STB60NF10-1 Equivalent & Substitute Parts

Part Overview

The STB60NF10-1 is an N-Channel MOSFET manufactured by STMicroelectronics, rated for 100V drain-to-source voltage with 80A continuous drain current at 25°C. This device is housed in a Through Hole I2PAK (TO-262-3) package and is designed for high-current switching applications requiring 300W power dissipation capability. The part is classified as Obsolete, necessitating identification of equivalent alternatives for ongoing production and maintenance applications. Substitute parts must maintain electrical compatibility across voltage ratings, current handling, and thermal characteristics while accommodating packaging and availability constraints.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	100	V
Continuous Drain Current (Id) @ 25°C	80	A (Tc)
Drive Voltage (Max Rds On)	10	V
Rds On (Max) @ Id, Vgs	23	mOhm @ 40A, 10V
Gate Threshold Voltage Vgs(th) (Max)	4	V @ 250µA
Gate Charge (Qg) (Max)	104	nC @ 10V
Power Dissipation (Max)	300	W (Tc)
Operating Temperature Range	-55 to 175	°C (TJ)
Package Type	TO-262-3 Long Leads, I2PAK	Through Hole
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the STB60NF10-1 is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Drain to Source Voltage (Vdss): 100V (exact match required)
Continuous Drain Current (Id) @ 25°C: Minimum 80A (Tc)
Gate Drive Voltage: 10V operation capability
Package Type: Through Hole TO-262-3 compatible
Operating Temperature Range: -55°C to 175°C (TJ)
RoHS3 Compliance: Required

Secondary Compatibility Factors:

Rds On (Max) @ 10V: Lower values indicate improved performance
Gate Charge (Qg): Lower values reduce switching losses
Power Dissipation capability: Thermal performance consideration

The substitute parts listed below satisfy the primary criteria. Variations in secondary parameters reflect different manufacturing technologies and design generations but do not preclude functional substitution within the specified electrical envelope.

Parameter Comparison

Parameter	STB60NF10-1 (STMicroelectronics)	IPI086N10N3GXKSA1 (Infineon)	IRF540NLPBF (Infineon)	IRF540ZLPBF (Infineon)
Drain to Source Voltage (Vdss)	100V	100V	100V	100V
Continuous Drain Current (Id) @ 25°C	80A (Tc)	80A (Tc)	33A (Tc)	36A (Tc)
Drive Voltage (Max Rds On)	10V	6V, 10V	10V	10V
Rds On (Max) @ Id, Vgs	23 mOhm @ 40A, 10V	8.6 mOhm @ 73A, 10V	44 mOhm @ 16A, 10V	26.5 mOhm @ 22A, 10V
Gate Threshold Voltage Vgs(th) (Max)	4V @ 250µA	3.5V @ 75µA	4V @ 250µA	4V @ 250µA
Gate Charge (Qg) (Max)	104 nC @ 10V	55 nC @ 10V	71 nC @ 10V	63 nC @ 10V
Input Capacitance (Ciss) (Max)	4270 pF @ 25V	3980 pF @ 50V	1960 pF @ 25V	1770 pF @ 25V
Power Dissipation (Max)	300W (Tc)	125W (Tc)	130W (Tc)	92W (Tc)
Operating Temperature Range	-55°C to 175°C (TJ)	-55°C to 175°C (TJ)	-55°C to 175°C (TJ)	-55°C to 175°C (TJ)
Package Type	TO-262-3 Long Leads, I2PAK	PG-TO262-3	TO-262	TO-262
Product Status	Obsolete	Active	Obsolete	Not For New Designs
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: IPI086N10N3GXKSA1

The IPI086N10N3GXKSA1 (Infineon OptiMOS™ series) is the preferred substitute for the STB60NF10-1. This part maintains the critical electrical specifications: 100V Vdss rating and 80A continuous drain current at 25°C. The device is classified as Active, ensuring long-term availability and supply chain stability. It is ROHS3 compliant and operates across the identical temperature range (-55°C to 175°C). The TO-262-3 package compatibility is confirmed. The IPI086N10N3GXKSA1 demonstrates superior on-resistance characteristics (8.6 mOhm @ 73A, 10V) and lower gate charge (55 nC @ 10V), resulting in reduced switching losses and improved thermal performance compared to the original part.

Secondary Alternatives: IRF540NLPBF and IRF540ZLPBF

The IRF540NLPBF and IRF540ZLPBF are functionally compatible at the 100V Vdss level but present current-handling limitations. Both devices are rated for 33A and 36A continuous drain current respectively, which is substantially below the 80A specification of the STB60NF10-1. These parts are suitable only for applications where the actual operating current does not exceed their rated capacity. IRF540NLPBF is classified as Obsolete; IRF540ZLPBF is classified as Not For New Designs. Both maintain ROHS3 compliance and TO-262 package compatibility. These alternatives are not recommended for direct replacement in designs requiring the full 80A current capability.

Frequently Asked Questions (FAQ)

Q: Can the IPI086N10N3GXKSA1 directly replace the STB60NF10-1 in existing designs?

A: Yes. The IPI086N10N3GXKSA1 maintains the critical electrical parameters: 100V Vdss, 80A continuous drain current at 25°C, 10V gate drive capability, and TO-262-3 package compatibility. The device operates across the same temperature range and meets ROHS3 compliance requirements. Pin configuration and package dimensions are compatible with the original part.

Q: What are the limitations of using IRF540NLPBF or IRF540ZLPBF as substitutes?

A: Both IRF540 variants are rated for significantly lower continuous drain current (33A and 36A respectively) compared to the STB60NF10-1 specification of 80A. These parts are suitable only for applications where actual operating current does not exceed their rated capacity. They are not appropriate for designs requiring the full 80A current handling capability. Additionally, both parts are classified as Obsolete or Not For New Designs, limiting their suitability for long-term production applications.

Q: Are there package compatibility concerns when substituting these parts?

A: The IPI086N10N3GXKSA1 is supplied in PG-TO262-3 package, which is mechanically and electrically compatible with the original TO-262-3 Long Leads I2PAK package. The IRF540 variants use standard TO-262 packaging, also compatible with TO-262-3 footprints. All three substitute parts are Through Hole mounted devices. No PCB layout modifications are required for substitution.

Q: How do the thermal characteristics compare between the main part and substitutes?

A: The STB60NF10-1 is rated for 300W maximum power dissipation at Tc. The IPI086N10N3GXKSA1 is rated for 125W, and the IRF540 variants for 130W and 92W respectively. The lower power dissipation ratings of the substitutes reflect different thermal design parameters. In applications where thermal performance is critical, the IPI086N10N3GXKSA1 offers superior on-resistance characteristics (8.6 mOhm @ 73A, 10V) compared to the original part (23 mOhm @ 40A, 10V), potentially resulting in lower junction temperatures under equivalent operating conditions.

Q: What is the significance of the product status classifications?

A: The STB60NF10-1 is classified as Obsolete, indicating it is no longer manufactured and existing inventory is limited. The IPI086N10N3GXKSA1 is classified as Active, ensuring continued manufacturing and availability. The IRF540NLPBF is Obsolete, and the IRF540ZLPBF is Not For New Designs, both indicating limited future availability. For new designs and long-term production, the IPI086N10N3GXKSA1 is the recommended choice.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. The STB60NF10-1, IPI086N10N3GXKSA1, IRF540NLPBF, and IRF540ZLPBF are all ROHS3 compliant. All parts are REACH Unaffected and classified under ECCN EAR99. Moisture Sensitivity Level (MSL) is 1 (Unlimited) for all devices.

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