IXGH40N60A IGBT Equivalent & Substitute Parts

Part Overview

The IXGH40N60A is an IGBT (Insulated Gate Bipolar Transistor) rated for 600V collector-emitter breakdown voltage with a maximum collector current of 75A and 250W power dissipation. This component is packaged in a Through Hole TO-247-3 configuration and is classified as Obsolete product status.

Due to its obsolete classification, direct replacement with active or current-generation alternatives is necessary for new designs and ongoing production requirements. Substitute parts must maintain electrical compatibility across voltage, current, and thermal operating ranges while accommodating the same mechanical package footprint.

Substiute Parts

IXGH40N60A

IXYSIn Stock: 1688IXGH40N60A Datasheet

Current PartRFQ

IXGH48N60A3

IXYSIn Stock: 3439IXGH48N60A3 Datasheet

DirectRFQ

FGH40N60SMD-F085

onsemiIn Stock: 800FGH40N60SMD-F085 Datasheet

SimilarRFQ

HGTG40N60A4

onsemiIn Stock: 16193HGTG40N60A4 Datasheet

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NGTB40N60L2WG

onsemiIn Stock: 812NGTB40N60L2WG Datasheet

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STGW40H65FB

STMicroelectronicsIn Stock: 2870STGW40H65FB Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the IXGH40N60A is determined by the following critical parameters:

Voltage Compatibility: All substitute parts must maintain a minimum collector-emitter breakdown voltage of 600V. Parts rated at 650V are acceptable as they provide voltage margin above the 600V requirement.

Current Rating: Substitute parts must support a minimum collector current (Ic) of 75A at rated conditions. Parts with higher current ratings (80A, 120A) are acceptable as they provide current margin.

Package Compatibility: All substitutes must use the Through Hole TO-247-3 package to ensure mechanical and thermal interface compatibility with existing PCB designs.

Operating Temperature: Substitute parts must support the operating temperature range of -55°C to 150°C minimum. Parts rated to 175°C provide extended thermal margin.

Input Type: All substitutes must feature Standard input type to maintain gate drive circuit compatibility.

Mounting Configuration: All substitutes must be Through Hole mounted devices.

Based on these criteria, the following parts qualify as substitutes:

• IXGH48N60A3 (IXYS, Active status, higher current and power rating)
• FGH40N60SMD-F085 (onsemi, Active status, Field Stop technology, automotive qualified)
• HGTG40N60A4 (onsemi, Obsolete status, matched current rating)
• NGTB40N60L2WG (onsemi, Obsolete status, Trench Field Stop technology)
• STGW40H65FB (STMicroelectronics, Active status, 650V rating, Trench Field Stop technology)

Parameter Comparison

Engineering Selection Recommendations

For New Designs and Active Production:

IXGH48N60A3 is the primary recommended substitute. This part is manufactured by IXYS (original manufacturer of the IXGH40N60A), carries Active product status, and is ROHS3 compliant. The IXGH48N60A3 provides superior electrical performance with reduced gate charge (110nC versus 200nC), faster switching times, and higher current capability (120A versus 75A). The GenX3™ series designation indicates advanced generation technology. This part is suitable for direct replacement in applications where the higher performance characteristics do not create thermal or circuit design conflicts.

For Automotive and High-Reliability Applications:

FGH40N60SMD-F085 is the recommended substitute for applications requiring automotive qualification. This onsemi part carries AEC-Q101 qualification and is ROHS3 compliant with Active product status. The Field Stop technology provides optimized switching characteristics with reduced switching energy. The 650V rating provides voltage margin above the 600V requirement. Extended operating temperature range to 175°C supports demanding thermal environments.

For Cost-Optimized Replacements:

STGW40H65FB (STMicroelectronics) offers Active product status and ROHS3 compliance with a 650V rating and 80A current capability. The Trench Field Stop technology provides efficient switching performance. This part is suitable for applications where cost optimization is prioritized alongside compliance requirements.

For Pin-Compatible Mechanical Substitution:

HGTG40N60A4 provides the closest electrical match to the original IXGH40N60A with identical 75A current rating and 600V voltage rating. However, this part carries Obsolete product status and should only be selected if existing inventory is available and long-term supply is not a concern.

Frequently Asked Questions (FAQ)

Q: Can the IXGH48N60A3 be used as a direct replacement for the IXGH40N60A?

A: Yes. The IXGH48N60A3 meets all voltage, current, and package compatibility requirements. The higher current rating (120A versus 75A) and improved switching characteristics make it a suitable substitute. Gate drive circuits designed for Standard input type are compatible. Thermal design should account for the 300W power rating versus the original 250W specification.

Q: What is the primary difference between the FGH40N60SMD-F085 and IXGH48N60A3?

A: The FGH40N60SMD-F085 uses Field Stop IGBT technology and carries automotive AEC-Q101 qualification, making it suitable for automotive applications. The IXGH48N60A3 uses standard IGBT technology and is optimized for general industrial applications. Both parts meet the voltage and current requirements of the IXGH40N60A.

Q: Why is the STGW40H65FB rated at 650V instead of 600V?

A: The 650V rating provides voltage margin above the 600V requirement of the original IXGH40N60A. This higher rating does not create compatibility issues and allows operation in circuits with transient overvoltage conditions up to 650V. The part is fully compatible with 600V circuit designs.

Q: Are all substitute parts ROHS3 compliant?

A: All active substitute parts (IXGH48N60A3, FGH40N60SMD-F085, STGW40H65FB) are ROHS3 compliant. The obsolete substitutes (HGTG40N60A4, NGTB40N60L2WG) are also ROHS3 compliant. The original IXGH40N60A does not specify RoHS status.

Q: Can substitute parts with higher gate charge be used without circuit modifications?

A: Gate charge differences affect gate drive circuit performance but do not prevent substitution. Parts with higher gate charge (such as HGTG40N60A4 at 350nC) require longer gate drive pulse widths and higher gate drive current capability. Parts with lower gate charge (such as IXGH48N60A3 at 110nC) reduce gate drive power requirements. Gate drive circuit design should be reviewed for compatibility.

Q: What is the significance of the Trench Field Stop technology in NGTB40N60L2WG and STGW40H65FB?

A: Trench Field Stop technology is an advanced IGBT design that reduces switching losses and improves thermal performance compared to standard IGBT designs. Both parts provide lower switching energy and faster switching times. This technology is beneficial for high-frequency switching applications but does not affect basic voltage and current compatibility.

Q: Is the extended operating temperature range of 175°C in some substitutes beneficial?

A: The extended operating temperature range to 175°C (versus 150°C in the original) provides additional thermal margin in applications with elevated ambient temperatures or high power dissipation. This is beneficial but not required for applications designed within the original -55°C to 150°C range.

Q: Can multiple substitute parts be used interchangeably in the same design?

A: All qualified substitute parts are mechanically and electrically compatible with the IXGH40N60A within the specified parameters. However, gate drive circuit optimization and thermal design may differ between parts due to variations in gate charge and switching characteristics. Production designs should standardize on a single substitute part to ensure consistent performance and supply chain stability.