Infineon Technologies IM323S6G2XKMA1

Overview

IM323S6G2XKMA1 from Infineon Technologies is a fully isolated CIPOS™ Tiny intelligent power module integrating six 600 V reverse-conducting IGBTs, rugged SOI gate drivers, bootstrap circuitry, overcurrent shutdown, undervoltage lockout, and an integrated NTC thermistor. It serves as a compact three-phase inverter stage for variable-speed motor control in air conditioning compressors and refrigerator fan drives, delivering ±6 A continuous collector current per switch at TC = 25°C with 2000 V RMS isolation.

For engineers reviewing the IM323S6G2XKMA1 datasheet, IM323S6G2XKMA1 pinout, IM323S6G2XKMA1 application, or IM323S6G2XKMA1 equivalent, key selection considerations include its open-emitter low-side emitter pins (NU/NV/NW) for phase current sensing, -11 V allowable negative VS potential at VBS = 15 V, 360 ns built-in deadtime, and sleep-mode recovery requiring a new input edge after fault clear.

Technical Context

The IM323S6G2XKMA1 implements a three-phase bridge topology with high-side and low-side IGBTs driven by independent SOI-based gate drivers. Each half-bridge leg features cross-conduction prevention logic and fast-track shutdown-low-side outputs turn off ~200 ns before high-side during overcurrent events.

Its control interface supports 3.3 V–15 V logic-level inputs with internal 5 kΩ pull-downs and Schmitt-trigger inputs filtered to reject pulses <1 µs. The module integrates bootstrap diodes (VRRM = 600 V), monitors temperature via VOT (NTC output), and provides fault signaling through active-low VFO with external pull-up.

Key Specifications

Pinout & Package

Fully isolated Dual In-Line molded module (DIP 33×19 mm), lead-free and RoHS-compliant, with electrically isolated baseplate enabling direct heatsink mounting and EMI-safe layout.

Key Features

Applications

Equivalent & Alternatives

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

Compared with FSA6603A and IRSM836-024, IM323S6G2XKMA1 delivers tighter integration (NTC, ITRIP, open emitters), superior noise immunity (SOI + input filtering), and faster hardware fault response-making it optimal for thermally constrained, safety-critical variable-speed compressor and refrigerator applications.

Availability

IM323S6G2XKMA1 is available at Aetrix Electronics and suitable for air conditioning compressor drives, refrigerator fan motor control, and small industrial pump inverters requiring stable component supply, long-term lifecycle support, and certified industrial-grade reliability.

Supply support for IM323S6G2XKMA1 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 electronics, and industrial control ICs, with ISO/TS 16949 and IATF 16949 certification across its wafer fabs and assembly sites.

The CIPOS™ Tiny product line targets compact, high-reliability inverter modules for white goods and HVAC applications-designed to replace discrete IGBT+driver solutions while meeting stringent thermal, isolation, and EMC requirements in space-constrained enclosures.

FAQ

What is the maximum allowable DC link voltage for IM323S6G2XKMA1?

The absolute maximum DC link voltage between P and N is 450 V continuous, with a surge rating of 500 V for ≤10 ms. Operation above 450 V violates the device's VCES rating and risks immediate IGBT failure. Designers must ensure bus voltage remains within this limit under all conditions including regenerative braking and line transients.

How does the ITRIP input function, and what external circuitry is needed?

ITRIP is a comparator input referenced to VSS with a typical threshold of 0.525 V and 530 ns internal noise filtering. It connects to the shunt resistor's low-side node. No external components are required beyond the shunt itself; however, PCB layout must minimize inductance between ITRIP and the shunt to avoid false triggering during high di/dt events.

Can IM323S6G2XKMA1 operate with a 3.3 V microcontroller interface?

Yes-HIN and LIN inputs are Schmitt-triggered and compatible with 3.3 V logic levels. Internal 5 kΩ pull-down resistors ensure defined states at power-up, and the input noise filter rejects sub-microsecond glitches. No level-shifting circuitry is required, simplifying interface design with modern low-voltage MCUs.

What thermal derating applies above TC = 25°C?

Continuous collector current drops linearly from ±6 A at TC = 25°C to zero at TC = 125°C, per the derating curve in Figure 7 of the datasheet. At TC = 85°C, rated current is approximately ±3.6 A. Thermal design must maintain case temperature below 125°C using appropriate heatsinking and forced or natural convection.