IRG4PC40F IGBT Equivalent & Substitute Parts

Part Overview

The IRG4PC40F is a 600V, 49A IGBT manufactured by Infineon Technologies in TO-247AC packaging. This component is classified as obsolete, necessitating identification of active equivalent parts for ongoing design requirements and procurement needs. The IRG4PC40F operates at maximum junction temperatures from -55°C to 150°C and delivers 160W maximum power dissipation. Due to its obsolete status, substitute parts with compatible electrical and mechanical characteristics are required for system continuity and new designs.

Key Parameters

Parameter	IRG4PC40F
Voltage - Collector Emitter Breakdown (Max)	600 V
Current - Collector (Ic) (Max)	49 A
Power - Max	160 W
Vce(on) (Max) @ Vge, Ic	1.7V @ 15V, 27A
Gate Charge	100 nC
Td (on/off) @ 25°C	26ns/240ns
Operating Temperature Range (TJ)	-55°C ~ 150°C
Package / Case	TO-247-3
Mounting Type	Through Hole
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the IRG4PC40F is determined by the following critical parameters:

Voltage Rating: All substitute parts must maintain 600V collector-emitter breakdown voltage or higher to ensure safe operation within the original design envelope.

Current Rating: The IRG4PC40F operates at 49A maximum collector current. Substitute parts with equal or greater current ratings (40A minimum) are acceptable for direct replacement.

Package Type: All substitute parts utilize TO-247-3 through-hole packaging, maintaining mechanical and thermal interface compatibility with existing PCB layouts and heatsink mounting configurations.

Operating Temperature Range: The original part operates from -55°C to 150°C. Substitute parts with extended temperature ranges (-55°C to 175°C) provide enhanced thermal margin and are acceptable.

Power Dissipation: The IRG4PC40F dissipates 160W maximum. Substitute parts with equal or greater power ratings ensure thermal performance compatibility.

Input Type: All parts feature standard input type gate drive requirements.

Mounting Configuration: All substitute parts are through-hole mounted, maintaining PCB assembly compatibility.

Parameter Comparison

Parameter	IRG4PC40F	STGW20V60DF	STGW30H65FB	STGW40H60DLFB
Manufacturer	Infineon Technologies	STMicroelectronics	STMicroelectronics	STMicroelectronics
Voltage - Collector Emitter Breakdown (Max)	600 V	600 V	650 V	600 V
Current - Collector (Ic) (Max)	49 A	40 A	30 A	80 A
Power - Max	160 W	167 W	260 W	283 W
Vce(on) (Max) @ Vge, Ic	1.7V @ 15V, 27A	2.2V @ 15V, 20A	2V @ 15V, 30A	2V @ 15V, 40A
Gate Charge	100 nC	116 nC	149 nC	210 nC
Td (on/off) @ 25°C	26ns/240ns	38ns/149ns	37ns/146ns	-/142ns
Operating Temperature Range (TJ)	-55°C ~ 150°C	-55°C ~ 175°C	-55°C ~ 175°C	-55°C ~ 175°C
Package / Case	TO-247-3	TO-247-3	TO-247-3	TO-247-3
Product Status	Obsolete	Active	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

STGW40H60DLFB is the primary substitute for the IRG4PC40F. This part matches the 600V voltage rating and exceeds the 49A current requirement with an 80A rating, providing current margin for design robustness. The STGW40H60DLFB is active in production status with ROHS3 compliance, ensuring long-term availability and regulatory alignment. The extended operating temperature range (-55°C to 175°C) provides thermal headroom beyond the original specification. Power dissipation capability (283W) significantly exceeds the original 160W requirement.

STGW20V60DF serves as an alternative for applications with reduced current requirements. This part maintains 600V voltage compatibility and delivers 167W power dissipation. The 40A current rating is lower than the original 49A specification and should be evaluated against actual circuit current demands. ROHS3 compliance and active production status ensure regulatory and supply chain continuity.

STGW30H65FB is suitable for designs tolerating higher voltage ratings. The 650V breakdown voltage exceeds the original 600V specification, providing voltage margin. The 30A current rating is below the original 49A specification and requires circuit-level current analysis. The 260W power dissipation capability accommodates thermal requirements. ROHS3 compliance and active production status support long-term design viability.

All substitute parts feature TO-247-3 through-hole packaging, maintaining mechanical compatibility with existing PCB layouts and thermal management interfaces.

Frequently Asked Questions (FAQ)

Q: Can STGW20V60DF directly replace IRG4PC40F in all applications?

A: STGW20V60DF maintains 600V voltage compatibility and TO-247-3 packaging. However, the 40A current rating is lower than the IRG4PC40F's 49A specification. Direct replacement is acceptable only when circuit peak and continuous currents remain below 40A. Circuit analysis is required to confirm current compatibility.

Q: What is the primary advantage of STGW40H60DLFB as a substitute?

A: STGW40H60DLFB matches the 600V voltage rating and provides 80A current capability, exceeding the original 49A specification by 63%. This current margin accommodates design variations and transient conditions. Active production status and ROHS3 compliance ensure long-term availability and regulatory compliance.

Q: Are all substitute parts compatible with existing TO-247-3 heatsink mounting?

A: Yes. All substitute parts utilize TO-247-3 through-hole packaging, maintaining mechanical and thermal interface compatibility with existing heatsink assemblies and PCB layouts. No mechanical redesign is required.

Q: How do switching characteristics differ between the IRG4PC40F and substitute parts?

A: The IRG4PC40F exhibits turn-on delay of 26ns and turn-off delay of 240ns. Substitute parts show different switching characteristics: STGW20V60DF (38ns/149ns), STGW30H65FB (37ns/146ns), and STGW40H60DLFB (-/142ns). These differences may affect circuit timing and EMI performance. Gate drive circuits should be evaluated for compatibility with the substitute part's gate charge and switching speed characteristics.

Q: What is the impact of higher gate charge in substitute parts?

A: The IRG4PC40F requires 100nC gate charge. Substitute parts require higher gate charge: STGW20V60DF (116nC), STGW30H65FB (149nC), and STGW40H60DLFB (210nC). Higher gate charge increases gate drive power dissipation and may require gate driver circuit evaluation to ensure adequate drive current and switching speed performance.

Q: Does the extended operating temperature range of substitute parts affect thermal design?

A: The IRG4PC40F operates from -55°C to 150°C. All substitute parts extend to 175°C maximum junction temperature. This extended range provides additional thermal margin and does not negatively impact thermal design. Existing heatsink and thermal management solutions remain valid.

Q: Are substitute parts RoHS compliant?

A: The IRG4PC40F is RoHS non-compliant. All substitute parts (STGW20V60DF, STGW30H65FB, STGW40H60DLFB) are ROHS3 compliant, meeting current environmental and regulatory requirements for new designs and procurement.

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