DMN3025LFDF-7 Equivalent & Substitute Parts

Part Overview

The DMN3025LFDF-7 is an N-Channel MOSFET manufactured by Diodes Incorporated, rated for 30V drain-to-source voltage with 9.9A continuous drain current at 25°C. This device is packaged in a 6-UDFN Exposed Pad surface mount configuration and is designed for applications requiring efficient switching and power management in compact form factors. The part is currently in Active product status with 17,300 units in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are required for design flexibility, inventory management, or supply chain continuity.

Substiute Parts

DMN3025LFDF-7

Diodes IncorporatedIn Stock: 17358DMN3025LFDF-7 Datasheet

Current PartRFQ

DMN3025LFDF-13

Diodes IncorporatedIn Stock: 926DMN3025LFDF-13 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the DMN3025LFDF-7 are identified based on strict electrical and mechanical parameter equivalence. The substitution logic is based on the following criteria:

Electrical Parameters (Must Match):

• Drain to Source Voltage (Vdss): 30V
• Continuous Drain Current (Id) @ 25°C: 9.9A (Ta)
• On-Resistance (Rds On Max) @ 7A, 10V: 20.5mOhm
• Gate Threshold Voltage (Vgs(th) Max) @ 250µA: 2V
• Gate Charge (Qg Max) @ 10V: 13.2 nC
• Input Capacitance (Ciss Max) @ 15V: 641 pF
• Power Dissipation (Max): 2.1W (Ta)
• Operating Temperature Range: -55°C to 150°C (TJ)

Mechanical Parameters (Must Match):

• Package Type: 6-UDFN Exposed Pad (U-DFN2020-6 Type F)
• Mounting Type: Surface Mount
• Technology: MOSFET (Metal Oxide)
• FET Type: N-Channel

Compliance Parameters (Must Match):

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected

The DMN3025LFDF-13 meets all specified criteria and is classified as a parametric equivalent.

Parameter Comparison

Engineering Selection Recommendations

Both the DMN3025LFDF-7 and DMN3025LFDF-13 are Active products manufactured by Diodes Incorporated with identical electrical and mechanical specifications. Selection between these parts is based on the following engineering considerations:

Availability and Lead Time: The DMN3025LFDF-7 has significantly higher inventory (17,300 units) compared to the DMN3025LFDF-13 (826 units). For applications requiring immediate availability or large-volume procurement, the DMN3025LFDF-7 is the primary choice.

Compliance and Regulatory: Both parts are ROHS3 Compliant, REACH Unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating. Both are suitable for applications subject to environmental and regulatory compliance requirements.

Functional Equivalence: Complete parameter equivalence across all electrical characteristics (Vdss, Id, Rds On, Vgs(th), Qg, Ciss, power dissipation, and operating temperature range) ensures direct substitution without circuit redesign or performance degradation.

Package and Mounting: Identical 6-UDFN Exposed Pad surface mount packaging ensures mechanical and thermal compatibility on existing PCB layouts.

Frequently Asked Questions (FAQ)

Q: Can DMN3025LFDF-13 be used as a direct replacement for DMN3025LFDF-7?

A: Yes. The DMN3025LFDF-13 is a parametric equivalent with identical electrical specifications, package type, and compliance certifications. Direct substitution is supported without circuit modification.

Q: Are there differences in on-resistance or switching characteristics between these parts?

A: No. Both parts have identical on-resistance (Rds On Max) of 20.5mOhm at 7A and 10V gate voltage, gate charge of 13.2 nC at 10V, and input capacitance of 641 pF at 15V. Switching performance is equivalent.

Q: What is the significance of the different part number suffixes (-7 and -13)?

A: The suffix designates different manufacturing date codes or tape reel configurations. The electrical and mechanical specifications remain identical. The suffix does not indicate functional differences.

Q: Are both parts suitable for high-temperature applications?

A: Yes. Both parts operate across the temperature range of -55°C to 150°C (TJ), supporting applications in industrial and automotive environments requiring extended temperature performance.

Q: What is the moisture sensitivity level for these parts?

A: Both parts carry MSL 1 (Unlimited) rating, indicating unlimited shelf life without moisture bake-out requirements under standard storage conditions.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. Identical 6-UDFN Exposed Pad package specifications ensure mechanical and thermal compatibility. No PCB layout modifications are required for substitution.

Q: Are there supply chain considerations when selecting between these parts?

A: The DMN3025LFDF-7 has higher inventory availability (17,300 units) compared to DMN3025LFDF-13 (826 units). For applications with extended lead time requirements or high-volume production, the DMN3025LFDF-7 is recommended as the primary source.