IRGS4045DPBF IGBT 600V 12A Equivalent & Substitute Parts

Part Overview

The IRGS4045DPBF is a 600V, 12A IGBT manufactured by Infineon Technologies in D2PAK surface mount packaging. This component is classified as obsolete, necessitating identification of equivalent substitute parts for ongoing design requirements and production continuity. The part operates across a temperature range of -55°C to 175°C and delivers maximum power dissipation of 77W, making it suitable for medium-power switching applications in industrial and consumer electronics.

Due to its obsolete status, equivalent substitute parts must be identified to maintain design functionality while ensuring compatibility with existing circuit requirements and thermal management specifications.

Substiute Parts

IRGS4045DPBF

Infineon TechnologiesIn Stock: 2836IRGS4045DPBF Datasheet

Current PartRFQ

IKB06N60TATMA1

Infineon TechnologiesIn Stock: 1666IKB06N60TATMA1 Datasheet

MFR RecommendedRFQ

STGB6NC60HDT4

STMicroelectronicsIn Stock: 1918STGB6NC60HDT4 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the IRGS4045DPBF are selected based on strict electrical and mechanical compatibility criteria. The following parameters define acceptable substitution:

Critical Matching Parameters:

• Voltage - Collector Emitter Breakdown: 600V (exact match required)
• Current - Collector (Ic) (Max): minimum 12A
• Package / Case: TO-263-3 / D2PAK (mechanical compatibility)
• Mounting Type: Surface Mount
• Input Type: Standard

Allowable Variation Parameters:

• Power - Max: within application thermal design limits
• Vce(on): minor variations acceptable if within circuit design margins
• Switching Energy and timing parameters: application-dependent
• Operating Temperature Range: minimum -40°C to 150°C acceptable for most applications

Two substitute parts meet these criteria: the IKB06N60TATMA1 (Infineon Technologies, Active status) and the STGB6NC60HDT4 (STMicroelectronics, Active status). Both maintain 600V voltage rating, 12A minimum collector current, and D2PAK packaging compatibility.

Parameter Comparison

Engineering Selection Recommendations

IKB06N60TATMA1 (Infineon Technologies)

This part is recommended as the primary substitute for the IRGS4045DPBF. Both components are manufactured by Infineon Technologies, ensuring design continuity and supply chain consistency. The IKB06N60TATMA1 maintains identical voltage (600V) and collector current (12A) ratings. It features active product status with ROHS3 compliance and REACH unaffected certification, supporting modern regulatory requirements.

The IKB06N60TATMA1 offers higher maximum power dissipation (88W versus 77W), providing improved thermal margin in applications. The Trench Field Stop technology represents an advancement in IGBT design. Gate charge is higher (42nC versus 19.5nC), and switching energy is increased, which may affect circuit timing and gate drive requirements in high-frequency applications.

STGB6NC60HDT4 (STMicroelectronics)

This part serves as an alternative substitute when supply or cost considerations favor a different manufacturer. The STGB6NC60HDT4 maintains the 600V voltage rating and exceeds the 12A collector current requirement with a 15A maximum rating. It features active product status with ROHS3 compliance and REACH unaffected certification.

The STGB6NC60HDT4 delivers lower maximum power dissipation (56W versus 77W), which may require thermal design review in applications operating near the original part's power limits. Gate charge is lower (13.6nC versus 19.5nC), and switching energy is reduced, potentially improving efficiency in switching applications. Operating temperature range extends to -55°C minimum, matching the original part's lower temperature limit, though maximum temperature is 150°C versus 175°C.

Both substitute parts are electrically and mechanically compatible with the IRGS4045DPBF within the specified parameter ranges. Selection between them depends on application-specific requirements for power dissipation, switching characteristics, and thermal management.

Frequently Asked Questions (FAQ)

Q: Can the IKB06N60TATMA1 directly replace the IRGS4045DPBF without circuit modifications?

A: The IKB06N60TATMA1 is electrically compatible in terms of voltage and current ratings. However, the higher gate charge (42nC versus 19.5nC) and different switching energy profile may require gate drive circuit evaluation. Circuits designed with tight timing margins or specific gate drive impedance may need adjustment.

Q: What are the key differences between the IKB06N60TATMA1 and STGB6NC60HDT4?

A: Both parts maintain 600V voltage rating and D2PAK packaging. The IKB06N60TATMA1 offers higher power dissipation (88W) and higher gate charge (42nC), while the STGB6NC60HDT4 provides lower power dissipation (56W) and lower gate charge (13.6nC). The STGB6NC60HDT4 has a lower maximum operating temperature (150°C versus 175°C).

Q: Is the D2PAK package identical across all three parts?

A: All three parts use TO-263-3 / D2PAK packaging with 2 leads plus tab. Mechanical footprint and PCB layout compatibility are identical. Supplier device package designations may differ (D2PAK for IRGS4045DPBF and STGB6NC60HDT4; PG-TO263-3-2 for IKB06N60TATMA1), but physical dimensions and pin configuration are equivalent.

Q: Which substitute part is recommended for new designs?

A: The IKB06N60TATMA1 is recommended for new designs due to its active product status, higher power rating, and Infineon manufacturer continuity. The STGB6NC60HDT4 serves as an alternative when multi-source strategy or cost optimization is prioritized.

Q: Are both substitute parts RoHS and REACH compliant?

A: Both substitute parts are ROHS3 compliant and REACH unaffected. The original IRGS4045DPBF has REACH unaffected status but RoHS compliance status is not specified in the provided data.

Q: What is the impact of different gate charge values on circuit design?

A: Gate charge affects gate drive circuit design, particularly in high-frequency applications. The IKB06N60TATMA1 (42nC) requires higher gate drive current or longer switching times compared to the STGB6NC60HDT4 (13.6nC). Gate drive circuits must be evaluated to ensure adequate current sourcing capability.

Q: Can the STGB6NC60HDT4 be used in applications requiring operation above 150°C?

A: No. The STGB6NC60HDT4 maximum operating temperature is 150°C. Applications requiring operation up to 175°C must use the IRGS4045DPBF (if available) or the IKB06N60TATMA1, which supports 175°C operation.

Q: What is the significance of the Trench Field Stop technology in the IKB06N60TATMA1?

A: Trench Field Stop is an advanced IGBT technology that improves switching performance and reduces switching losses. This technology is reflected in the different switching energy and timing characteristics compared to the original part.