DMTH32M5LPSQ-13 Equivalent & Substitute Parts

Part Overview

The DMTH32M5LPSQ-13 is an N-Channel MOSFET manufactured by Diodes Incorporated, rated for 30V drain-to-source voltage with 170A continuous drain current at Tc. This device is housed in a PowerDI5060-8 surface mount package and is qualified to AEC-Q101 automotive standards. The part is currently in active production status with 3158 units in stock.

Substitute parts are identified when equivalent electrical performance can be achieved within the specified parameter ranges while maintaining surface mount compatibility and automotive-grade qualification. Alternative devices may be required due to supply chain considerations, design optimization, or application-specific thermal management requirements.

Substiute Parts

DMTH32M5LPSQ-13

Diodes IncorporatedIn Stock: 3250DMTH32M5LPSQ-13 Datasheet

Current PartRFQ

BSC0901NSATMA1

Infineon TechnologiesIn Stock: 110149BSC0901NSATMA1 Datasheet

MFR RecommendedRFQ

CSD17311Q5

Texas InstrumentsIn Stock: 17104CSD17311Q5 Datasheet

MFR RecommendedRFQ

FDMS8023S

Fairchild SemiconductorIn Stock: 4556FDMS8023S Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the DMTH32M5LPSQ-13 is determined by the following criteria:

Electrical Compatibility Requirements:

• Drain-to-Source Voltage (Vdss) must equal or exceed 30V
• Continuous drain current capability must support the application requirements
• RDS(on) characteristics must be within acceptable limits for thermal performance
• Gate charge and input capacitance must be compatible with gate drive circuitry
• Operating temperature range must encompass -55°C to 175°C or be suitable for the intended thermal environment

Mechanical & Packaging Requirements:

• Surface mount mounting type (required)
• 8-PowerTDFN package footprint compatibility
• Moisture sensitivity level MSL 1 (Unlimited)

Compliance & Qualification:

• RoHS3 compliance (mandatory)
• REACH unaffected status (preferred)
• AEC-Q101 automotive qualification (preferred for automotive applications)

The substitute parts listed below meet the core electrical and mechanical compatibility criteria while maintaining surface mount implementation and RoHS3 compliance.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: BSC0901NSATMA1 (Infineon Technologies)

The BSC0901NSATMA1 is an OptiMOS™ series N-Channel MOSFET with 30V Vdss rating and 100A continuous drain current at Tc. This device demonstrates superior RDS(on) performance at 1.9 mOhm and lower gate charge at 44 nC, resulting in reduced switching losses and improved thermal efficiency. The part maintains RoHS3 compliance and MSL 1 rating. Operating temperature range extends to 150°C, which is suitable for most automotive applications. This substitute is recommended for applications where gate drive optimization and thermal performance are critical design factors.

Secondary Substitute: CSD17311Q5 (Texas Instruments)

The CSD17311Q5 is a NexFET™ series N-Channel MOSFET with 30V Vdss and 100A continuous drain current at Tc. This device features the lowest gate charge specification at 31 nC and reduced RDS(on) at 2.0 mOhm, enabling high-frequency switching applications. The part maintains RoHS3 compliance and MSL 1 rating. Operating temperature range extends to 150°C. This substitute is recommended for high-frequency power conversion applications where gate charge minimization is a design priority.

Tertiary Substitute: FDMS8023S (Fairchild Semiconductor)

The FDMS8023S is a PowerTrench® SyncFET™ series N-Channel MOSFET with 30V Vdss and 49A continuous drain current at Tc. This device provides comparable RDS(on) performance at 2.4 mOhm and gate charge at 57 nC. Operating temperature range extends to 150°C. This substitute is suitable for applications with lower current requirements or where Fairchild device ecosystem integration is preferred. RoHS and MSL compliance status requires verification with supplier documentation.

Compliance Considerations:

All substitute parts maintain RoHS3 compliance and MSL 1 (Unlimited) moisture sensitivity ratings. The DMTH32M5LPSQ-13 carries AEC-Q101 automotive qualification; substitute parts should be evaluated for automotive qualification status if the application requires formal automotive-grade component certification.

Frequently Asked Questions (FAQ)

Q: Can the BSC0901NSATMA1 directly replace the DMTH32M5LPSQ-13 in existing PCB layouts?

A: Yes. Both devices use the 8-PowerTDFN package footprint and are surface mount components. Pin-to-pin compatibility is maintained. However, thermal pad dimensions and via placement should be verified against the specific package datasheets to ensure optimal thermal performance.

Q: What is the significance of the lower gate charge in the CSD17311Q5?

A: Lower gate charge (31 nC vs. 68 nC) reduces the energy required to switch the device on and off, resulting in lower gate drive losses and enabling higher switching frequencies. This is beneficial in high-frequency power conversion applications such as DC-DC converters and Class D amplifiers.

Q: Why does the DMTH32M5LPSQ-13 have a higher operating temperature maximum (175°C) compared to the substitute parts (150°C)?

A: The DMTH32M5LPSQ-13 is specified for a maximum junction temperature of 175°C, while the substitute parts are specified to 150°C. This difference reflects the thermal design and silicon process technology of each manufacturer. For applications requiring operation above 150°C, the DMTH32M5LPSQ-13 is the appropriate choice.

Q: Is the FDMS8023S suitable for high-current applications?

A: The FDMS8023S is rated for 49A continuous drain current at Tc, which is significantly lower than the DMTH32M5LPSQ-13 (170A) and other substitute options (100A). This device is suitable for moderate-current applications. For applications requiring 100A or higher continuous current, the BSC0901NSATMA1 or CSD17311Q5 are more appropriate selections.

Q: What is the impact of RDS(on) differences between these devices?

A: RDS(on) directly affects power dissipation and thermal performance. Lower RDS(on) values result in reduced conduction losses. The BSC0901NSATMA1 (1.9 mOhm) and CSD17311Q5 (2.0 mOhm) offer improved efficiency compared to the DMTH32M5LPSQ-13 (2.2 mOhm). For high-current applications, these efficiency gains translate to measurable thermal benefits.

Q: Are all substitute parts AEC-Q101 qualified?

A: AEC-Q101 automotive qualification status is not specified in the datasheets for the BSC0901NSATMA1, CSD17311Q5, and FDMS8023S. If automotive qualification is a mandatory requirement, this must be confirmed directly with the respective manufacturers before design implementation.

Q: What packaging format differences exist between these devices?

A: All devices use the 8-PowerTDFN package type. The DMTH32M5LPSQ-13 is supplied in Tape & Reel (TR) format, while the BSC0901NSATMA1 and CSD17311Q5 are supplied in Cut Tape (CT) & Digi-Reel® format. The FDMS8023S is supplied in Bulk format. These packaging differences affect procurement and handling but do not impact electrical or mechanical compatibility.