IRAM256-1567A

Power Driver Modules Overview

The IRAM256-1567A is a 15A, 600V Integrated Power Hybrid IC designed for appliance motor drives. It combines low VCE(on) Trench IGBT technology with a 3-phase high-voltage driver compatible with 3.3V logic. The module features open emitter pins, integrated gate drivers, bootstrap diodes, and an internal NTC temperature monitor. It provides over-current protection via the ITRIP pin and undervoltage lockout. Packaged in a SIP-29 form factor with full transfer molding and CTI>600, it supports PWM frequencies up to 20kHz.

Power Driver Modules Feature Summary

• Integrated gate drivers and bootstrap diodes
• Low VCE(on) Trench IGBT technology
• Built-in high precision temperature monitor
• Over-current protection and short-circuit rated IGBTs

Power Driver Modules Applications

• Energy efficient Air Conditioner Motor Drives
• Washing Machine Motor Drives
• Appliance Motor Drive Applications

Power Driver Modules Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm datasheet revision status and RoHS compliance before integration. Ensure thermal interface material selection matches specified thermal resistance requirements. Validate operating conditions against absolute maximum ratings to prevent device failure.

Power Driver Modules Selection Notes

Select based on required phase current capacity and bus voltage levels. Consider switching frequency constraints relative to thermal dissipation capabilities. Evaluate isolation requirements against the 2000VRMS minimum specification. Match control logic voltage levels to the 3.3V Schmitt-triggered input compatibility.

Power Driver Modules Part Context

This component belongs to the IRAM series of Intelligent Power Modules (IPMs). Originally manufactured by International Rectifier, the product line is now managed by Infineon Technologies. These modules integrate power switches and control circuits to simplify AC motor drive designs.

Power Driver Modules Replacement Considerations

IRAM256-1567A2 is a confirmed substitute part number within the same series.

Power Driver Modules FAQ

What is the maximum PWM carrier frequency supported?

The maximum PWM carrier frequency is 20 kHz.

How does the module handle fault conditions?

It utilizes an ITRIP pin for over-current protection and a FLT/EN pin for fault output and enable control.

Is the input logic compatible with 3.3V microcontrollers?

Yes, the module features 3.3V Schmitt-triggered input logic for HIN, LIN, and FLT/EN pins.