PSMN017-30LL,115 N-Channel MOSFET Equivalent & Substitute Parts

Part Overview

The PSMN017-30LL,115 is an N-Channel 30V MOSFET manufactured by NXP USA Inc., rated for 15A continuous drain current at 25°C with 37W maximum power dissipation in an 8-DFN3333 (3.3x3.3) surface mount package. This device is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing production and design requirements. Substitute parts must maintain compatibility across electrical ratings, thermal characteristics, and mechanical packaging to ensure direct replacement capability.

Key Parameters

Parameter	Value	Unit
Drain to Source Voltage (Vdss)	30	V
Continuous Drain Current (Id) @ 25°C	15	A (Tc)
Rds On (Max) @ Id, Vgs	17	mOhm @ 5A, 10V
Gate Threshold Voltage (Vgs(th)) @ Id	2.15	V @ 1mA
Gate Charge (Qg) @ Vgs	10	nC @ 10V
Input Capacitance (Ciss) @ Vds	526	pF @ 15V
Power Dissipation (Max)	37	W (Tc)
Operating Temperature Range	-55 to 150	°C (TJ)
Mounting Type	Surface Mount
Package	8-DFN3333 (3.3x3.3)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the PSMN017-30LL,115 is determined by the following critical parameters:

Electrical Compatibility Requirements:

Drain to Source Voltage (Vdss): Must equal or exceed 30V
Continuous Drain Current (Id) @ 25°C: Must meet or exceed 15A (Tc rating)
Gate Threshold Voltage (Vgs(th)): Must be within acceptable switching range (approximately 2.0V to 2.5V @ 250µA to 1mA)
Maximum Gate to Source Voltage (Vgs): Must support ±20V operation
Operating Temperature Range: Must span -55°C to 150°C (TJ)

Thermal and Mechanical Compatibility:

Power Dissipation: Substitute must support minimum 37W (Tc) or higher
Mounting Type: Surface mount only
Package Type: 8-pin DFN or equivalent power package (8-DFN-EP, 8-PowerVDFN, 8-PowerTDFN acceptable)
Exposed Pad: Required for thermal management

Regulatory and Supply Chain:

RoHS3 Compliance: Required
Moisture Sensitivity Level: MSL 1 (Unlimited) preferred
Product Status: Active or Not For New Designs acceptable; Obsolete status unacceptable for substitutes

Substitute parts are grouped into two categories based on package form factor and thermal performance: Alpha & Omega Semiconductor devices (8-DFN-EP 3x3 package) and Infineon Technologies OptiMOS™ series (8-PowerTDSON package). Both groups meet the 30V Vdss and 15A+ Id requirements with compatible thermal and electrical characteristics.

Parameter Comparison

Parameter	PSMN017-30LL,115	AON7406	AON7410	BSZ050N03LSGATMA1	BSZ050N03MSGATMA1	BSZ130N03LSGATMA1
Manufacturer	NXP USA Inc.	Alpha & Omega Semiconductor	Alpha & Omega Semiconductor	Infineon Technologies	Infineon Technologies	Infineon Technologies
Vdss (V)	30	30	30	30	30	30
Id @ 25°C (A, Tc)	15	25	24	40	40	35
Rds On (Max) @ 10V (mOhm)	17 @ 5A	17 @ 9A	20 @ 8A	5 @ 20A	4.5 @ 20A	13 @ 20A
Vgs(th) (V)	2.15 @ 1mA	2.4 @ 250µA	2.5 @ 250µA	2.2 @ 250µA	2.0 @ 250µA	2.2 @ 250µA
Qg (nC @ 10V)	10	18	12	35	46	13
Ciss (pF @ 15V)	526	888	660	2800	3600	970
Power Dissipation (W, Tc)	37	15.5	20	50	48	25
Operating Temperature (°C)	-55 to 150	-55 to 150	-55 to 150	-55 to 150	-55 to 150	-55 to 150
Package	8-DFN3333 (3.3x3.3)	8-DFN-EP (3x3)	8-DFN-EP (3x3)	8-PowerTDSON	8-PowerTDSON	8-PowerTDSON
Product Status	Obsolete	Not For New Designs	Not For New Designs	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Substitutes (Active Product Status):

The Infineon OptiMOS™ series devices BSZ050N03LSGATMA1, BSZ050N03MSGATMA1, and BSZ130N03LSGATMA1 are recommended as primary substitutes. All three maintain Active product status, ensuring long-term availability and supply chain stability. These devices exceed the PSMN017-30LL,115 electrical specifications with 30V Vdss rating, 35A to 40A continuous drain current capability, and superior thermal performance (25W to 50W Tc dissipation). The 8-PowerTDSON package provides enhanced thermal management through larger exposed pad geometry compared to the original 8-DFN3333 package.

BSZ050N03LSGATMA1 and BSZ050N03MSGATMA1 are electrically interchangeable with the original part, offering 40A Tc current rating and 50W to 48W power dissipation respectively. BSZ130N03LSGATMA1 provides the closest thermal profile to the original device at 25W Tc dissipation with 35A current capability, making it suitable for applications with tighter thermal constraints.

Secondary Substitutes (Not For New Designs Status):

AON7406 and AON7410 from Alpha & Omega Semiconductor are available as secondary alternatives. Both devices maintain 30V Vdss rating with 24A to 25A continuous drain current and are packaged in 8-DFN-EP (3x3) format, providing closer mechanical compatibility to the original 8-DFN3333 package. These parts carry "Not For New Designs" status, indicating limited future availability; however, they remain suitable for legacy system maintenance and repair applications. Current inventory levels (30,194 and 250,100 units respectively) support near-term procurement requirements.

Regulatory Compliance:

All recommended substitutes maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original device specifications. Operating temperature range (-55°C to 150°C TJ) is consistent across all alternatives, ensuring thermal envelope compatibility.

Frequently Asked Questions (FAQ)

Q: Can AON7406 or AON7410 be used as direct replacements for PSMN017-30LL,115?

A: AON7406 and AON7410 are electrically compatible substitutes meeting the 30V Vdss and 15A+ continuous drain current requirements. Both devices are packaged in 8-DFN-EP (3x3) format, which is mechanically similar to the original 8-DFN3333 package. However, these parts carry "Not For New Designs" status, limiting their suitability for new product development. They are appropriate for legacy system support and repair applications where inventory availability is confirmed.

Q: What are the key differences between Alpha & Omega and Infineon substitute options?

A: Alpha & Omega devices (AON7406, AON7410) utilize the 8-DFN-EP (3x3) package, providing closer mechanical compatibility to the original 8-DFN3333 form factor. Infineon OptiMOS™ devices employ the larger 8-PowerTDSON package, offering superior thermal performance and higher current ratings (35A to 40A Tc versus 24A to 25A Tc). Infineon substitutes carry Active product status, ensuring long-term availability. Selection depends on application thermal requirements and PCB layout constraints.

Q: Are package differences between 8-DFN3333, 8-DFN-EP, and 8-PowerTDSON significant for PCB layout?

A: Yes. The 8-DFN3333 (3.3x3.3mm) and 8-DFN-EP (3x3mm) packages are mechanically similar with minor footprint variations. The 8-PowerTDSON package is larger with enhanced thermal characteristics. PCB layouts designed for 8-DFN3333 can accommodate 8-DFN-EP devices with minimal modification. Conversion to 8-PowerTDSON requires PCB redesign to accommodate the larger package footprint and modified pin configuration. Thermal via placement and copper area requirements differ significantly between package types.

Q: Which substitute offers the best thermal performance?

A: BSZ035N03LSGATMA1 and BSZ035N03MSGATMA1 provide the highest power dissipation capability at 69W (Tc), followed by BSZ050N03LSGATMA1 and BSZ050N03MSGATMA1 at 50W to 48W (Tc). These devices are suitable for high-power applications exceeding the original 37W (Tc) specification. For applications requiring thermal performance matching the original device, BSZ130N03LSGATMA1 at 25W (Tc) is appropriate.

Q: What is the significance of "Not For New Designs" product status?

A: "Not For New Designs" indicates that the manufacturer is not recommending the part for new product development, though the device remains available for existing applications. This status typically precedes obsolescence and signals potential future discontinuation. Parts with this designation should be used only for legacy system maintenance, repair, or short-term production runs. For new designs, Active status substitutes (Infineon OptiMOS™ series) are strongly preferred.

Q: Are gate charge and input capacitance differences critical for circuit design?

A: Gate charge (Qg) and input capacitance (Ciss) affect gate drive circuit design and switching speed. The original PSMN017-30LL,115 specifies 10nC Qg and 526pF Ciss. Infineon substitutes exhibit higher values (13nC to 74nC Qg; 970pF to 5700pF Ciss), requiring gate drive circuits with adequate current sourcing capability. Alpha & Omega devices (12nC to 18nC Qg; 660pF to 888pF Ciss) provide closer matching to original specifications. Gate drive circuit verification is required when substituting devices with significantly different capacitive characteristics.

Q: Can multiple substitute parts be used interchangeably within the same application?

A: Substitutes within the same package family (Alpha & Omega 8-DFN-EP devices or Infineon 8-PowerTDSON devices) are generally interchangeable if electrical specifications are verified for the specific application. However, mixing package types (8-DFN-EP and 8-PowerTDSON) within a single PCB design is not recommended due to different thermal and mechanical characteristics. Standardization on a single substitute part number per application is required for manufacturing consistency and supply chain management.

Q: What compliance certifications are maintained across all substitutes?

A: All recommended substitutes maintain ROHS3 compliance, MSL 1 (Unlimited) moisture sensitivity rating, and REACH Unaffected status, matching the original PSMN017-30LL,115 specifications. Operating temperature range (-55°C to 150°C TJ) and maximum gate-source voltage (±20V) are consistent across all alternatives. No additional compliance verification is required for regulatory or environmental standards.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message