DMN3052LSS-13 Equivalent & Substitute Parts

Part Overview

The DMN3052LSS-13 is an N-Channel MOSFET manufactured by Diodes Incorporated, rated for 30V drain-to-source voltage with 7.1A continuous drain current at 25°C. This device is packaged in an 8-SOIC surface mount configuration and is designed for general-purpose switching applications requiring moderate current handling in compact form factors.

The DMN3052LSS-13 is classified as Obsolete. Equivalent and substitute parts are necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications currently utilizing this component.

Substiute Parts

DMN3052LSS-13

Diodes IncorporatedIn Stock: 2752DMN3052LSS-13 Datasheet

Current PartRFQ

DMN3025LSS-13

Diodes IncorporatedIn Stock: 27975DMN3025LSS-13 Datasheet

MFR RecommendedRFQ

CWDM305N TR13 PBFREE

Central Semiconductor CorpIn Stock: 926CWDM305N TR13 PBFREE Datasheet

MFR RecommendedRFQ

RSS065N03TB

Rohm SemiconductorIn Stock: 10128RSS065N03TB Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the DMN3052LSS-13 is determined by the following critical parameters:

Voltage Rating: All substitute parts must maintain a Drain to Source Voltage (Vdss) of 30V or greater to ensure safe operation within the original design envelope.

Current Capability: Substitute parts must support continuous drain current (Id) at 25°C equal to or exceeding 7.1A to maintain functional equivalence in switching applications.

On-State Resistance (Rds On): The maximum on-state resistance must be compatible with the original specification to ensure thermal performance and power dissipation characteristics remain within acceptable limits.

Gate Threshold Voltage (Vgs(th)): Threshold voltage must be within acceptable ranges to ensure proper gate drive compatibility with existing control circuitry.

Package Compatibility: All substitute parts must be housed in 8-SOIC surface mount packages with identical pin configurations and mechanical dimensions (0.154", 3.90mm Width) to ensure direct PCB compatibility.

Operating Temperature Range: Substitute parts must support the full operating temperature range of -55°C to 150°C (TJ) to maintain reliability across all environmental conditions.

Compliance: All substitute parts must maintain ROHS3 compliance and MSL 1 rating to ensure regulatory and manufacturing process compatibility.

Parameter Comparison

Engineering Selection Recommendations

DMN3025LSS-13 (Diodes Incorporated)

The DMN3025LSS-13 is classified as Active and represents the primary manufacturer-recommended substitute for the obsolete DMN3052LSS-13. This part maintains identical voltage rating (30V Vdss) and exceeds the original current specification (7.2A versus 7.1A). The DMN3025LSS-13 features improved on-state resistance characteristics (20 mOhm @ 10A, 10V) and reduced power dissipation (1.4W versus 2.5W), resulting in enhanced thermal performance. Gate voltage rating is expanded to ±20V, providing greater design flexibility. All regulatory certifications (ROHS3, MSL 1) are maintained. This part is available in high inventory (27,900 pcs) and is recommended as the primary replacement for new designs and production continuity.

CWDM305N TR13 PBFREE (Central Semiconductor Corp)

The CWDM305N TR13 PBFREE is classified as Active and provides an alternative substitute option. This part maintains the 30V voltage rating and delivers 5.8A continuous drain current, which is lower than the original 7.1A specification. On-state resistance is equivalent to the original part (30 mOhm @ 2.9A, 10V). Power dissipation is rated at 2W, which is lower than the original 2.5W specification. This part is suitable for applications where the reduced current capability is acceptable. All regulatory certifications (ROHS3, MSL 1) are maintained. Inventory availability is moderate (850 pcs).

RSS065N03TB (Rohm Semiconductor)

The RSS065N03TB is classified as Active and provides an alternative substitute option from a different manufacturer. This part maintains the 30V voltage rating and delivers 6.5A continuous drain current, which is lower than the original 7.1A specification. On-state resistance is 26 mOhm @ 6.5A, 10V, which is superior to the original specification. Power dissipation is rated at 2W. Input capacitance is reduced to 430 pF, which may provide improved switching characteristics in certain applications. All regulatory certifications (ROHS3, MSL 1) are maintained. Inventory availability is high (10,100 pcs).

Frequently Asked Questions (FAQ)

Q: Can the DMN3025LSS-13 be used as a direct replacement for the DMN3052LSS-13?

A: Yes. The DMN3025LSS-13 maintains identical voltage rating (30V), exceeds the current specification (7.2A versus 7.1A), and is housed in the same 8-SOIC package. Both parts are manufactured by Diodes Incorporated and maintain identical regulatory compliance. The DMN3025LSS-13 is the manufacturer-recommended substitute.

Q: What is the primary difference between the DMN3025LSS-13 and the CWDM305N TR13 PBFREE?

A: The primary difference is continuous drain current capability. The DMN3025LSS-13 delivers 7.2A, while the CWDM305N TR13 PBFREE delivers 5.8A. Both parts maintain 30V voltage rating and 8-SOIC packaging. The CWDM305N TR13 PBFREE is suitable only for applications where the reduced current capability is acceptable.

Q: Are all substitute parts compatible with the original PCB layout?

A: Yes. All substitute parts are housed in 8-SOIC packages with identical mechanical dimensions (0.154", 3.90mm Width) and pin configurations. Direct PCB compatibility is maintained without layout modifications.

Q: Do the substitute parts maintain the same operating temperature range?

A: Yes. All substitute parts support the full operating temperature range of -55°C to 150°C (TJ), ensuring reliability across all environmental conditions specified for the original part.

Q: What is the significance of the gate threshold voltage differences between substitute parts?

A: Gate threshold voltage (Vgs(th)) affects gate drive requirements. The DMN3052LSS-13 has a threshold of 1.2V @ 250µA, while substitutes range from 2V to 3V. Higher threshold voltages require higher gate drive voltages for full conduction. Existing gate drive circuitry must be verified to ensure adequate voltage margin for proper device operation.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and MSL 1 rating, ensuring regulatory and manufacturing process compatibility with the original part.

Q: Which substitute part offers the best thermal performance?

A: The DMN3025LSS-13 offers the lowest power dissipation rating at 1.4W, compared to 2.5W for the original part and 2W for the alternative substitutes. This results in improved thermal performance and reduced heat management requirements.

Q: Can the RSS065N03TB be used in applications requiring 7.1A continuous current?

A: No. The RSS065N03TB is rated for 6.5A continuous drain current, which is below the original 7.1A specification. This part is suitable only for applications where the reduced current capability is acceptable.