IRFR3707ZCTRLP N-Channel 30V 56A MOSFET Equivalent & Substitute Parts

Part Overview

The IRFR3707ZCTRLP is an N-Channel MOSFET manufactured by Infineon Technologies, part of the HEXFET® series. This device is rated for 30V drain-to-source voltage with 56A continuous drain current at 25°C and 50W maximum power dissipation. The component features a Surface Mount TO-252AA (DPAK) package configuration.

The IRFR3707ZCTRLP is classified as Obsolete. Identification of equivalent and substitute parts is necessary for design continuity, procurement alternatives, and long-term product support when original inventory becomes unavailable.

Key Parameters

Parameter	Value	Unit
FET Type	N-Channel	—
Drain to Source Voltage (Vdss)	30	V
Continuous Drain Current (Id) @ 25°C	56	A (Tc)
Rds On (Max) @ Id, Vgs	9.5	mOhm @ 15A, 10V
Gate Threshold Voltage Vgs(th) (Max) @ Id	2.25	V @ 25µA
Gate Charge (Qg) (Max) @ Vgs	14	nC @ 4.5V
Power Dissipation (Max)	50	W (Tc)
Operating Temperature Range	-55 to 175	°C (TJ)
Package Type	TO-252-3, DPAK	—
Mounting Type	Surface Mount	—

Substitute Part Grouping Explanation

Substitution of the IRFR3707ZCTRLP is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Drain to Source Voltage (Vdss): 30V
FET Type: N-Channel
Technology: MOSFET (Metal Oxide)
Package Type: TO-252-3, DPAK (2 Leads + Tab), SC-63
Mounting Type: Surface Mount

Performance Parameters for Functional Equivalence:

Continuous Drain Current (Id) @ 25°C: Minimum 56A (Tc) or equivalent thermal rating
Rds On (Max) @ Id, Vgs: 9.5 mOhm @ 15A, 10V or lower
Gate Threshold Voltage Vgs(th): 2.25V or lower
Gate Charge (Qg): 14 nC @ 4.5V or lower
Power Dissipation (Max): 50W (Tc) or higher
Operating Temperature: -55°C to 175°C (TJ) or equivalent range

Substitute parts must maintain electrical compatibility within these parameters to ensure direct replacement capability in existing circuit designs.

Parameter Comparison

Parameter	IRFR3707ZCTRLP	IRFR3707ZTRPBF	DMN3010LK3-13	FDD8876	NTD4302T4G	NTD4969NT4G	STD150N3LLH6
Manufacturer	Infineon	Infineon	Diodes Inc.	onsemi	onsemi	onsemi	STMicroelectronics
Vdss (V)	30	30	30	30	30	30	30
Id @ 25°C (A, Tc)	56	56	43	73	68	41	80
Rds On (Max) @ 10V (mOhm)	9.5 @ 15A	9.5 @ 15A	9.5 @ 18A	8.2 @ 35A	10 @ 20A	9 @ 30A	2.8 @ 40A
Vgs(th) (Max) (V)	2.25 @ 25µA	2.25 @ 25µA	2.5 @ 250µA	2.5 @ 250µA	3 @ 250µA	2.5 @ 250µA	2.5 @ 250µA
Qg (Max) (nC)	14 @ 4.5V	14 @ 4.5V	37 @ 10V	47 @ 10V	80 @ 10V	9 @ 4.5V	29 @ 4.5V
Power Dissipation (Max) (W, Tc)	50	50	1.6 (Ta)	70	75	26.3	110
Operating Temp Range (°C, TJ)	-55 to 175	-55 to 175	-55 to 150	-55 to 175	-55 to 150	-55 to 175	to 175
Package	TO-252AA (DPAK)	TO-252AA (DPAK)	TO-252-3 (DPAK)	TO-252AA	DPAK	DPAK	DPAK
Product Status	Obsolete	Not For New Designs	Active	Obsolete	Obsolete	Active	Obsolete
RoHS Status	—	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Parametric Equivalent (Direct Replacement):

IRFR3707ZTRPBF is the parametric equivalent to IRFR3707ZCTRLP. Both devices are manufactured by Infineon Technologies and share identical electrical specifications: 30V Vdss, 56A continuous drain current, 9.5 mOhm Rds On, and 50W power dissipation. The primary difference is packaging format (Cut Tape & Digi-Reel® versus original packaging). IRFR3707ZTRPBF is classified as Not For New Designs but maintains full electrical compatibility. Current inventory availability is 15,268 pieces.

Manufacturer-Recommended Alternatives:

DMN3010LK3-13 (Diodes Incorporated) is an Active product with identical Vdss (30V) and Rds On specification (9.5 mOhm @ 18A, 10V). Continuous drain current is rated at 43A (Tc), which is lower than the original 56A specification. This device is suitable for applications where the 43A rating is sufficient. Inventory: 9,413 pieces.

FDD8876 (onsemi) provides higher performance with 73A continuous drain current and 70W power dissipation. Rds On is improved at 8.2 mOhm @ 35A, 10V. Operating temperature range extends to 175°C. Product status is Obsolete. Inventory: 5,671 pieces.

NTD4302T4G (onsemi) is rated for 68A continuous drain current with 75W power dissipation. Rds On is 10 mOhm @ 20A, 10V. Gate charge is significantly higher at 80 nC @ 10V. Product status is Obsolete. Inventory: 20,900 pieces.

NTD4969NT4G (onsemi) is an Active product rated for 41A continuous drain current and 26.3W power dissipation (Tc). Rds On is 9 mOhm @ 30A, 10V. Gate charge is lower at 9 nC @ 4.5V. Operating temperature range is -55°C to 175°C. Inventory: 25,300 pieces.

STD150N3LLH6 (STMicroelectronics) offers the highest performance with 80A continuous drain current and 110W power dissipation. Rds On is significantly lower at 2.8 mOhm @ 40A, 10V. This device is part of the DeepGATE™ and STripFET™ VI series. Product status is Obsolete. Inventory: 10,300 pieces.

Compliance and Certification:

All substitute parts listed are ROHS3 Compliant and REACH Unaffected. All devices carry ECCN classification EAR99 and HTSUS code 8541.29.0095. Moisture Sensitivity Level is 1 (Unlimited) for all parts.

Frequently Asked Questions (FAQ)

Q: Can IRFR3707ZTRPBF be used as a direct replacement for IRFR3707ZCTRLP?

A: Yes. IRFR3707ZTRPBF is a parametric equivalent with identical electrical specifications. The difference is packaging format (Cut Tape & Digi-Reel® versus original packaging). Both devices are manufactured by Infineon Technologies with 30V Vdss, 56A continuous drain current, and 50W power dissipation.

Q: What is the key difference between the Infineon IRFR3707 variants and the onsemi alternatives?

A: The Infineon variants (IRFR3707ZCTRLP and IRFR3707ZTRPBF) maintain identical specifications with 56A continuous drain current and 14 nC gate charge. onsemi alternatives (NTD4302T4G, NTD4969NT4G) offer different current and gate charge ratings. NTD4302T4G provides 68A with higher gate charge (80 nC), while NTD4969NT4G provides 41A with lower gate charge (9 nC).

Q: Is DMN3010LK3-13 suitable for all applications using IRFR3707ZCTRLP?

A: DMN3010LK3-13 is suitable only for applications where the 43A continuous drain current rating is adequate. The original IRFR3707ZCTRLP is rated for 56A. If the application requires the full 56A capability, DMN3010LK3-13 is not appropriate. DMN3010LK3-13 is an Active product, making it suitable for new designs.

Q: What advantage does STD150N3LLH6 offer over the original IRFR3707ZCTRLP?

A: STD150N3LLH6 provides significantly improved performance with 80A continuous drain current (versus 56A), 110W power dissipation (versus 50W), and substantially lower Rds On at 2.8 mOhm @ 40A, 10V (versus 9.5 mOhm @ 15A, 10V). These improvements result in reduced power loss and improved thermal performance. However, STD150N3LLH6 is classified as Obsolete.

Q: Are all substitute parts available in the same TO-252-3 DPAK package?

A: Yes. All substitute parts listed are available in TO-252-3 DPAK (2 Leads + Tab) package configuration, ensuring mechanical and thermal compatibility with the original IRFR3707ZCTRLP footprint.

Q: Which substitute part has Active product status?

A: Two parts have Active product status: DMN3010LK3-13 (Diodes Incorporated) and NTD4969NT4G (onsemi). These are the only options suitable for new design implementations. All other substitutes are classified as Obsolete or Not For New Designs.

Q: What is the significance of gate charge (Qg) differences among substitute parts?

A: Gate charge affects switching speed and drive circuit requirements. The original IRFR3707ZCTRLP has 14 nC @ 4.5V. NTD4969NT4G has lower gate charge (9 nC @ 4.5V), enabling faster switching. NTD4302T4G has significantly higher gate charge (80 nC @ 10V), requiring more drive current. Gate charge differences may necessitate drive circuit adjustments.

Q: Are all parts ROHS3 Compliant?

A: All substitute parts listed are ROHS3 Compliant. The original IRFR3707ZCTRLP does not specify RoHS status in the provided data.

Q: What is the operating temperature range limitation for DMN3010LK3-13?

A: DMN3010LK3-13 has an operating temperature range of -55°C to 150°C (TJ), which is 25°C lower than the original IRFR3707ZCTRLP (-55°C to 175°C). This may be a limiting factor in high-temperature applications.

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