IRG4RC10UD IGBT Equivalent & Substitute Parts

Part Overview

The IRG4RC10UD is a 600V, 8.5A IGBT manufactured by Infineon Technologies in TO-252AA (DPAK) surface mount packaging. This device is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing production and maintenance applications. The part operates across a junction temperature range of -55°C to 150°C and is rated for 38W maximum power dissipation. Due to its obsolete status, equivalent substitute parts with compatible electrical and mechanical specifications are required for design continuity and component sourcing.

Key Parameters

Parameter	Value	Unit
Voltage - Collector Emitter Breakdown (Max)	600	V
Current - Collector (Ic) (Max)	8.5	A
Current - Collector Pulsed (Icm)	34	A
Vce(on) (Max) @ Vge, Ic	2.6V @ 15V, 5A	V
Power - Max	38	W
Gate Charge	15	nC
Td (on/off) @ 25°C	40/87	ns
Reverse Recovery Time (trr)	28	ns
Operating Temperature Range	-55 to 150	°C (TJ)
Package / Case	TO-252-3, DPAK	-
Mounting Type	Surface Mount	-

Substitute Part Grouping Explanation

Substitution of the IRG4RC10UD is determined by strict alignment of the following electrical and mechanical parameters:

Critical Matching Parameters:

Voltage rating: 600V collector-emitter breakdown voltage
Package type: TO-252-3 (DPAK) surface mount configuration
Input type: Standard gate drive
Operating temperature range: -55°C to 150°C (TJ)
Mounting classification: Surface mount

Allowable Parameter Variations: Substitute parts may exceed the IRG4RC10UD in collector current (Ic), pulsed current (Icm), power dissipation, and gate charge, provided the voltage rating and package remain identical. Lower on-state voltage (Vce(on)) and reduced switching energy values are acceptable as these represent improved performance characteristics. Reverse recovery time variations are permitted within the scope of standard IGBT technology evolution.

The two identified substitute parts—AOD5B60D and STGD6NC60HDT4—meet all critical matching parameters while offering enhanced current handling and reduced switching losses compared to the original IRG4RC10UD specification.

Parameter Comparison

Parameter	IRG4RC10UD (Infineon)	AOD5B60D (Alpha & Omega)	STGD6NC60HDT4 (STMicroelectronics)
Voltage - Collector Emitter Breakdown (Max)	600 V	600 V	600 V
Current - Collector (Ic) (Max)	8.5 A	23 A	15 A
Current - Collector Pulsed (Icm)	34 A	20 A	21 A
Vce(on) (Max) @ Vge, Ic	2.6V @ 15V, 5A	1.8V @ 15V, 5A	2.5V @ 15V, 3A
Power - Max	38 W	54.4 W	56 W
Gate Charge	15 nC	9.4 nC	13.6 nC
Td (on/off) @ 25°C	40/87 ns	12/82 ns	12/76 ns
Reverse Recovery Time (trr)	28 ns	98 ns	21 ns
Operating Temperature Range	-55 to 150 °C (TJ)	-55 to 150 °C (TJ)	-55 to 150 °C (TJ)
Package / Case	TO-252-3, DPAK	TO-252-3, DPAK	TO-252-3, DPAK
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Not For New Designs	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

AOD5B60D (Alpha & Omega Semiconductor Inc.): This substitute provides 23A continuous collector current and 54.4W power dissipation, representing a significant performance upgrade from the IRG4RC10UD. The part achieves lower on-state voltage (1.8V vs. 2.6V) and reduced gate charge (9.4nC vs. 15nC), resulting in improved switching efficiency. However, the product status is classified as "Not For New Designs," indicating limited long-term availability. RoHS3 compliance is achieved. This option is suitable for legacy system maintenance where component availability is confirmed through inventory verification.

STGD6NC60HDT4 (STMicroelectronics): This substitute is classified as Active product status, ensuring ongoing availability and long-term supply chain stability. The part delivers 15A continuous collector current and 56W power dissipation with ROHS3 compliance. Switching characteristics are optimized with 12ns turn-on delay and 76ns turn-off delay. Reverse recovery time is reduced to 21ns, supporting higher frequency switching applications. This device is the preferred selection for new designs and applications requiring extended component lifecycle support.

Both substitutes maintain identical 600V voltage rating, TO-252-3 DPAK packaging, and -55°C to 150°C operating temperature range, ensuring mechanical and thermal compatibility with existing PCB layouts and thermal management designs.

Frequently Asked Questions (FAQ)

Q: Can the AOD5B60D or STGD6NC60HDT4 be used as direct replacements for the IRG4RC10UD without PCB modifications?

A: Yes. Both substitute parts utilize identical TO-252-3 (DPAK) surface mount packaging with the same lead configuration and thermal tab. PCB footprints, solder pad layouts, and mounting hole positions are compatible. No PCB redesign is required for mechanical substitution.

Q: What is the significance of the higher collector current ratings in the substitute parts?

A: The AOD5B60D (23A) and STGD6NC60HDT4 (15A) offer higher continuous current capacity than the IRG4RC10UD (8.5A). This provides design margin for applications operating near the original device's current limits and enables use in higher-power circuit variants without component change.

Q: How do the switching energy differences affect circuit performance?

A: The IRG4RC10UD specifies 140µJ turn-on and 120µJ turn-off switching energy. The AOD5B60D provides identical 140µJ turn-on but reduced 40µJ turn-off energy. The STGD6NC60HDT4 delivers significantly reduced 20µJ turn-on and 68µJ turn-off energy. Lower switching energy reduces heat generation and improves efficiency, particularly in high-frequency applications.

Q: Why is STGD6NC60HDT4 recommended over AOD5B60D for new designs?

A: The STGD6NC60HDT4 carries Active product status, guaranteeing manufacturer support and continued production. The AOD5B60D is classified as "Not For New Designs," indicating the manufacturer does not recommend this part for future applications and may discontinue production. For applications requiring long-term component availability and manufacturer support, STGD6NC60HDT4 is the appropriate selection.

Q: Are there thermal management differences between these devices?

A: All three devices operate across -55°C to 150°C junction temperature range. The substitute parts offer lower on-state voltage (Vce(on)), reducing conduction losses and heat generation. The STGD6NC60HDT4 provides the lowest switching energy, further reducing thermal load. Existing thermal management designs remain valid; improved thermal performance may allow for reduced heatsink requirements.

Q: What is the impact of RoHS compliance status?

A: The IRG4RC10UD is RoHS non-compliant. Both substitute parts achieve ROHS3 compliance, meeting current environmental and regulatory requirements for electronics manufacturing. For applications subject to RoHS regulations or customer specifications, the substitute parts satisfy compliance requirements.

Q: Can gate drive circuits designed for IRG4RC10UD operate the substitute parts without modification?

A: Yes. All three devices specify Standard input type with compatible gate drive voltage (15V). Gate charge values are similar (IRG4RC10UD: 15nC, AOD5B60D: 9.4nC, STGD6NC60HDT4: 13.6nC), ensuring existing gate drive circuits function correctly. Lower gate charge in substitutes may improve switching speed and reduce driver power consumption.

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