IRG4BC30F-STRR IGBT Equivalent & Substitute Parts

Part Overview

The IRG4BC30F-STRR is a 600V, 31A IGBT manufactured by Infineon Technologies in D2PAK surface mount packaging. This component is classified as obsolete, necessitating identification of active equivalent parts for new designs and ongoing production requirements. The part delivers 100W maximum power dissipation with standard input type gate drive characteristics suitable for industrial switching applications.

Key Parameters

Parameter	Value	Unit
Voltage - Collector Emitter Breakdown (Max)	600	V
Current - Collector (Ic) (Max)	31	A
Current - Collector Pulsed (Icm)	120	A
Power - Max	100	W
Vce(on) (Max)	1.8	V @ 15V, 17A
Gate Charge	51	nC
Mounting Type	Surface Mount	-
Package / Case	TO-263-3, D2PAK	-
Input Type	Standard	-
RoHS Status	RoHS non-compliant	-

Substitute Part Grouping Explanation

Substitution of the IRG4BC30F-STRR is determined by the following critical parameters:

Voltage Rating: Both parts must maintain 600V collector-emitter breakdown voltage to ensure safe operation in equivalent circuit topologies.

Current Rating: The substitute must support minimum 30A continuous collector current. The IRG4BC30F-STRR specifies 31A maximum; the STGB15H60DF provides 30A, meeting this requirement within acceptable tolerance for most industrial applications.

Package Compatibility: Both parts utilize TO-263-3 D2PAK surface mount packaging with identical pinout (2 leads + tab), enabling direct PCB footprint compatibility without layout modification.

Input Type: Standard gate drive input type is maintained across both parts, ensuring compatibility with existing gate driver circuits.

Power Dissipation: The substitute part (115W) exceeds the original specification (100W), providing thermal margin.

Compliance Status: The substitute part is RoHS3 compliant and active in production, addressing the obsolescence status of the original part.

Parameter Comparison

Parameter	IRG4BC30F-STRR (Infineon)	STGB15H60DF (STMicroelectronics)	Unit
Voltage - Collector Emitter Breakdown (Max)	600	600	V
Current - Collector (Ic) (Max)	31	30	A
Current - Collector Pulsed (Icm)	120	60	A
Power - Max	100	115	W
Vce(on) (Max)	1.8 @ 15V, 17A	2.0 @ 15V, 15A	V
Gate Charge	51	81	nC
Td (on/off) @ 25°C	21/200	24.5/118	ns
Input Type	Standard	Standard	-
Package / Case	TO-263-3, D2PAK	TO-263-3, D2PAK	-
Mounting Type	Surface Mount	Surface Mount	-
Product Status	Obsolete	Active	-
RoHS Status	RoHS non-compliant	RoHS3 Compliant	-

Engineering Selection Recommendations

For New Designs: The STGB15H60DF is the appropriate selection. The part is active in production with RoHS3 compliance, meeting current regulatory requirements. Identical package geometry ensures PCB compatibility without redesign.

For Obsolescence Mitigation: The IRG4BC30F-STRR obsolescence status necessitates transition to the STGB15H60DF. The substitute maintains voltage and current specifications within acceptable engineering margins for direct replacement in existing circuit topologies.

Compliance Consideration: The STGB15H60DF RoHS3 compliance status addresses environmental and regulatory requirements that the non-compliant IRG4BC30F-STRR does not satisfy for new production.

Inventory Planning: The STGB15H60DF maintains higher inventory availability (1308 pcs) compared to the obsolete part (665 pcs), supporting supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Can the STGB15H60DF directly replace the IRG4BC30F-STRR on existing PCBs?

A: Yes. Both parts use identical TO-263-3 D2PAK packaging with matching pinout (2 leads + tab). No PCB layout modification is required for physical substitution.

Q: What are the key electrical differences between these parts?

A: The STGB15H60DF exhibits slightly higher on-state voltage (2.0V vs 1.8V) and increased gate charge (81nC vs 51nC). Pulsed current capability is lower (60A vs 120A). These differences are within acceptable tolerance for most industrial 600V switching applications but should be verified against specific circuit requirements.

Q: Is the STGB15H60DF suitable for designs currently using the IRG4BC30F-STRR?

A: The substitute part meets the critical parameters: 600V voltage rating, 30A continuous current (vs 31A original), standard gate input type, and D2PAK packaging. Circuit validation is required to confirm compatibility with specific application thermal and switching frequency requirements.

Q: Why does the STGB15H60DF have higher gate charge?

A: The STGB15H60DF uses Trench Field Stop IGBT technology, which differs from the standard IGBT architecture of the IRG4BC30F-STRR. This technology trade-off results in increased gate charge but improved switching energy characteristics.

Q: What is the impact of different switching times on circuit performance?

A: The STGB15H60DF exhibits faster turn-off time (118ns vs 200ns) and comparable turn-on time (24.5ns vs 21ns). Faster switching may reduce switching losses but requires verification that gate driver circuits can accommodate the different timing characteristics.

Q: Are there packaging or moisture sensitivity concerns?

A: Both parts specify MSL 1 (Unlimited) moisture sensitivity level, indicating no special moisture handling requirements. Both use identical D2PAK surface mount packaging suitable for standard PCB assembly processes.

Q: What compliance certifications apply to the STGB15H60DF?

A: The STGB15H60DF is RoHS3 compliant and REACH unaffected. Both parts carry EAR99 ECCN classification and identical HTSUS code (8541.29.0095).

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