IRGP4660D-EPBF IGBT 600V 100A Equivalent & Substitute Parts

Part Overview

The IRGP4660D-EPBF is a 600V, 100A IGBT manufactured by Infineon Technologies in TO-247AD package configuration. This device is classified as Obsolete, indicating it is no longer in active production. The part delivers 330W maximum power dissipation and is designed for through-hole mounting applications requiring high-voltage switching capability.

Due to its obsolete status, equivalent and substitute parts must be identified to maintain design continuity and ensure supply chain availability. Substitute parts are selected based on matching electrical performance parameters, mechanical compatibility, and thermal characteristics within acceptable operational ranges.

Substiute Parts

IRGP4660D-EPBF

Infineon TechnologiesIn Stock: 15910IRGP4660D-EPBF Datasheet

Current PartRFQ

IKW50N60DTPXKSA1

Infineon TechnologiesIn Stock: 1283IKW50N60DTPXKSA1 Datasheet

MFR RecommendedRFQ

NGTB45N60S2WG

onsemiIn Stock: 1371NGTB45N60S2WG Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the IRGP4660D-EPBF are selected based on the following critical parameters that determine functional equivalence:

Voltage Rating: All substitute parts must maintain 600V collector-emitter breakdown voltage to ensure safe operation within the same circuit topology.

Current Rating: Substitute parts must support the required collector current. The IRGP4660D-EPBF operates at 100A maximum; substitutes with lower ratings (such as 80A or 45A) represent current-limited alternatives suitable only for applications with reduced current demands.

Package Compatibility: All substitutes utilize TO-247-3 through-hole packaging, ensuring mechanical and thermal interface compatibility with existing PCB designs.

Thermal Performance: Maximum power dissipation and operating temperature range must support the thermal requirements of the target application.

Switching Characteristics: Gate charge, turn-on/turn-off delay times, and reverse recovery time influence circuit performance and must remain within acceptable operational parameters.

Two substitute parts are identified:

1. IKW50N60DTPXKSA1 (Infineon Technologies) – Trench Field Stop IGBT with 80A rating
2. NGTB45N60S2WG (onsemi) – Standard IGBT with 45A rating

Parameter Comparison

Engineering Selection Recommendations

IKW50N60DTPXKSA1 Selection Criteria:

This Infineon Technologies Trench Field Stop IGBT is suitable for applications where the collector current requirement does not exceed 80A. The part maintains 600V voltage rating and TO-247-3 package compatibility. The IKW50N60DTPXKSA1 exhibits lower on-state voltage (1.8V) compared to the IRGP4660D-EPBF, resulting in reduced conduction losses. However, gate charge is significantly higher (249nC versus 140nC), requiring adjusted gate drive circuitry. The product status is "Not For New Designs," indicating limited long-term availability. This part is ROHS3 compliant and REACH unaffected.

NGTB45N60S2WG Selection Criteria:

This onsemi IGBT is suitable for applications with collector current requirements not exceeding 45A. The part maintains 600V voltage rating and TO-247 through-hole package compatibility. The NGTB45N60S2WG carries Active product status, indicating ongoing manufacturing and supply availability. This part is ROHS3 compliant, REACH unaffected, and features unlimited moisture sensitivity level (MSL 1). The NGTB45N60S2WG is the preferred choice for new designs requiring long-term component availability.

Selection Logic:

• For applications requiring 80A to 100A operation: IKW50N60DTPXKSA1
• For applications requiring 45A or lower operation: NGTB45N60S2WG
• For new designs prioritizing supply continuity: NGTB45N60S2WG (Active status)
• For existing designs with 80A+ current requirements: IKW50N60DTPXKSA1

All substitute parts comply with ROHS3 and REACH requirements, matching the environmental compliance profile of the original IRGP4660D-EPBF.

Frequently Asked Questions (FAQ)

Q: Can the IKW50N60DTPXKSA1 directly replace the IRGP4660D-EPBF in all applications?

A: The IKW50N60DTPXKSA1 is suitable for applications where collector current does not exceed 80A. Applications requiring the full 100A capability of the IRGP4660D-EPBF cannot use this substitute without circuit redesign. Additionally, the higher gate charge (249nC versus 140nC) requires gate drive circuit adjustment.

Q: What is the impact of the lower operating temperature minimum (-40°C versus -55°C) for the IKW50N60DTPXKSA1?

A: Applications requiring operation below -40°C junction temperature cannot use the IKW50N60DTPXKSA1. The IRGP4660D-EPBF supports -55°C minimum, providing wider temperature range coverage. Verify application temperature requirements before selection.

Q: Is the NGTB45N60S2WG suitable for high-current applications?

A: The NGTB45N60S2WG is rated for 45A maximum collector current. Applications requiring 100A operation cannot use this part. This substitute is appropriate only for lower-current applications within the 45A limit.

Q: Why does the IKW50N60DTPXKSA1 have higher gate charge than the IRGP4660D-EPBF?

A: The IKW50N60DTPXKSA1 uses Trench Field Stop technology, which typically results in higher gate charge. This characteristic requires gate drive circuits capable of supplying higher charge per switching cycle. Existing gate drive designs may require modification.

Q: Are all substitute parts available in the same packaging?

A: All substitute parts use TO-247-3 or TO-247 through-hole packages, ensuring mechanical compatibility with existing PCB designs. Pin configuration remains identical across all parts, allowing direct socket replacement from a mechanical perspective.

Q: What is the significance of "Not For New Designs" status for the IKW50N60DTPXKSA1?

A: This status indicates the manufacturer is not recommending this part for new circuit designs. While the part remains available, long-term supply cannot be guaranteed. For new designs, the NGTB45N60S2WG (Active status) is preferred.

Q: Can gate drive circuits designed for the IRGP4660D-EPBF operate the IKW50N60DTPXKSA1 without modification?

A: Gate drive circuits must be evaluated for compatibility. The IKW50N60DTPXKSA1 requires higher gate charge (249nC) and exhibits different switching delay times (20ns on-delay versus 60ns for the original part). Circuit simulation or testing is necessary to confirm gate drive adequacy.

Q: What thermal considerations apply when substituting these parts?

A: The IKW50N60DTPXKSA1 has slightly lower maximum power dissipation (319.2W versus 330W). Thermal management designs must account for this difference. The NGTB45N60S2WG maximum power dissipation is not specified; thermal performance must be verified through manufacturer documentation.

Q: Are there compliance differences between the substitute parts and the original IRGP4660D-EPBF?

A: All parts are ROHS3 compliant and REACH unaffected. The NGTB45N60S2WG has MSL 1 (Unlimited), matching the original part. The IKW50N60DTPXKSA1 has MSL Not Applicable. Moisture handling procedures may differ; consult manufacturer guidelines.