Infineon Technologies IM323M6G2XKMA1

Overview

IM323M6G2XKMA1 from Infineon Technologies is a fully isolated CIPOS™ Tiny intelligent power module integrating six reverse-conducting RCD2 IGBTs, rugged SOI gate drivers, bootstrap circuitry, overcurrent shutdown, undervoltage lockout, and an integrated NTC thermistor. It delivers 600 V blocking voltage, ±10 A continuous collector current per switch, and supports three-phase AC/BLDC motor control in compact variable-speed drives. Used in air conditioning compressors and refrigerator fan motors.

For engineers reviewing the IM323M6G2XKMA1 datasheet, IM323M6G2XKMA1 pinout, IM323M6G2XKMA1 application, or IM323M6G2XKMA1 equivalent, key selection criteria include high-side floating supply tolerance (−11 V VS potential), open-emitter low-side emitter pins for phase current sensing, sleep-mode fault recovery, cross-conduction prevention, and thermal monitoring via VOT.

Technical Context

The IM323M6G2XKMA1 implements a six-channel SOI-based gate driver with independent high- and low-side inputs (HINx/LINx), integrated shoot-through prevention, and 360 ns minimum deadtime insertion. Its reverse-conducting IGBTs eliminate external freewheeling diodes while enabling bidirectional current flow per leg.

Control logic operates from dual 15 V supplies (VDD1/VDD2), with separate undervoltage detection on both low-side (VDDUV± = 12.4 V / 11.5 V) and high-side (VBSUV± = 11.5 V / 10.7 V) rails. Fault signaling occurs via open-drain VFO with latch behavior and 100 µs fault-clear time after ITRIP or UV events.

Key Specifications

Pinout & Package

Fully isolated Dual In-Line molded module (DIP 33×19 mm), RoHS-compliant lead-free terminations, designed for direct PCB mounting with thermal pad soldering to copper pour.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar three-phase inverter module applications.

Compared with FSA22166A and IRSM836L, the IM323M6G2XKMA1 provides superior isolation (2000 V RMS), integrated thermal sensing (VOT), and SOI-based high-side driver resilience-making it optimal for sealed, high-reliability appliance inverters where long-term field stability is mandatory.

Availability

IM323M6G2XKMA1 is available at Aetrix Electronics and suitable for air conditioning compressors, refrigerator evaporator fans, and small industrial pump controllers requiring stable component supply across multi-year production cycles.

Supply support for IM323M6G2XKMA1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive microcontrollers, and industrial ICs, with global manufacturing and qualification aligned to JEDEC standards.

The CIPOS™ Tiny product line targets compact, high-reliability motor drive modules for white goods and industrial equipment, emphasizing integration, thermal robustness, and system-level safety compliance.

FAQ

What is the purpose of the NU, NV, and NW pins?

NU, NV, and NW are dedicated low-side emitter terminals that provide direct access to each IGBT emitter node. They enable precise shunt-resistor-based phase current measurement without disrupting high-current paths or adding parasitic inductance. These pins must be routed with minimal trace length to VSS to avoid voltage spikes during switching transitions.

How does the sleep function operate after an overcurrent event?

After ITRIP triggers or undervoltage lockout occurs, all gate drivers enter sleep mode and remain disabled until a new rising or falling edge is detected on any HIN or LIN input. This ensures controlled reactivation only after fault conditions are cleared and controller software confirms readiness-preventing unintended motor restart during thermal recovery.

Can the IM323M6G2XKMA1 drive BLDC motors with sensorless commutation?

Yes-the module supports sensorless BLDC control via back-EMF sampling through the U/V/W phase outputs and low-side emitter pins (NU/NV/NW). Its 360 ns hardware deadtime and fast fault response (<100 µs) allow reliable six-step or FOC algorithms at up to 20 kHz PWM, provided the MCU implements proper timing and filtering.

What is the significance of the −50 V VS transient rating?

The −50 V transient rating on VS pins ensures reliable operation during fast IGBT turn-off when large dI/dt induces negative voltage spikes across stray inductance in the high-side source path. This specification allows robust design in compact layouts without oversized snubbers or excessive PCB spacing, critical for space-constrained appliance inverters.