IRG4PH40UPBF IGBT 1200V 41A Equivalent & Substitute Parts

Part Overview

The IRG4PH40UPBF is a 1200V, 41A IGBT manufactured by Infineon Technologies in TO-247AC package. This component is classified as Obsolete, necessitating identification of equivalent and substitute parts for ongoing design requirements and procurement needs. The part operates across a temperature range of -55°C to 150°C and delivers 160W maximum power dissipation. Substitution is required due to product discontinuation while maintaining electrical and mechanical compatibility within specified parameter tolerances.

Key Parameters

Parameter	Value	Unit
Voltage - Collector Emitter Breakdown (Max)	1200	V
Current - Collector (Ic) (Max)	41	A
Current - Collector Pulsed (Icm)	82	A
Power - Max	160	W
Vce(on) (Max) @ Vge, Ic	3.1V @ 15V, 21A	V
Gate Charge	86	nC
Switching Energy (on/off)	1.04mJ / 3.4mJ	mJ
Td (on/off) @ 25°C	24ns / 220ns	ns
Operating Temperature Range	-55 to 150	°C
Package / Case	TO-247-3	-
Mounting Type	Through Hole	-
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitution of the IRG4PH40UPBF is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Voltage - Collector Emitter Breakdown (Max): 1200V minimum
Current - Collector (Ic) (Max): 41A or greater
Package / Case: TO-247-3 (mechanical compatibility)
Mounting Type: Through Hole
Operating Temperature: Must support -55°C to 150°C minimum range
RoHS Status: ROHS3 Compliant

Secondary Compatibility Parameters:

Vce(on) characteristics within acceptable operating margins
Gate Charge and switching energy profiles suitable for existing gate drive circuits
Input Type: Standard (consistent with original design)

Substitute parts are grouped into two categories: MFR Recommended (manufacturer-endorsed alternatives) and Direct Manufacturer (cross-manufacturer equivalents). All listed substitutes meet or exceed the primary electrical specifications while maintaining TO-247-3 package compatibility.

Parameter Comparison

Parameter	IRG4PH40UPBF	IGW15N120H3FKSA1	IGW25T120FKSA1	IHW20N135R5XKSA1	STGW25H120F2	IXYH20N120C3	IXYH20N120C3D1	STGW20IH125DF	STGWA15S120DF3	STGWA40H120DF2
Manufacturer	Infineon	Infineon	Infineon	Infineon	STMicroelectronics	IXYS	IXYS	STMicroelectronics	STMicroelectronics	STMicroelectronics
Voltage - Collector Emitter Breakdown (Max) [V]	1200	1200	1200	1350	1200	1200	1200	1250	1200	1200
Current - Collector (Ic) (Max) [A]	41	30	50	40	50	40	36	40	30	80
Current - Collector Pulsed (Icm) [A]	82	60	75	60	100	96	88	80	60	160
Power - Max [W]	160	217	190	288	375	278	230	259	259	468
Vce(on) (Max) @ Vge, Ic [V]	3.1 @ 15V, 21A	2.4 @ 15V, 15A	2.2 @ 15V, 25A	1.85 @ 15V, 20A	2.6 @ 15V, 25A	3.4 @ 15V, 20A	3.4 @ 15V, 20A	2.5 @ 15V, 15A	2.05 @ 15V, 15A	2.6 @ 15V, 40A
Gate Charge [nC]	86	75	155	170	100	53	53	68	53	158
Switching Energy (on) [mJ]	1.04	1.55	4.2	-	0.6	1.3	1.3	-	0.54	1.0
Switching Energy (off) [mJ]	3.4	-	-	0.95	0.7	0.5	0.5	0.41	1.38	1.32
Td (on/off) @ 25°C [ns]	24 / 220	21 / 260	50 / 560	- / 235	29 / 130	20 / 90	20 / 90	- / 106	23 / 140	18 / 152
Operating Temperature Range [°C]	-55 to 150	-40 to 175	-40 to 150	-40 to 175	-55 to 175	-55 to 175	-55 to 150	-55 to 175	-55 to 175	-55 to 175
Package / Case	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-247-3
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Obsolete	Active	Last Time Buy	Active	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Infineon Technologies Substitutes (MFR Recommended):

The Infineon IGW15N120H3FKSA1, IGW25T120FKSA1, and IHW20N135R5XKSA1 are manufacturer-endorsed alternatives. All three maintain 1200V or higher voltage ratings and TO-247-3 package compatibility. The IGW15N120H3FKSA1 (30A) and IGW25T120FKSA1 (50A) provide current ratings bracketing the original 41A specification. The IHW20N135R5XKSA1 offers elevated voltage (1350V) with 40A current capacity and extended temperature range to 175°C. All three carry Active product status with ROHS3 compliance and unlimited moisture sensitivity rating.

STMicroelectronics Direct Manufacturer Substitute:

The STGW25H120F2 is a direct cross-manufacturer equivalent with 50A current capacity, 1200V voltage rating, and TO-247-3 package. This part features Active product status, ROHS3 compliance, and extended operating temperature to 175°C. Gate charge of 100nC and switching energy profile (600µJ on, 700µJ off) are compatible with standard gate drive implementations.

IXYS Alternatives:

The IXYH20N120C3 (40A) and IXYH20N120C3D1 (36A) from IXYS provide 1200V ratings with TO-247-3 packages and Active product status. Both feature low gate charge (53nC) and fast switching times (20ns on, 90ns off), suitable for high-frequency applications. Operating temperature extends to 175°C for IXYH20N120C3 and 150°C for IXYH20N120C3D1.

STMicroelectronics Additional Options:

The STGW20IH125DF (1250V, 40A) and STGWA15S120DF3 (1200V, 30A) provide alternative voltage and current combinations. The STGWA40H120DF2 (1200V, 80A) offers significantly higher current capacity for applications requiring increased current handling. All maintain TO-247-3 package compatibility and ROHS3 compliance.

Selection Basis:

Part selection is determined by: (1) Product Status—Active or Last Time Buy parts are preferred over Obsolete classifications; (2) Compliance—all substitutes maintain ROHS3 compliance and EAR99 ECCN classification matching the original part; (3) Electrical Compatibility—voltage and current ratings must meet or exceed original specifications; (4) Package Compatibility—all substitutes use TO-247-3 through-hole mounting; (5) Temperature Range—operating temperature must support application requirements.

Frequently Asked Questions (FAQ)

Q: Can the IGW15N120H3FKSA1 (30A) directly replace the IRG4PH40UPBF (41A)?

A: The IGW15N120H3FKSA1 has lower maximum collector current (30A vs. 41A). Direct substitution is not recommended for applications requiring the full 41A rating. This part is suitable only for designs operating below 30A continuous current.

Q: What is the difference between IGW25T120FKSA1 and STGW25H120F2?

A: Both parts provide 1200V, 50A ratings in TO-247-3 packages. The IGW25T120FKSA1 is manufactured by Infineon with NPT Trench Field Stop technology and Last Time Buy status. The STGW25H120F2 is manufactured by STMicroelectronics with Trench Field Stop technology and Active status. The STGW25H120F2 features lower switching energy (600µJ on, 700µJ off vs. 4.2mJ combined) and higher power dissipation capability (375W vs. 190W).

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 Compliant status, matching the original IRG4PH40UPBF specification. All parts are also REACH Unaffected and classified as EAR99 for export control purposes.

Q: Which substitute has the lowest on-state voltage drop?

A: The IHW20N135R5XKSA1 exhibits the lowest Vce(on) at 1.85V @ 15V, 20A. The STGWA15S120DF3 follows at 2.05V @ 15V, 15A. Lower on-state voltage reduces conduction losses in high-current applications.

Q: Can I use STGWA40H120DF2 (80A) in place of IRG4PH40UPBF (41A)?

A: The STGWA40H120DF2 exceeds the original current specification (80A vs. 41A) and is electrically compatible. However, the higher gate charge (158nC vs. 86nC) and increased switching energy may require gate drive circuit modifications. Thermal design must account for the higher power dissipation capability (468W vs. 160W). Substitution is feasible but requires design review.

Q: What is the operating temperature limitation for IXYH20N120C3D1?

A: The IXYH20N120C3D1 operates from -55°C to 150°C, matching the original IRG4PH40UPBF temperature range. The IXYH20N120C3 variant extends to 175°C. For applications requiring temperatures above 150°C, the IXYH20N120C3 or other 175°C-rated alternatives are required.

Q: Are gate drive circuits compatible across all substitutes?

A: Gate charge values range from 53nC (IXYS parts, STGWA15S120DF3) to 170nC (IHW20N135R5XKSA1). Standard gate drive circuits designed for 86nC (original part) will function with substitutes, but switching speed and efficiency may vary. Parts with significantly different gate charge (>50% deviation) should be evaluated for gate drive adequacy.

Q: Which substitute offers the fastest switching performance?

A: The IXYH20N120C3 and IXYH20N120C3D1 feature the fastest switching times: 20ns turn-on and 90ns turn-off @ 25°C. The STGWA40H120DF2 provides 18ns turn-on and 152ns turn-off. Fast switching reduces switching losses but increases electromagnetic interference (EMI) considerations.

Q: Is the IGW25T120FKSA1 still available for new designs?

A: The IGW25T120FKSA1 carries Last Time Buy status, indicating limited availability. For new designs requiring long-term supply assurance, Active-status alternatives such as STGW25H120F2, IXYH20N120C3, or STGWA40H120DF2 are recommended.

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