NDP7061 N-Channel MOSFET 60V 64A TO-220-3 Equivalent & Substitute Parts

Part Overview

The NDP7061 is an N-Channel MOSFET manufactured by onsemi, rated for 60V drain-to-source voltage with 64A continuous drain current at 25°C. The device is housed in a TO-220-3 through-hole package and dissipates up to 130W at the case temperature. This part is classified as obsolete, making identification of equivalent and substitute components necessary for ongoing design support, maintenance, and production continuity. Substitute parts listed here maintain functional compatibility within the specified electrical and mechanical parameters.

Key Parameters

Parameter	Value	Unit
FET Type	N-Channel	—
Technology	MOSFET (Metal Oxide)	—
Drain to Source Voltage (Vdss)	60	V
Continuous Drain Current (Id) @ 25°C	64	A
Rds On (Max) @ 35A, 10V	16	mOhm
Gate Threshold Voltage (Vgs(th)) @ 250µA	4	V
Power Dissipation (Max)	130	W
Operating Temperature Range	-65 to 175	°C
Package Type	TO-220-3	—
Mounting Type	Through Hole	—

Substitute Part Grouping Explanation

Substitution of the NDP7061 is determined by the following critical parameters:

Voltage Rating Compatibility: The substitute part must have a Vdss rating equal to or greater than 60V. This ensures the device operates within safe voltage margins in the application circuit.

Current Rating Compatibility: The substitute part must have a continuous drain current (Id) rating equal to or greater than 64A at 25°C. This ensures the device can handle the required load current without thermal stress.

On-State Resistance (Rds On): The substitute part must have an Rds On value at or below 16mOhm (measured at the specified gate voltage and current conditions) to maintain equivalent power dissipation characteristics and thermal performance.

Package and Mounting: The substitute part must use a TO-220-3 through-hole package to ensure mechanical and thermal compatibility with existing PCB layouts and heat sink mounting arrangements.

Gate Threshold Voltage: The substitute part must have a Vgs(th) rating of 4V or lower at 250µA to ensure compatible gate drive requirements.

Operating Temperature Range: The substitute part must support the full operating temperature range of -65°C to 175°C or a range that encompasses the application requirements.

Parts meeting these criteria are classified as direct substitutes. Parts with enhanced ratings (higher voltage, higher current, or lower Rds On) are classified as upgrades and provide additional design margin.

Parameter Comparison

Parameter	NDP7061 (onsemi)	STP60NF06 (STMicroelectronics)	STP60NF06L (STMicroelectronics)	AOT430 (Alpha & Omega)
Drain to Source Voltage (Vdss)	60 V	60 V	60 V	75 V
Continuous Drain Current (Id) @ 25°C	64 A	60 A	60 A	80 A
Rds On (Max) @ 10V	16 mOhm @ 35A	16 mOhm @ 30A	14 mOhm @ 30A	11.5 mOhm @ 30A
Gate Threshold Voltage (Vgs(th)) @ 250µA	4 V	4 V	1 V	4 V
Power Dissipation (Max)	130 W	110 W	110 W	268 W
Operating Temperature Range	-65 to 175 °C	-55 to 175 °C	-65 to 175 °C	-55 to 175 °C
Package Type	TO-220-3	TO-220-3	TO-220-3	TO-220-3
Product Status	Obsolete	Active	Active	Active
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant	Not specified

Engineering Selection Recommendations

STP60NF06 (STMicroelectronics): This part is a direct substitute for the NDP7061 in applications where the continuous drain current requirement does not exceed 60A. The STP60NF06 maintains identical voltage rating (60V) and equivalent on-state resistance (16mOhm @ 30A, 10V). The part is active in production status and RoHS3 compliant, ensuring long-term availability and regulatory compliance. The operating temperature range extends to -55°C minimum, which is acceptable for most industrial applications but does not reach the -65°C lower limit of the NDP7061. This part is suitable for designs where the 64A rating of the NDP7061 is not fully utilized.

STP60NF06L (STMicroelectronics): This part is a direct substitute with enhanced performance characteristics. It maintains the 60V voltage rating and 60A current rating while offering improved on-state resistance (14mOhm @ 30A, 10V) compared to the NDP7061. The STP60NF06L supports the full operating temperature range (-65°C to 175°C) matching the NDP7061 specification. The lower gate threshold voltage (1V @ 250µA) enables operation with reduced gate drive voltage. This part is active in production and RoHS3 compliant. The STP60NF06L is recommended for new designs requiring enhanced thermal performance and lower gate drive requirements.

AOT430 (Alpha & Omega Semiconductor): This part is an upgrade substitute offering higher voltage (75V) and higher current (80A) ratings compared to the NDP7061. The AOT430 provides superior on-state resistance (11.5mOhm @ 30A, 10V) and significantly higher power dissipation capability (268W). The part is active in production status and REACH compliant. The operating temperature range is -55°C to 175°C, which does not reach the -65°C lower limit of the NDP7061. The AOT430 is suitable for applications requiring additional design margin in voltage and current ratings or where thermal performance is critical.

Compliance and Availability: All substitute parts are active in production, ensuring long-term availability. STP60NF06 and STP60NF06L are RoHS3 compliant. All parts carry REACH Unaffected status and EAR99 export classification, matching the regulatory profile of the NDP7061.

Frequently Asked Questions (FAQ)

Q: Can the STP60NF06 directly replace the NDP7061 in all applications?

A: The STP60NF06 is a direct substitute for applications where the continuous drain current does not exceed 60A. The NDP7061 is rated for 64A, so applications requiring the full 64A rating must use either the STP60NF06L or AOT430. Both voltage rating (60V) and on-state resistance (16mOhm) are equivalent, ensuring compatible thermal and electrical performance in current-limited applications.

Q: What is the difference between STP60NF06 and STP60NF06L?

A: Both parts share the same voltage (60V) and current (60A) ratings and TO-220-3 package. The STP60NF06L offers lower on-state resistance (14mOhm versus 16mOhm), lower gate threshold voltage (1V versus 4V), and supports the full -65°C to 175°C operating temperature range. The STP60NF06L is recommended for new designs requiring enhanced performance and lower gate drive voltage.

Q: Why does the AOT430 have a higher voltage rating than the NDP7061?

A: The AOT430 is rated for 75V Vdss compared to the NDP7061's 60V. This higher voltage rating provides additional design margin and allows the device to operate safely in circuits with higher transient voltage spikes. The AOT430 is an upgrade substitute suitable for applications where enhanced voltage headroom is beneficial.

Q: Are all substitute parts available in the same package?

A: Yes, all substitute parts (STP60NF06, STP60NF06L, and AOT430) are housed in TO-220-3 through-hole packages, ensuring mechanical and thermal compatibility with existing PCB layouts designed for the NDP7061.

Q: What is the impact of the lower gate threshold voltage in the STP60NF06L?

A: The STP60NF06L has a gate threshold voltage of 1V compared to 4V in the NDP7061. This lower threshold voltage allows the device to turn on with reduced gate drive voltage, potentially simplifying gate drive circuit design and reducing power consumption in the gate drive stage. Applications using standard 5V or 10V gate drive signals will operate with improved noise margin.

Q: Can I use the AOT430 in a circuit designed for the NDP7061 without modifications?

A: The AOT430 is mechanically and electrically compatible with the NDP7061 in the TO-220-3 package. However, the higher voltage rating (75V) and current rating (80A) mean the device will operate with greater design margin. No circuit modifications are required, but thermal management may be improved due to the lower on-state resistance. Verify that the gate drive voltage (±25V maximum for AOT430 versus ±20V for NDP7061) is compatible with your gate drive circuit.

Q: What is the significance of RoHS3 compliance for the substitute parts?

A: RoHS3 compliance indicates that the substitute parts (STP60NF06 and STP60NF06L) meet the Restriction of Hazardous Substances directive, restricting the use of specific hazardous materials. This compliance is important for applications in regulated industries and ensures environmental and health safety standards are met. The NDP7061 does not specify RoHS status, so using RoHS3-compliant substitutes ensures regulatory alignment for new designs.

Q: How do I determine which substitute part is best for my application?

A: Selection depends on three factors: (1) Required continuous drain current—if 60A is sufficient, use STP60NF06 or STP60NF06L; if 64A or higher is required, use AOT430. (2) Operating temperature range—if -65°C operation is required, use STP60NF06L; if -55°C minimum is acceptable, STP60NF06 or AOT430 are suitable. (3) Gate drive voltage—if lower gate threshold voltage is beneficial, use STP60NF06L; otherwise, STP60NF06 or AOT430 are equivalent. All parts maintain TO-220-3 package compatibility.

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