IXGH20N60B IGBT Equivalent & Substitute Parts

Part Overview

The IXGH20N60B is a 600V, 40A IGBT manufactured by IXYS in the HiPerFAST™ series, housed in a TO-247-3 package. This component is classified as obsolete, necessitating identification of functionally equivalent alternatives for new designs and ongoing production requirements. Substitute parts must maintain electrical compatibility across voltage, current, and thermal specifications while accommodating packaging and performance variations.

Key Parameters

Parameter	Value	Unit
Voltage - Collector Emitter Breakdown (Max)	600	V
Current - Collector (Ic) (Max)	40	A
Current - Collector Pulsed (Icm)	80	A
Power - Max	150	W
Vce(on) (Max) @ Vge, Ic	2V @ 15V, 20A	V
Gate Charge	90	nC
Operating Temperature Range	-55 to 150	°C (TJ)
Package / Case	TO-247-3	—
Mounting Type	Through Hole	—

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Compatibility Requirements:

Voltage - Collector Emitter Breakdown (Max): 600V (exact match required)
Current - Collector (Ic) (Max): ≥40A (equal or higher acceptable)
Package / Case: TO-247-3 or compatible through-hole package
Mounting Type: Through Hole

Secondary Compatibility Factors:

Vce(on) characteristics at rated conditions
Gate Charge and switching energy profiles
Operating temperature range
Product status and compliance certifications

Substitute parts are grouped into two categories:

Direct Substitutes: Parts with identical or superior current ratings (≥40A) and matching voltage specifications, enabling direct replacement in circuit designs.

Functional Equivalents: Parts meeting core voltage and current requirements with acceptable variations in switching characteristics and thermal performance, suitable for applications where performance envelope permits.

Parameter Comparison

Parameter	IXGH20N60B	IXGH36N60B3	IKW20N60H3FKSA1	IKW20N60TFKSA1	STGFW20V60DF	STGW20H60DF	STGW20V60DF	STGW40H60DLFB
Manufacturer	IXYS	IXYS	Infineon	Infineon	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Voltage - Collector Emitter Breakdown (Max)	600V	600V	600V	600V	600V	600V	600V	600V
Current - Collector (Ic) (Max)	40A	92A	40A	40A	40A	40A	40A	80A
Current - Collector Pulsed (Icm)	80A	200A	80A	60A	80A	80A	80A	160A
Power - Max	150W	250W	170W	166W	52W	167W	167W	283W
Vce(on) (Max) @ Vge, Ic	2V @ 15V, 20A	1.8V @ 15V, 30A	2.4V @ 15V, 20A	2.05V @ 15V, 20A	2.2V @ 15V, 20A	2V @ 15V, 20A	2.2V @ 15V, 20A	2V @ 15V, 40A
Gate Charge	90nC	80nC	120nC	120nC	116nC	115nC	116nC	210nC
Operating Temperature Range	-55 to 150°C	-55 to 150°C	-40 to 175°C	—	-55 to 175°C	-55 to 175°C	-55 to 175°C	-55 to 175°C
Package / Case	TO-247-3	TO-247-3	TO-247-3	TO-247-3	TO-3P-3	TO-247-3	TO-247-3	TO-247-3
Product Status	Obsolete	Active	Active	Active	Obsolete	Active	Active	Active
RoHS Status	—	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Recommended Primary Substitutes:

STGW20H60DF (STMicroelectronics): This part provides direct electrical equivalence with identical 600V/40A ratings and matching Vce(on) characteristics at 2V. The TO-247-3 package maintains mechanical compatibility. Active product status and ROHS3 compliance support long-term availability and regulatory requirements. Switching energy profile (209µJ on, 261µJ off) differs from the original but remains within acceptable operational envelope for standard applications.

STGW20V60DF (STMicroelectronics): Functionally equivalent with 600V/40A specifications in TO-247-3 package. Active status and ROHS3 compliance ensure supply continuity. Vce(on) at 2.2V and gate charge of 116nC represent minor variations acceptable for most circuit implementations.

Secondary Substitutes:

IKW20N60H3FKSA1 (Infineon Technologies): Maintains 600V/40A electrical specifications with Trench Field Stop technology. Extended operating temperature range (-40 to 175°C) provides thermal margin. ROHS3 compliance confirmed. Vce(on) at 2.4V represents acceptable variation. Higher gate charge (120nC) and switching energy (800µJ) require circuit evaluation for gate drive compatibility.

IKW20N60TFKSA1 (Infineon Technologies): Equivalent 600V/40A ratings with improved Vce(on) at 2.05V. ROHS3 compliant. Operating temperature range not specified in available data. Gate charge and switching energy specifications require verification against circuit requirements.

Higher Current Alternatives:

IXGH36N60B3 (IXYS): Provides superior current capability (92A continuous, 200A pulsed) with 600V rating. GenX3™ series offers improved performance characteristics including lower Vce(on) (1.8V) and reduced gate charge (80nC). Active product status ensures availability. TO-247-3 package maintains mechanical compatibility. Suitable for applications requiring performance headroom or future design scaling.

STGW40H60DLFB (STMicroelectronics): Offers elevated current rating (80A continuous, 160A pulsed) with 600V specification. Active status and ROHS3 compliance confirmed. TO-247-3 package compatible. Higher gate charge (210nC) and power dissipation (283W) require thermal and gate drive circuit assessment.

Package Consideration:

STGFW20V60DF (STMicroelectronics): Meets electrical requirements (600V/40A) but uses TO-3PF package instead of TO-247-3. Obsolete status limits suitability for new designs. Mechanical incompatibility with existing TO-247-3 footprints requires PCB redesign.

Frequently Asked Questions (FAQ)

Q: Can IXGH36N60B3 directly replace IXGH20N60B in existing circuits?

A: IXGH36N60B3 maintains voltage and package compatibility but provides higher current capability (92A vs. 40A). Direct replacement is electrically feasible. However, lower Vce(on) (1.8V vs. 2V) and reduced gate charge (80nC vs. 90nC) may alter circuit performance characteristics. Gate drive circuits and thermal management should be evaluated for the improved performance envelope.

Q: What is the primary difference between STGW20H60DF and STGW20V60DF?

A: Both parts share identical electrical specifications (600V/40A) and TO-247-3 packaging. STGW20H60DF exhibits Vce(on) at 2V with switching energy of 209µJ (on) and 261µJ (off). STGW20V60DF shows Vce(on) at 2.2V with switching energy of 200µJ (on) and 130µJ (off). Selection depends on circuit requirements for conduction losses versus switching losses.

Q: Are Infineon IKW20N60H3FKSA1 and IKW20N60TFKSA1 interchangeable?

A: Both parts maintain 600V/40A specifications and TO-247-3 packaging. IKW20N60H3FKSA1 specifies operating temperature range of -40 to 175°C with gate charge of 120nC and switching energy of 800µJ. IKW20N60TFKSA1 provides improved Vce(on) at 2.05V with similar gate charge and switching energy of 770µJ. Operating temperature range for IKW20N60TFKSA1 is not specified. Substitution requires verification of thermal and switching performance requirements.

Q: Why is STGFW20V60DF not recommended as a primary substitute despite meeting voltage and current specifications?

A: STGFW20V60DF uses TO-3PF package instead of TO-247-3, requiring PCB redesign and mechanical rework. Product status is obsolete, limiting long-term supply assurance. Power rating (52W) is significantly lower than the original (150W), restricting thermal capability. These factors make it unsuitable for direct replacement in existing designs.

Q: What are the key considerations when selecting between 40A and higher-current alternatives?

A: Selection depends on application requirements. 40A-rated parts (STGW20H60DF, STGW20V60DF, IKW20N60H3FKSA1, IKW20N60TFKSA1) provide direct electrical equivalence with minimal circuit modification. Higher-current alternatives (IXGH36N60B3 at 92A, STGW40H60DLFB at 80A) offer performance margin and thermal headroom but require gate drive circuit evaluation due to increased gate charge and switching energy. Current selection should align with actual circuit requirements and thermal design constraints.

Q: Are all substitute parts RoHS3 compliant?

A: All active substitute parts listed (IXGH36N60B3, IKW20N60H3FKSA1, IKW20N60TFKSA1, STGW20H60DF, STGW20V60DF, STGW40H60DLFB) are ROHS3 compliant. STGFW20V60DF is also ROHS3 compliant but carries obsolete status. The original IXGH20N60B does not specify RoHS status. Compliance verification is required for applications subject to regulatory requirements.

Q: What package compatibility exists across substitute options?

A: Seven of eight substitute parts use TO-247-3 packaging, maintaining mechanical compatibility with IXGH20N60B footprints. STGFW20V60DF uses TO-3PF package, requiring PCB redesign. All parts are through-hole mounted. Pin configuration compatibility should be verified against specific circuit board layouts before implementation.

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