SPP70N10L N-Channel MOSFET 100V 70A Equivalent & Substitute Parts

Part Overview

The SPP70N10L is an N-Channel MOSFET manufactured by Infineon Technologies, rated for 100V drain-to-source voltage and 70A continuous drain current at 25°C. This device is packaged in TO-220-3 through-hole configuration with a maximum power dissipation of 250W. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity. Substitute parts must maintain electrical compatibility across voltage ratings, current handling, thermal characteristics, and mechanical packaging standards.

Key Parameters

Parameter	SPP70N10L	Unit
Drain-to-Source Voltage (Vdss)	100	V
Continuous Drain Current (Id) @ 25°C	70	A (Tc)
On-State Resistance (Rds On Max) @ Id, Vgs	16 mOhm @ 50A, 10V	mOhm
Gate Threshold Voltage (Vgs(th) Max) @ Id	2	V @ 2mA
Gate Charge (Qg Max) @ Vgs	240	nC @ 10V
Maximum Gate Voltage (Vgs Max)	±20	V
Input Capacitance (Ciss Max) @ Vds	4540	pF @ 25V
Power Dissipation (Max)	250	W (Tc)
Operating Temperature Range	-55 to 175	°C (TJ)
Package Type	TO-220-3	Through Hole
Product Status	Obsolete	—

Substitute Part Grouping Explanation

Substitution eligibility for the SPP70N10L is determined by the following critical parameters:

Electrical Compatibility Requirements:

Drain-to-Source Voltage (Vdss): Must equal or exceed 100V
Continuous Drain Current (Id): Must support 70A or higher at 25°C
Gate Voltage Range (Vgs Max): Must accommodate ±20V
Operating Temperature: Must span -55°C to 175°C (TJ)

Mechanical Compatibility Requirements:

Package Type: TO-220-3 through-hole configuration
Mounting Type: Through-hole

Performance Parameters (Secondary Criteria):

On-State Resistance (Rds On): Lower values indicate improved performance
Gate Charge (Qg): Lower values reduce switching losses
Power Dissipation: Thermal capability must support application requirements

All substitute parts listed maintain 100V Vdss rating and support continuous drain currents between 57A and 80A, ensuring functional compatibility with the SPP70N10L in standard applications. Variations in Rds On, gate charge, and power dissipation reflect different semiconductor technologies and manufacturing processes but do not preclude substitution when electrical and thermal requirements are met.

Parameter Comparison

Parameter	SPP70N10L	IRF3710PBF	PSMN013-100PS,127	PSMN015-100P,127	PSMN016-100PS,127	STP80NF10	Unit
Manufacturer	Infineon	Infineon	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.	STMicroelectronics	—
Vdss	100	100	100	100	100	100	V
Id @ 25°C	70	57	68	75	57	80	A (Tc)
Rds On (Max) @ Id, Vgs	16 @ 50A, 10V	23 @ 28A, 10V	13.9 @ 15A, 10V	15 @ 25A, 10V	16 @ 15A, 10V	15 @ 40A, 10V	mOhm
Vgs(th) (Max) @ Id	2 @ 2mA	4 @ 250µA	4 @ 1mA	4 @ 1mA	4 @ 1mA	4 @ 250µA	V
Qg (Max) @ Vgs	240 @ 10V	130 @ 10V	59 @ 10V	90 @ 10V	49 @ 10V	182 @ 10V	nC
Vgs (Max)	±20	±20	±20	±20	±20	±20	V
Ciss (Max) @ Vds	4540 @ 25V	3130 @ 25V	3195 @ 50V	4900 @ 25V	2404 @ 50V	5500 @ 25V	pF
Power Dissipation (Max)	250	200	170	300	148	300	W (Tc)
Operating Temperature	-55 to 175	-55 to 175	-55 to 175	-55 to 175	-55 to 175	-55 to 175	°C (TJ)
Package	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-220-3	—
Product Status	Obsolete	Active	Obsolete	Obsolete	Obsolete	Active	—
RoHS Status	Non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	—

Engineering Selection Recommendations

Primary Recommendation: STP80NF10

The STP80NF10 manufactured by STMicroelectronics is the preferred substitute for the SPP70N10L. This device maintains 100V Vdss rating with 80A continuous drain current, exceeding the original 70A specification. The STP80NF10 carries Active product status and ROHS3 compliance, ensuring long-term availability and regulatory alignment. Power dissipation capability of 300W matches the thermal requirements of the SPP70N10L. The STripFET™ II technology platform provides proven reliability in industrial applications.

Secondary Recommendation: PSMN015-100P,127

The PSMN015-100P,127 from Nexperia USA Inc. offers 75A continuous drain current with 300W power dissipation, closely matching the SPP70N10L electrical profile. This device features TrenchMOS™ technology and ROHS3 compliance. Although classified as obsolete, inventory availability (2200 pcs) supports near-term procurement. The 15 mOhm on-state resistance at 25A, 10V provides efficient switching characteristics.

Tertiary Recommendation: PSMN013-100PS,127

The PSMN013-100PS,127 from Nexperia USA Inc. delivers 68A continuous drain current with superior on-state resistance of 13.9 mOhm at 15A, 10V. This device exhibits the lowest gate charge (59 nC) among substitute options, reducing switching losses in high-frequency applications. ROHS3 compliance and adequate inventory (4213 pcs) support procurement continuity.

Alternative: IRF3710PBF

The IRF3710PBF from Infineon Technologies provides 57A continuous drain current at 100V. While this represents a 19% reduction from the SPP70N10L specification, it remains suitable for applications with lower current demands. Active product status and ROHS3 compliance ensure long-term support. The HEXFET® technology platform delivers proven performance in switching applications.

Not Recommended: PSMN016-100PS,127

The PSMN016-100PS,127 exhibits the lowest power dissipation (148W) and reduced gate charge (49 nC), but the 57A continuous drain current and 148W thermal rating fall below the SPP70N10L baseline. This device is suitable only for applications with significantly reduced power requirements.

Frequently Asked Questions (FAQ)

Q: Can the IRF3710PBF replace the SPP70N10L in all applications?

A: The IRF3710PBF supports 57A continuous drain current compared to the SPP70N10L's 70A specification. Substitution is valid only when application current requirements do not exceed 57A. Both devices maintain 100V Vdss rating and identical operating temperature range (-55°C to 175°C). Verify actual circuit current draw before selection.

Q: What is the primary advantage of the STP80NF10 over other substitutes?

A: The STP80NF10 provides the highest continuous drain current (80A) among all listed substitutes, exceeding the SPP70N10L's 70A rating by 14%. This device carries Active product status, ensuring long-term availability and manufacturing support. ROHS3 compliance and 300W power dissipation capability align with modern regulatory requirements and thermal design standards.

Q: Are all substitute parts compatible with TO-220-3 through-hole PCB layouts?

A: Yes. All listed substitute parts maintain TO-220-3 package configuration with identical through-hole mounting specifications. PCB footprints and thermal pad designs are mechanically compatible without layout modification.

Q: How do gate charge differences affect circuit performance?

A: Gate charge (Qg) determines the energy required to switch the MOSFET on and off. Lower gate charge reduces switching losses and allows faster switching speeds. The PSMN016-100PS,127 exhibits the lowest gate charge (49 nC), while the SPP70N10L requires 240 nC. In high-frequency switching applications, lower gate charge devices reduce power consumption and heat generation. In low-frequency applications, this difference is negligible.

Q: Which substitute offers the best on-state resistance performance?

A: The PSMN013-100PS,127 delivers the lowest on-state resistance at 13.9 mOhm (measured at 15A, 10V). Lower on-state resistance reduces conduction losses and heat dissipation during normal operation. For applications prioritizing efficiency, this device provides superior performance compared to the SPP70N10L's 16 mOhm specification.

Q: What is the significance of RoHS compliance in substitute selection?

A: RoHS3 compliance indicates the device meets Restriction of Hazardous Substances regulations, restricting lead, cadmium, mercury, and other hazardous materials. The SPP70N10L is RoHS non-compliant, while all listed substitutes carry ROHS3 compliance. For new designs and procurement in regulated markets, ROHS3-compliant devices are mandatory. Existing designs using the SPP70N10L may continue operation without modification, but new component purchases should prioritize compliant alternatives.

Q: Can PSMN015-100P,127 and PSMN013-100PS,127 be used interchangeably?

A: Both devices maintain 100V Vdss and TO-220-3 packaging. The PSMN015-100P,127 supports 75A continuous current with 300W power dissipation, while the PSMN013-100PS,127 supports 68A with 170W dissipation. Interchangeability depends on application current and thermal requirements. The PSMN015-100P,127 is preferred for higher-power applications, while the PSMN013-100PS,127 suits lower-power designs with efficiency prioritization.

Q: What inventory considerations apply to obsolete substitute parts?

A: PSMN013-100PS,127, PSMN015-100P,127, and PSMN016-100PS,127 are classified as obsolete. Current inventory levels are 4213, 2200, and 5922 pcs respectively. For long-term production programs, Active-status devices (STP80NF10 with 8888 pcs, IRF3710PBF with 165200 pcs) provide superior supply chain stability. Obsolete parts support near-term requirements but may face future availability constraints.

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