IRG4PC40FD IGBT Equivalent & Substitute Parts

Part Overview

The IRG4PC40FD is a 600V, 49A IGBT manufactured by Infineon Technologies in TO-247AC packaging. This device is classified as obsolete, necessitating identification of active equivalent components for new designs and production continuity. The part operates at maximum junction temperatures from -55°C to 150°C and delivers 160W power dissipation capability. Due to its obsolete status and RoHS non-compliant classification, substitute parts with active product status and modern compliance certifications are required for ongoing applications.

Key Parameters

Parameter	Value	Unit
Voltage - Collector Emitter Breakdown (Max)	600	V
Current - Collector (Ic) (Max)	49	A
Current - Collector Pulsed (Icm)	200	A
Power - Max	160	W
Vce(on) (Max) @ Vge, Ic	1.7V @ 15V, 27A	V
Gate Charge	100	nC
Switching Energy (on)	950	µJ
Switching Energy (off)	2.01	mJ
Td (on/off) @ 25°C	63ns/230ns	ns
Reverse Recovery Time (trr)	42	ns
Operating Temperature Range (TJ)	-55 to 150	°C
Mounting Type	Through Hole	-
Package / Case	TO-247-3	-
Product Status	Obsolete	-
RoHS Status	Non-compliant	-

Substitute Part Grouping Explanation

Substitution of the IRG4PC40FD is determined by the following critical parameters: voltage rating (600V minimum), collector current capability (minimum 49A continuous), package compatibility (TO-247-3 through-hole), and thermal operating range. The IRG4PC40FD operates at -55°C to 150°C junction temperature.

Three active substitute parts are identified from STMicroelectronics, all featuring Trench Field Stop IGBT technology with 600V voltage ratings and active product status:

STGW20V60DF: 40A continuous current, 167W power rating, -55°C to 175°C operating range, ROHS3 compliant.

STGW30H60DFB: 60A continuous current, 260W power rating, -55°C to 175°C operating range, ROHS3 compliant.

STGW40H60DLFB: 80A continuous current, 283W power rating, -55°C to 175°C operating range, ROHS3 compliant.

All substitute parts maintain 600V voltage rating, TO-247-3 package compatibility, through-hole mounting, and standard input type gate configuration. Substitution is valid where the application current requirement does not exceed the substitute part's maximum continuous collector current rating.

Parameter Comparison

Parameter	IRG4PC40FD	STGW20V60DF	STGW30H60DFB	STGW40H60DLFB	Unit
Manufacturer	Infineon	STMicroelectronics	STMicroelectronics	STMicroelectronics	-
Voltage - Collector Emitter Breakdown (Max)	600	600	600	600	V
Current - Collector (Ic) (Max)	49	40	60	80	A
Current - Collector Pulsed (Icm)	200	80	120	160	A
Power - Max	160	167	260	283	W
Gate Charge	100	116	149	210	nC
Operating Temperature Range (TJ)	-55 to 150	-55 to 175	-55 to 175	-55 to 175	°C
Package / Case	TO-247-3	TO-247-3	TO-247-3	TO-247-3	-
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	-
Product Status	Obsolete	Active	Active	Active	-
RoHS Status	Non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	-
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	-

Engineering Selection Recommendations

STGW20V60DF is suitable for applications where continuous collector current does not exceed 40A. This part provides the closest current rating match to the IRG4PC40FD at 40A continuous operation. The extended operating temperature range (-55°C to 175°C) exceeds the original part specification. ROHS3 compliance and active product status support long-term supply chain continuity.

STGW30H60DFB accommodates applications requiring 40A to 60A continuous collector current. The 60A rating provides current margin above the IRG4PC40FD specification. Power dissipation capability increases to 260W. This part is recommended for designs where thermal headroom and current margin are design priorities. Active status and ROHS3 compliance ensure regulatory compliance and supply availability.

STGW40H60DLFB addresses applications requiring 60A to 80A continuous collector current. The 80A rating and 283W power capability provide maximum performance margin. This part is selected when application current demands exceed 60A or when maximum thermal performance is required. Active product status and ROHS3 compliance support modern manufacturing requirements.

All three substitute parts maintain 600V voltage rating compatibility, TO-247-3 package pinout compatibility, and through-hole mounting configuration with the IRG4PC40FD. Selection is determined by application continuous current requirement and thermal design margin.

Frequently Asked Questions (FAQ)

Q: Can STGW20V60DF directly replace IRG4PC40FD in all applications?

A: STGW20V60DF is suitable only for applications where continuous collector current does not exceed 40A. The IRG4PC40FD is rated at 49A continuous current. Applications operating at 40A to 49A continuous current require evaluation of thermal design and current margin requirements. STGW30H60DFB or STGW40H60DLFB are recommended for applications requiring the full 49A continuous current capability.

Q: Are the substitute parts pin-compatible with IRG4PC40FD?

A: All substitute parts use TO-247-3 package configuration with identical pinout to IRG4PC40FD. Gate, collector, and emitter terminals are positioned identically. Through-hole mounting is maintained across all parts. PCB layout modifications are not required for package compatibility.

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

A: STGW20V60DF, STGW30H60DFB, and STGW40H60DLFB feature gate charge values of 116nC, 149nC, and 210nC respectively, compared to 100nC for IRG4PC40FD. Higher gate charge increases gate drive circuit current requirements and switching transition time. Gate driver circuits must be evaluated to confirm adequate drive current capability at the specified switching frequency.

Q: Do substitute parts support the same operating temperature range?

A: Substitute parts operate from -55°C to 175°C junction temperature, exceeding the IRG4PC40FD specification of -55°C to 150°C. The extended upper temperature limit provides additional thermal margin. Applications operating near 150°C junction temperature benefit from the extended range. Thermal design calculations remain valid for the lower temperature limit.

Q: What compliance advantages do substitute parts provide?

A: All substitute parts are ROHS3 compliant, addressing the RoHS non-compliance of IRG4PC40FD. REACH status is unaffected for all parts. Active product status for substitute parts ensures long-term supply chain availability and manufacturing support, contrasting with the obsolete status of IRG4PC40FD.

Q: How do switching characteristics compare between IRG4PC40FD and substitutes?

A: Switching energy and delay times vary across substitute parts due to Trench Field Stop technology implementation. STGW20V60DF demonstrates reduced switching energy (200µJ on, 130µJ off) compared to IRG4PC40FD (950µJ on, 2.01mJ off). Switching delay times (Td on/off) are reduced in substitute parts. Applications sensitive to switching losses or EMI characteristics require detailed evaluation of switching energy specifications.

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

A: Substitute parts are not interchangeable within a single design due to different current ratings and switching characteristics. Selection must be based on application continuous current requirement. Once a substitute part is selected, design validation including thermal analysis, gate drive circuit verification, and EMI assessment is required before production implementation.

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