IRLR3714PBF N-Channel MOSFET Equivalent & Substitute Parts

Part Overview

The IRLR3714PBF is an N-Channel MOSFET manufactured by Infineon Technologies, designed for surface mount applications in the TO-252AA (DPAK) package. This device operates at 20V drain-to-source voltage with a continuous drain current rating of 36A at 25°C and maximum power dissipation of 47W. The product is currently classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and component procurement.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	20	V
Continuous Drain Current (Id) @ 25°C	36	A
Rds On (Max) @ 18A, 10V	20	mOhm
Power Dissipation (Max)	47	W
Gate Charge (Qg) @ 4.5V	9.7	nC
Input Capacitance (Ciss) @ 10V	670	pF
Operating Temperature Range	-55 to 175	°C
Package Type	TO-252-3 (DPAK)	-

Substitute Part Grouping Explanation

Substitution of the IRLR3714PBF is determined by the following critical electrical and mechanical parameters:

Voltage Rating Compatibility: The substitute part must operate at or above the 20V Vdss specification. The IPD30N03S2L20ATMA1 provides 30V Vdss, which exceeds the minimum requirement and maintains backward compatibility in circuits designed for the IRLR3714PBF.

Current Handling Capacity: The substitute must support continuous drain current sufficient for the application. The IRLR3714PBF specifies 36A at 25°C; the IPD30N03S2L20ATMA1 provides 30A, which represents a 16.7% reduction in current capacity. This substitution is valid only for applications where the actual operating current does not exceed 30A.

On-Resistance (Rds On): Both devices maintain identical Rds On specifications of 20mOhm at 18A and 10V gate-source voltage, ensuring equivalent switching losses and thermal performance in the specified operating range.

Package Compatibility: Both devices use the TO-252-3 (DPAK) surface mount package with identical pinout and mechanical dimensions, enabling direct board-level substitution without layout modifications.

Temperature Range: Both devices operate across the identical -55°C to 175°C junction temperature range, maintaining thermal performance equivalence.

Parameter Comparison

Parameter	IRLR3714PBF	IPD30N03S2L20ATMA1	Unit
Manufacturer	Infineon Technologies	Infineon Technologies	-
FET Type	N-Channel	N-Channel	-
Drain to Source Voltage (Vdss)	20	30	V
Continuous Drain Current (Id) @ 25°C	36	30	A
Rds On (Max) @ 18A, 10V	20	20	mOhm
Power Dissipation (Max)	47	60	W
Gate Charge (Qg)	9.7 @ 4.5V	19 @ 10V	nC
Input Capacitance (Ciss)	670 @ 10V	530 @ 25V	pF
Vgs (Max)	±20	±20	V
Operating Temperature Range	-55 to 175	-55 to 175	°C
Package Type	TO-252-3 (DPAK)	TO-252-3 (DPAK)	-
Mounting Type	Surface Mount	Surface Mount	-
Product Status	Obsolete	Active	-
RoHS Status	Not specified	ROHS3 Compliant	-
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	-
REACH Status	REACH Unaffected	REACH Unaffected	-

Engineering Selection Recommendations

The IPD30N03S2L20ATMA1 is an active product with current manufacturing status, whereas the IRLR3714PBF is obsolete. This substitution is appropriate for new designs and ongoing production support where component availability is critical.

Compliance Considerations: The IPD30N03S2L20ATMA1 carries ROHS3 compliance certification, meeting current environmental regulatory requirements. Both devices maintain REACH Unaffected status and identical Moisture Sensitivity Level (MSL) ratings of 1 (Unlimited), indicating equivalent handling and storage requirements.

Current Derating: Applications operating at continuous drain currents above 30A cannot use the IPD30N03S2L20ATMA1 as a direct substitute. Circuits designed for the full 36A rating of the IRLR3714PBF require alternative solutions or parallel device configurations.

Voltage Margin: The 10V increase in Vdss rating (30V versus 20V) provides additional voltage headroom in applications with transient overvoltage conditions, enhancing circuit reliability without introducing compatibility issues.

Frequently Asked Questions (FAQ)

Q: Can the IPD30N03S2L20ATMA1 replace the IRLR3714PBF in all applications?

A: Substitution is valid only when the application's continuous drain current requirement does not exceed 30A. The IRLR3714PBF is rated for 36A; the IPD30N03S2L20ATMA1 provides 30A continuous current capacity. Verify actual operating current before substitution.

Q: Are the packages mechanically identical?

A: Yes. Both devices use the TO-252-3 (DPAK) surface mount package with identical pinout, mechanical dimensions, and thermal characteristics. Direct board-level substitution is possible without layout modifications.

Q: What is the difference in gate charge between these devices?

A: The IRLR3714PBF specifies 9.7 nC gate charge at 4.5V, while the IPD30N03S2L20ATMA1 specifies 19 nC at 10V. Gate charge is measured at different gate-source voltages, making direct comparison imprecise. Both devices maintain identical Rds On performance at the specified operating point (18A, 10V).

Q: Does the higher Vdss rating of the IPD30N03S2L20ATMA1 affect circuit performance?

A: The 30V Vdss rating of the IPD30N03S2L20ATMA1 does not degrade performance in circuits designed for 20V operation. The higher voltage rating provides additional safety margin against transient overvoltage without affecting switching characteristics or on-resistance.

Q: What are the compliance differences between these parts?

A: The IPD30N03S2L20ATMA1 carries ROHS3 compliance certification, meeting current environmental standards. The IRLR3714PBF compliance status is not specified. Both devices maintain identical REACH Unaffected and MSL 1 (Unlimited) ratings.

Q: Is the IPD30N03S2L20ATMA1 available in the same packaging format?

A: The IPD30N03S2L20ATMA1 is supplied in Tape & Reel (TR) format, whereas the IRLR3714PBF packaging format is not specified in the provided data. Both use identical TO-252-3 (DPAK) component packages suitable for automated assembly.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message