The Infineon FP15R12W1T4_B11 is a 1200V, 15A IGBT module engineered for high-efficiency power switching in industrial and commercial converter applications. Part of Infineon's proven EasyPACK platform, this module integrates IGBT chips with freewheeling diodes in a compact, isolated baseplate housing. It offers low V_CE(sat) characteristics, minimizing conduction losses across the full operating range, and is optimized for switching frequencies typical of drives, inverters, and UPS topologies. The B11 suffix denotes a specific configuration variant, and engineers should confirm gate drive and thermal interface requirements against the Infineon datasheet before design-in or drop-in replacement.

The FP15R12W1T4_B11 is well-suited for a broad range of industrial applications including variable-frequency motor drives, solar inverters, uninterruptible power supplies, welding equipment, and induction heating systems. Its 1200V blocking capability provides adequate margin for 400V/480V three-phase AC bus applications, while the 15A current rating targets fractional-to-low kilowatt converter stages. The module's isolated copper baseplate construction simplifies thermal management when mounted to standard heatsink assemblies, making it a practical choice for OEM equipment builders and field service replacement of aging drive and inverter platforms.

Quick Reference: FP15R12W1T4_B11

Key Features of the FP15R12W1T4_B11:

• 1200V collector-emitter voltage (V_CEO) with 15A continuous collector current rating for robust industrial switching margins
• Low V_CE(sat) design reduces steady-state conduction losses, improving overall converter efficiency at typical operating currents
• Integrated freewheeling diodes eliminate external diode selection, simplifying PCB and bus-bar layout in inverter stages
• Isolated copper baseplate construction supports direct heatsink mounting with standard thermal interface materials for predictable junction-to-case thermal management
• Short-circuit withstand capability (per Infineon specification) enhances protection coordination in drive and inverter designs with hardware overcurrent detection
• B11 variant designation — verify pinout and gate threshold compatibility when substituting across EasyPACK platform variants in existing designs

With a current factory production lead time of 99 weeks, the FP15R12W1T4_B11 presents a significant procurement challenge for maintenance teams managing equipment uptime and for OEMs managing production continuity. Extended lead times of this magnitude are common across the IGBT module market and can render standard supply channels effectively non-functional for time-sensitive requirements. Having a stocking distributor with verified new OEM inventory is often the only viable path to avoiding prolonged equipment downtime or production delays. ATI Accurate Technology maintains stock of difficult-to-source Infineon IGBT modules precisely for these situations.

ATI Accurate Technology is located in Palmetto, Florida and specializes in IGBTs, thyristors, diodes, and rectifier modules — including obsolete, long-lead-time, and hard-to-find parts. Orders placed before 5PM EST ship same day. Contact our team for volume pricing, technical questions, or urgent replacement needs: 239-734-7566 | sales@igbts.us.