STL19N60DM2 Equivalent & Substitute Parts

Part Overview

The STL19N60DM2 is an N-Channel 600V 11A MOSFET manufactured by STMicroelectronics in the MDmesh™ DM2 series. This device is designed for high-voltage switching applications with a PowerFlat™ (8x8) HV surface mount package. The part is classified as obsolete, making identification of equivalent and substitute components essential for ongoing design support, production continuity, and system maintenance. Substitute parts must maintain electrical compatibility across critical parameters including drain-source voltage, continuous drain current, and gate charge characteristics while accommodating package and thermal performance differences.

Substiute Parts

STL19N60DM2

STMicroelectronicsIn Stock: 997STL19N60DM2 Datasheet

Current PartRFQ

STB13N60M2

STMicroelectronicsIn Stock: 144077STB13N60M2 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the STL19N60DM2 is determined by strict equivalence across the following critical electrical parameters:

Mandatory Equivalence Parameters:

• Drain to Source Voltage (Vdss): 600V
• Continuous Drain Current (Id) @ 25°C: 11A (Tc)
• Drive Voltage (Max Rds On): 10V
• Gate Charge (Qg) (Max) @ Vgs: Must not exceed specified maximum

Acceptable Variation Parameters:

• Rds On (Max) @ Id, Vgs: Substitute values must not exceed the original specification
• Power Dissipation (Max): Substitute values may exceed the original specification
• Package Type: May differ provided mounting type remains Surface Mount and thermal performance is maintained or improved
• Product Status: Active parts are preferred over obsolete parts for production continuity

The STB13N60M2 qualifies as a substitute based on matching Vdss (600V), Id (11A), and drive voltage (10V) specifications. Differences in package configuration (TO-263 D2PAK versus PowerFlat™ 8x8 HV), gate charge (17 nC versus 21 nC), and power dissipation (110W versus 90W) are within acceptable engineering tolerances for substitution purposes.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: STB13N60M2

The STB13N60M2 is the qualified substitute for the obsolete STL19N60DM2 based on electrical parameter equivalence and active product status. Selection of this substitute is supported by the following engineering factors:

Electrical Compatibility: The substitute maintains identical Vdss (600V), Id (11A), and drive voltage (10V) specifications. Gate charge is reduced (17 nC versus 21 nC), resulting in improved switching performance. Rds On is slightly elevated (380 mOhm versus 320 mOhm), which is within acceptable engineering tolerance for most high-voltage switching applications.

Thermal Performance: Power dissipation capability is increased (110W versus 90W), providing superior thermal headroom in applications with sustained current operation.

Compliance and Availability: The STB13N60M2 is ROHS3 compliant and REACH unaffected, matching the original part's regulatory status. Active manufacturing status ensures long-term availability and supply chain continuity, eliminating obsolescence risk associated with the original part.

Package Consideration: The substitute uses TO-263 (D2PAK) packaging instead of PowerFlat™ (8x8) HV. This requires PCB layout modification, including footprint redesign and thermal management adjustments. The D2PAK package provides a tab for direct thermal coupling to heatsinks, which may improve thermal performance in applications requiring active cooling.

Moisture Sensitivity: The substitute has superior moisture sensitivity rating (MSL 1 versus MSL 3), reducing handling and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can the STB13N60M2 be used as a direct pin-for-pin replacement for the STL19N60DM2?

A: No. While the electrical specifications are equivalent, the package types differ significantly. The STL19N60DM2 uses PowerFlat™ (8x8) HV surface mount packaging, while the STB13N60M2 uses TO-263 (D2PAK) packaging. PCB layout modification is required, including footprint redesign and potential thermal management adjustments.

Q: What are the key electrical parameters that determine substitution compatibility?

A: Substitution compatibility is determined by Drain to Source Voltage (Vdss), Continuous Drain Current (Id) @ 25°C, and Drive Voltage (Max Rds On). The STB13N60M2 matches all three parameters at 600V, 11A, and 10V respectively. Secondary parameters such as gate charge and Rds On may vary within acceptable engineering tolerances.

Q: Is the STB13N60M2 suitable for applications requiring the original PowerFlat™ (8x8) HV package?

A: The STB13N60M2 is electrically suitable but requires PCB redesign due to package differences. The TO-263 (D2PAK) package has different thermal and mechanical characteristics. Applications with strict thermal or spatial constraints must evaluate whether the D2PAK package meets design requirements before substitution.

Q: What is the significance of the gate charge difference between the two parts?

A: The STB13N60M2 has lower gate charge (17 nC versus 21 nC), resulting in faster switching transitions and reduced gate drive power requirements. This is a beneficial characteristic that improves overall circuit efficiency.

Q: How does the increased Rds On of the STB13N60M2 affect circuit performance?

A: The STB13N60M2 has Rds On of 380 mOhm compared to 320 mOhm in the original part. This 60 mOhm increase results in slightly higher conduction losses. For most high-voltage switching applications, this difference is within acceptable engineering tolerance. Applications with stringent efficiency requirements should calculate power dissipation impact at operating current levels.

Q: Why is the STB13N60M2 preferred over the obsolete STL19N60DM2?

A: The STB13N60M2 is actively manufactured by STMicroelectronics, ensuring long-term availability and supply chain continuity. The original part is obsolete, creating procurement risk and potential production delays. The substitute also offers improved thermal capability (110W versus 90W) and superior moisture sensitivity rating (MSL 1 versus MSL 3).

Q: Are there any compliance or regulatory differences between the two parts?

A: Both parts are ROHS3 compliant and REACH unaffected. Regulatory compliance is equivalent, and substitution does not introduce compliance risk.

Q: What thermal management considerations apply when substituting to the STB13N60M2?

A: The TO-263 (D2PAK) package includes a tab for direct thermal coupling to heatsinks, which may provide improved thermal performance compared to the PowerFlat™ (8x8) HV package in applications requiring active cooling. PCB thermal design must be re-evaluated to ensure adequate heat dissipation at operating current levels.