DMNH6008SCT N-Channel 60V 130A MOSFET Equivalent & Substitute Parts

Part Overview

The DMNH6008SCT is an N-Channel MOSFET manufactured by Diodes Incorporated, rated for 60V drain-to-source voltage and 130A continuous drain current in a TO-220-3 through-hole package. This device is qualified to AEC-Q101 automotive standards and carries Active product status. Equivalent and substitute parts are identified based on matching or exceeding critical electrical parameters including voltage rating, current capacity, on-resistance characteristics, and thermal performance within the same or compatible package configurations.

Key Parameters

Parameter	Value	Unit
Drain-to-Source Voltage (Vdss)	60	V
Continuous Drain Current (Id) @ 25°C	130	A
On-Resistance (Rds On) @ 20A, 10V	8	mOhm
Gate Threshold Voltage (Vgs(th)) @ 250µA	4	V
Gate Charge (Qg) @ 10V	21	nC
Power Dissipation (Max)	210	W
Operating Temperature Range	-55 to 175	°C
Package Type	TO-220-3	—
Qualification	AEC-Q101	—

Substitute Part Grouping Explanation

Substitution of the DMNH6008SCT is determined by the following critical parameters:

Voltage Rating (Vdss): The substitute must equal or exceed 60V to ensure safe operation in the same circuit topology.

Continuous Drain Current (Id): The substitute must equal or exceed 130A at 25°C to handle the same load conditions without thermal stress.

On-Resistance (Rds On): Lower or equal on-resistance at the specified gate voltage (10V) ensures equivalent or improved efficiency and heat dissipation.

Gate Threshold Voltage (Vgs(th)): Must remain within the 4V specification to ensure compatible gate drive requirements.

Package Type: TO-220-3 or TO-220-AB configurations are mechanically and electrically compatible for through-hole mounting applications.

Thermal Performance: Power dissipation capability must support the application's thermal budget.

Compliance & Qualification: AEC-Q101 automotive qualification is preferred for automotive applications; RoHS3 compliance is required for regulatory adherence.

Substitutes are grouped into two categories: Parametric Equivalents (identical electrical specifications from the same manufacturer) and Cross-Manufacturer Alternatives (functionally equivalent parts from other manufacturers with comparable or superior ratings).

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Power Diss. (W)	Temp Range (°C)	Package	Status	AEC-Q101
DMNH6008SCT	Diodes Inc.	60	130	8 @ 20A	21	210	-55 to 175	TO-220-3	Active	Yes
DMNH6008SCTQ	Diodes Inc.	60	130	8 @ 20A	21	210	-55 to 175	TO-220-3	Active	Yes
IRF3205PBF	Infineon	55	110	8 @ 62A	146	200	-55 to 175	TO-220-3	Active	No
IRF1010NPBF	Infineon	55	85	11 @ 43A	120	180	-55 to 175	TO-220-3	Not For New Designs	No
STP76NF75	STMicroelectronics	75	80	11 @ 40A	160	300	-55 to 175	TO-220-3	Active	No
FDP75N08A	onsemi	75	75	11 @ 37.5A	104	137	-55 to 150	TO-220-3	Obsolete	No
IRF60B217	International Rectifier	60	60	9 @ 36A	66	83	-55 to 175	TO-220-3	Obsolete	No

Engineering Selection Recommendations

Primary Equivalent (Recommended for Direct Replacement):

DMNH6008SCTQ is the parametric equivalent to DMNH6008SCT. Both devices are manufactured by Diodes Incorporated with identical electrical specifications, AEC-Q101 qualification, and Active product status. This part provides direct substitution with no circuit redesign required.

Cross-Manufacturer Alternatives (Functional Substitutes):

IRF3205PBF (Infineon Technologies) is an Active-status alternative with comparable on-resistance (8 mOhm) and power dissipation (200W). However, it operates at a lower voltage rating (55V vs. 60V) and reduced continuous current (110A vs. 130A). This part is suitable for applications where the 55V rating is sufficient and current demand does not exceed 110A. The device lacks AEC-Q101 qualification.

STP76NF75 (STMicroelectronics) offers higher voltage (75V) and power dissipation (300W) ratings with Active product status. The continuous current rating (80A) is lower than the DMNH6008SCT, making it suitable only for reduced-current applications. On-resistance is slightly higher (11 mOhm vs. 8 mOhm). AEC-Q101 qualification is not provided.

Not Recommended for New Designs:

IRF1010NPBF carries "Not For New Designs" status and is therefore unsuitable for new product development. FDP75N08A and IRF60B217 are Obsolete and should not be selected for new applications. These parts are listed for reference only in legacy system maintenance scenarios.

Frequently Asked Questions (FAQ)

Q: Can DMNH6008SCTQ directly replace DMNH6008SCT without circuit modification?

A: Yes. DMNH6008SCTQ is a parametric equivalent with identical electrical specifications, voltage rating, current capacity, on-resistance, and thermal characteristics. Both devices are AEC-Q101 qualified and carry Active product status. Direct substitution is supported.

Q: Is IRF3205PBF a suitable substitute for the DMNH6008SCT?

A: IRF3205PBF is a functional alternative for applications where the reduced voltage rating (55V vs. 60V) and current capacity (110A vs. 130A) are acceptable. The on-resistance is equivalent (8 mOhm), and the operating temperature range matches (-55°C to 175°C). However, this part lacks AEC-Q101 automotive qualification and is not recommended for automotive applications requiring that certification.

Q: Why is STP76NF75 listed as a substitute if its current rating is lower?

A: STP76NF75 is included as a functional alternative for applications with reduced current requirements (≤80A). It offers superior voltage rating (75V) and exceptional power dissipation capability (300W), making it suitable for high-power, lower-current switching applications. The equivalent on-resistance (11 mOhm) and matching operating temperature range support this substitution in appropriate use cases.

Q: What is the significance of the TO-220-3 package compatibility?

A: All listed substitutes use TO-220-3 or TO-220-AB through-hole packages, ensuring mechanical and thermal compatibility with existing PCB layouts and heat sink mounting arrangements. No mechanical redesign is required when substituting between these package variants.

Q: Should I use IRF1010NPBF or FDP75N08A for new designs?

A: No. IRF1010NPBF carries "Not For New Designs" status, and FDP75N08A is Obsolete. Both parts should be avoided in new product development. These parts are documented for reference only in legacy system support or repair scenarios where original parts are unavailable.

Q: How does gate charge (Qg) affect substitution decisions?

A: Gate charge determines the energy required to switch the MOSFET on and off. The DMNH6008SCT requires 21 nC at 10V. Substitutes with higher gate charge (such as IRF3205PBF at 146 nC) require more gate drive energy and may increase switching losses. For applications with limited gate drive capability, lower gate charge is preferable. For most general-purpose applications, gate charge differences are not critical if the gate driver can supply the required current.

Q: Is RoHS3 compliance required for my application?

A: RoHS3 compliance is mandatory for products sold in the European Union and many other regulated markets. DMNH6008SCT, DMNH6008SCTQ, IRF3205PBF, and STP76NF75 are all RoHS3 compliant. IRF60B217 is RoHS non-compliant and should not be used in applications requiring regulatory compliance.

Q: Can I use a substitute with a higher voltage rating in place of the DMNH6008SCT?

A: Yes. A higher voltage rating (such as 75V in STP76NF75 or FDP75N08A) is electrically compatible and provides additional safety margin. However, higher voltage-rated MOSFETs typically exhibit higher on-resistance and gate charge, which may increase power dissipation and switching losses. Verify that thermal and efficiency requirements are still met before substitution.

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