IRG4BC10SD Equivalent & Substitute Parts

Part Overview

The IRG4BC10SD is an IGBT (Insulated Gate Bipolar Transistor) rated for 600V collector-emitter breakdown voltage with a maximum collector current of 14A and 38W power dissipation. Manufactured by Infineon Technologies, this component is packaged in a TO-220AB through-hole configuration. The IRG4BC10SD is classified as obsolete, making identification of functionally equivalent substitute parts essential for ongoing system support, design updates, and procurement continuity.

Substiute Parts

IRG4BC10SD

Infineon TechnologiesIn Stock: 2480IRG4BC10SD Datasheet

Current PartRFQ

IKA15N60TXKSA1

Infineon TechnologiesIn Stock: 800IKA15N60TXKSA1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IRG4BC10SD is determined by strict alignment of the following electrical and mechanical parameters:

Critical Matching Parameters:

• Voltage - Collector Emitter Breakdown (Max): 600V minimum
• Current - Collector (Ic) (Max): 14A or greater
• Package / Case: TO-220-3 configuration
• Mounting Type: Through Hole
• Input Type: Standard gate drive

Acceptable Variation Parameters:

• Current - Collector Pulsed (Icm): May exceed original specification
• Power - Max: May be lower or higher than original
• Operating Temperature Range: May be wider than original
• Vce(on): May vary within acceptable thermal design margins
• Switching characteristics (Gate Charge, Td, trr): May differ provided electrical performance remains within system requirements

The IKA15N60TXKSA1 meets all critical matching parameters and exceeds minimum current and power specifications, qualifying it as a direct substitute for the obsolete IRG4BC10SD.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: IKA15N60TXKSA1

The IKA15N60TXKSA1 is the manufacturer-recommended substitute for the obsolete IRG4BC10SD. Selection of this part is based on the following engineering criteria:

Electrical Compatibility: The IKA15N60TXKSA1 maintains identical 600V collector-emitter breakdown voltage and exceeds the minimum 14A collector current requirement with a rated 14.7A maximum. Both devices operate with standard gate drive input, ensuring gate driver circuit compatibility without modification.

Mechanical Compatibility: Both devices utilize identical TO-220-3 through-hole packaging and PG-TO220-3-31 supplier device package configuration, enabling direct PCB footprint compatibility without layout redesign.

Compliance and Product Status: The IKA15N60TXKSA1 is an active product with ROHS3 compliance, addressing regulatory requirements for new designs and long-term supply chain stability. The IRG4BC10SD is obsolete and RoHS non-compliant, making transition to the substitute part necessary for regulatory adherence and procurement continuity.

Thermal Performance: The IKA15N60TXKSA1 supports an extended operating temperature range of -40°C to 175°C (TJ) compared to the IRG4BC10SD range of -55°C to 150°C (TJ), providing enhanced thermal margin in high-temperature applications.

Switching Characteristics: The IKA15N60TXKSA1 exhibits higher gate charge (87nC versus 15nC) and longer switching delays (Td on/off: 17ns/188ns versus 76ns/815ns), reflecting trench field stop technology. These characteristics require gate driver evaluation to confirm compatibility with existing drive circuits, particularly regarding switching frequency and gate current capability.

Frequently Asked Questions (FAQ)

Q: Can the IKA15N60TXKSA1 be used as a direct drop-in replacement for the IRG4BC10SD?

A: The IKA15N60TXKSA1 is mechanically and electrically compatible for direct PCB substitution. Both devices share identical TO-220-3 through-hole packaging and 600V/14A+ electrical ratings. However, gate driver circuits must be evaluated for compatibility with the higher gate charge (87nC) and different switching delay characteristics of the substitute part.

Q: What are the key differences between the IRG4BC10SD and IKA15N60TXKSA1?

A: The primary differences are: (1) IGBT technology—IRG4BC10SD uses standard IGBT architecture while IKA15N60TXKSA1 uses Trench Field Stop technology; (2) Gate charge—87nC versus 15nC; (3) Switching delays—17ns/188ns versus 76ns/815ns; (4) Product status—Active versus Obsolete; (5) RoHS compliance—ROHS3 Compliant versus non-compliant. Collector current and voltage ratings are equivalent.

Q: Are there thermal design considerations when substituting the IKA15N60TXKSA1 for the IRG4BC10SD?

A: The IKA15N60TXKSA1 has a maximum power rating of 35.7W compared to 38W for the IRG4BC10SD. Thermal design calculations should account for this 2.3W reduction in maximum dissipation. The substitute part supports a wider operating temperature range (-40°C to 175°C), which may provide additional thermal margin depending on application requirements.

Q: Does the gate driver circuit require modification for the IKA15N60TXKSA1?

A: Gate driver compatibility depends on the existing circuit design. The IKA15N60TXKSA1 requires higher gate charge (87nC) compared to the IRG4BC10SD (15nC), necessitating evaluation of gate driver current output and switching frequency capability. Standard gate drive input type is maintained, but gate current and timing margins must be verified against the substitute part's specifications.

Q: What is the inventory status for these parts?

A: The IRG4BC10SD has 2440 pieces in stock as new original inventory. The IKA15N60TXKSA1 has 709 pieces in stock as new original inventory. Both parts are available from Infineon Technologies through authorized distribution channels.

Q: Is the IKA15N60TXKSA1 suitable for applications requiring the -55°C lower temperature limit of the IRG4BC10SD?

A: The IKA15N60TXKSA1 operates from -40°C to 175°C (TJ), which does not extend to the -55°C minimum of the IRG4BC10SD. Applications requiring operation below -40°C require alternative component selection or thermal management review to ensure the substitute part remains within specified operating range.