The Mitsubishi PM25RSB120 is an Intelligent Power Module (IPM) that combines high-speed IGBT chips with integrated gate drive, overcurrent protection, undervoltage lockout, and thermal shutdown circuitry in a single, compact package. Designed to meet the demanding requirements of variable-frequency drives, servo amplifiers, and industrial inverter systems, this module simplifies power stage design while delivering reliable switching performance. Its monolithic protection architecture reduces external component count and accelerates time-to-board, making it a preferred choice for OEM design engineers and field replacement alike.

The PM25RSB120 is well suited for a broad range of industrial and commercial power conversion applications including AC motor drives, CNC machine tool servo systems, HVAC inverters, elevator controls, and general-purpose three-phase inverter platforms. Its integrated protection features make it particularly valuable in environments where fault response speed is critical to protecting downstream equipment and maintaining system uptime. Whether specified into a new design or sourced as a direct replacement for a failed module in legacy equipment, the PM25RSB120 delivers consistent Mitsubishi-quality performance across demanding duty cycles.

Quick Reference: PM25RSB120

Key Features of the PM25RSB120:

• Integrated IGBT gate drive circuitry eliminates the need for external isolated gate drivers, reducing PCB complexity and component count
• Built-in overcurrent and short-circuit protection with fast fault response to safeguard both the module and connected load
• Undervoltage lockout (UVLO) on all gate drive channels prevents mis-firing during power rail transients or soft-start conditions
• Integrated temperature sensing and overtemperature shutdown to protect the module during thermal stress events
• 1200 V blocking voltage with 25 A continuous output current rating supports a wide range of three-phase inverter topologies
• Compact, transfer-molded package with isolated baseplate simplifies heatsink mounting and thermal management in space-constrained enclosures

With a published factory lead time of 35 weeks for new production, procurement teams relying solely on direct manufacturer channels face significant schedule risk. For maintenance operations requiring rapid turnaround on a failed drive or inverter, that lead time is simply not acceptable. ATI maintains independent inventory of hard-to-find, long-lead-time, and obsolete power semiconductor modules specifically to bridge that gap. Whether you need a single unit for an emergency repair or a buffer stock for a fleet of drives, ATI can fulfill from confirmed on-hand inventory without the wait.

ATI Accurate Technology is a power semiconductor distributor located in Palmetto, Florida, stocking IGBTs, IPMs, thyristors, diodes, and rectifier modules for industrial customers nationwide. Orders placed before 5PM EST ship same day. Call us at 239-734-7566 or email sales@igbts.us to confirm availability and pricing on the PM25RSB120. Volume pricing is available for qualified procurement and MRO customers.