) that meet or exceed the critical electrical parameters and package requirements, with active product status and current availability.

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Ciss (pF)	Package	Product Status	RoHS Status
IRF540STRL	Vishay Siliconix	100	28	77 @ 17A, 10V	72 @ 10V	1700 @ 25V	TO-263 (D2PAK)	Obsolete	Non-compliant
IRF540STRLPBF	Vishay Siliconix	100	28	77 @ 17A, 10V	72 @ 10V	1700 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant
IRF540STRRPBF	Vishay Siliconix	100	28	77 @ 17A, 10V	72 @ 10V	1700 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant
BUK9675-100A,118	Nexperia USA Inc.	100	23	72 @ 10A, 10V	—	1704 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant
IRF530NSTRLPBF	Infineon Technologies	100	17	90 @ 9A, 10V	37 @ 10V	920 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant
IRF540NSTRLPBF	Infineon Technologies	100	33	44 @ 16A, 10V	71 @ 10V	1960 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant
PHB27NQ10T,118	Nexperia USA Inc.	100	28	50 @ 14A, 10V	30 @ 10V	1240 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant
STB30NF10T4	STMicroelectronics	100	35	45 @ 15A, 10V	55 @ 10V	1180 @ 25V	TO-263 (D2PAK)	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Parametric Equivalents (Preferred for Drop-In Replacement):

IRF540STRLPBF and IRF540STRRPBF are direct parametric equivalents manufactured by Vishay Siliconix with identical electrical specifications to the IRF540STRL. Both parts are in active product status with ROHS3 compliance. The primary difference is packaging format: IRF540STRLPBF is supplied in Tape & Reel format, while IRF540STRRPBF is supplied in Cut Tape & Digi-Reel® format. Both parts are suitable for direct substitution without circuit modification.

Manufacturer Recommended Alternatives (Active Production):

PHB27NQ10T,118 (Nexperia) and IRF540NSTRLPBF (Infineon) are manufacturer-recommended substitutes that meet or exceed the electrical requirements of the IRF540STRL. Both parts maintain 100V Vdss rating and 28A or greater continuous drain current capability. PHB27NQ10T,118 provides improved on-resistance (50mOhm) and reduced gate charge (30nC), resulting in lower power dissipation and faster switching characteristics. IRF540NSTRLPBF provides enhanced current capability (33A) with superior on-resistance (44mOhm). Both are ROHS3 compliant and in active production.

STB30NF10T4 (STMicroelectronics) is a manufacturer-recommended substitute with 35A continuous drain current and 45mOhm on-resistance, providing performance margin above the original specification. This part is suitable for applications requiring enhanced current handling or thermal performance.

BUK9675-100A,118 (Nexperia) is a manufacturer-recommended substitute with 23A continuous drain current, which is below the original 28A specification. This part is suitable only for applications where the reduced current rating is acceptable.

IRF530NSTRLPBF (Infineon) is a manufacturer-recommended substitute with 17A continuous drain current, which is below the original 28A specification. This part is suitable only for applications where the reduced current rating is acceptable.

All recommended substitutes maintain the TO-263 (D2PAK) surface mount package, -55°C to 175°C operating temperature range, and ROHS3 compliance status.

Frequently Asked Questions (FAQ)

Q: Can IRF540STRLPBF be used as a direct replacement for IRF540STRL?

A: Yes. IRF540STRLPBF is a parametric equivalent with identical electrical specifications. The primary difference is packaging format (Tape & Reel versus bulk). No circuit modification is required.

Q: What is the difference between IRF540STRLPBF and IRF540STRRPBF?

A: Both parts are parametric equivalents with identical electrical specifications. IRF540STRLPBF is supplied in Tape & Reel (TR) format, while IRF540STRRPBF is supplied in Cut Tape (CT) & Digi-Reel® format. Selection depends on assembly process requirements.

Q: Can PHB27NQ10T,118 replace IRF540STRL in all applications?

A: PHB27NQ10T,118 meets the critical electrical parameters (100V Vdss, 28A Id, TO-263 package). The part provides improved on-resistance (50mOhm versus 77mOhm) and reduced gate charge (30nC versus 72nC), resulting in lower power dissipation and faster switching. It is suitable for direct substitution in applications where these performance improvements are acceptable.

Q: Why is BUK9675-100A,118 listed as a substitute if it has only 23A current rating?

A: BUK9675-100A,118 is listed as a manufacturer-recommended substitute but does not meet the full current specification of the original part (23A versus 28A). This part is suitable only for applications where the reduced current rating is acceptable or where thermal performance is not critical.

Q: What is the significance of the TO-263 (D2PAK) package requirement?

A: The TO-263 (D2PAK) package is a surface mount configuration with two leads plus a tab for thermal connection. All substitute parts listed maintain this package type, ensuring mechanical and thermal compatibility with existing PCB layouts and thermal management designs.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant. The original IRF540STRL is RoHS non-compliant. If RoHS compliance is a design requirement, IRF540STRLPBF, IRF540STRRPBF, or any of the manufacturer-recommended alternatives must be selected.

Q: What is the operating temperature range for substitute parts?

A: All substitute parts maintain the -55°C to 175°C (TJ) operating temperature range of the original IRF540STRL, ensuring thermal compatibility in existing designs.

Q: Can IRF530NSTRLPBF be used if the application requires 28A continuous drain current?

A: No. IRF530NSTRLPBF is rated for 17A continuous drain current, which is below the 28A requirement. This part is suitable only for applications where the reduced current rating is acceptable.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel® packaging?

A: Both are automated assembly formats. Tape & Reel (TR) supplies parts on continuous tape in reel format for high-volume pick-and-place assembly. Cut Tape (CT) & Digi-Reel® supplies parts on tape segments compatible with both reel-based and manual assembly processes. Selection depends on assembly equipment and production volume requirements.

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