The Mitsubishi PS21254-EP is a sixth-generation DIP-IPM (Intelligent Power Module) engineered for three-phase inverter and motor drive applications. This module integrates IGBT chips with optimized gate drive circuitry, bootstrap power supply functionality, and comprehensive on-chip protection including overcurrent shutdown, undervoltage lockout, and overtemperature detection. The compact DIP-style package simplifies PCB integration and reduces external component count, making the PS21254-EP a preferred solution for OEM drive designers and field service engineers replacing modules in existing equipment.

The PS21254-EP is widely deployed in industrial variable-frequency drives (VFDs), HVAC inverter compressors, servo amplifiers, uninterruptible power supplies (UPS), and light industrial motor control systems. Its integrated protection and drive logic reduce system-level complexity in demanding environments where thermal cycling, transient overcurrent events, and tight board-space constraints are routine engineering challenges. The module's fault output pin enables straightforward interfacing with microcontroller-based control boards, supporting fast fault detection and safe system shutdown in production machinery and process control equipment.

Quick Reference: PS21254-EP

Key Features of the PS21254-EP:

• Integrated six-channel IGBT gate drive with bootstrap power supply for simplified inverter design
• Built-in protection: overcurrent (SC) shutdown, undervoltage lockout (UVLO) on all gate drive channels, and overtemperature (OT) detection
• Open-collector fault output pin for direct microcontroller interfacing and real-time fault monitoring
• Low-loss IGBT technology optimized for switching frequencies typical in motor drive and inverter applications
• Compact DIP-style package reduces PCB footprint and external gate resistor and bootstrap capacitor component count
• Designed for direct form-fit-function replacement in Mitsubishi-based and third-party inverter platforms using compatible IPM footprints

With a current factory lead time of 39 weeks for new production, the PS21254-EP presents a significant procurement challenge for maintenance teams managing unplanned equipment failures or OEMs building to schedule. ATI Accurate Technology maintains inventory of hard-to-find and long-lead-time Mitsubishi IPMs specifically to bridge this gap. Whether you are executing a warranty repair, rebuilding a drive, or managing a critical spare parts program, sourcing from ATI's stock eliminates the production downtime and project delays that a 39-week manufacturing queue would otherwise impose.

ATI Accurate Technology is a power semiconductor distributor based in Palmetto, Florida, stocking IGBTs, thyristors, diodes, and intelligent power modules from leading manufacturers. Orders placed before 5PM EST ship same day. Contact our team for volume pricing, cross-reference support, or technical questions: call 239-734-7566 or email sales@igbts.us. We support procurement professionals and maintenance engineers who need the right part fast, with no compromises on quality or lead time.