Infineon Technologies IM323L6G2XKMA1

Overview

IM323L6G2XKMA1 from Infineon is a fully isolated 600 V reverse-conducting IGBT-based CIPOS™ Tiny intelligent power module for three-phase motor control, integrating six IGBTs, SOI gate drivers, bootstrap circuitry, over-current protection (ITRIP threshold = 0.525 V), under-voltage lockout, and an NTC thermistor output (VOT). It delivers ±15 A continuous collector current per switch and supports air conditioning compressor drives with open-emitter current sensing via NU/NV/NW pins.

For engineers reviewing the IM323L6G2XKMA1 datasheet, IM323L6G2XKMA1 pinout, IM323L6G2XKMA1 application, or IM323L6G2XKMA1 equivalent, key selection criteria include its 600 V blocking voltage, -11 V allowable negative VS potential at VBS = 15 V, integrated cross-conduction prevention, 360 ns minimum deadtime, and thermal isolation rating of 2000 V RMS.

Technical Context

The IM323L6G2XKMA1 implements a three-phase inverter topology using reverse-conducting IGBTs with monolithic SOI gate drivers, enabling robust high-side floating operation up to 600 V offset. Its bootstrap-supplied high-side drivers support ±15 A output per phase with built-in shoot-through prevention logic and 360 ns hardware-enforced deadtime.

Control interface includes TTL/CMOS-compatible HIN/LIN inputs with internal 5 kΩ pull-downs and noise filtering (t_FIL,IN ≈ 1 µs), plus dedicated fault signaling via VFO and temperature monitoring via analog VOT output referenced to VSS. Protection features include UVLO on both VDD (11.5 V fall) and VBS (10.7 V fall), fast-track shutdown (200 ns low-side priority), and ITRIP latching with 100 µs fault-clear time.

Key Specifications

Pinout & Package

IM323L6G2XKMA1 uses a fully isolated Dual In-Line molded package (DIP 33×19 mm), RoHS-compliant with lead-free terminal plating. The module provides galvanic isolation between power and control sections, optimized for thermal conduction and EMI suppression in motor drive PCB layouts.

Key Features

Applications

Equivalent & Alternatives

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

Compared with FSB50450 and IRAMX16UP60A, IM323L6G2XKMA1 uniquely integrates SOI-based high-noise-immunity gate drivers, programmable ITRIP latching, and analog VOT output in a fully isolated DIP package-reducing component count and improving system-level fault resilience without sacrificing thermal or electrical performance.

Availability

IM323L6G2XKMA1 is available at Aetrix Electronics and suitable for air conditioning compressor drives, refrigerator fan motor controls, and industrial pump controllers requiring stable component supply, reinforced isolation, and integrated protection.

Supply support for IM323L6G2XKMA1 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 global manufacturing and quality certification to JEDEC standards.

The CIPOS™ Tiny product line targets compact, high-reliability motor drive solutions for white goods and industrial equipment, emphasizing integration of power switches, gate drivers, protection, and thermal sensing in single-package form factors.

FAQ

What is the purpose of the VOT pin on IM323L6G2XKMA1?

The VOT pin provides an analog voltage output proportional to the internal die temperature, derived from an integrated NTC thermistor. It is referenced to VSS and enables real-time thermal monitoring without external sensors. Typical output ranges from ~1.2 V at 25°C to ~0.4 V at 125°C, allowing direct ADC interfacing for closed-loop thermal management in motor control firmware.

Can IM323L6G2XKMA1 operate with a 3.3 V microcontroller interface?

Yes-its HIN and LIN inputs are TTL/CMOS-compatible with logic thresholds supporting 3.3 V controller outputs. Internal Schmitt triggers and 5 kΩ pull-down resistors ensure reliable startup and noise immunity. Input pulse widths must exceed 1 µs due to integrated noise filtering, and no level-shifting circuitry is required for standard 3.3 V GPIO connections.

How does the ITRIP protection function respond to over-current events?

When the voltage at the ITRIP pin exceeds 0.525 V (referenced to VSS), the internal comparator triggers a latched shutdown: all six gate drivers turn off, VFO goes low, and the device enters sleep mode. Recovery requires a new input edge after a minimum 100 µs fault-clear time. Fast-track shutdown turns off low-side outputs ~200 ns before high-side outputs to minimize fault energy.

What is the significance of the -11 V negative VS rating?

The -11 V rating on VS pins (VS(U)/VS(V)/VS(W)) specifies the maximum allowable negative transient voltage relative to VSS during switching transitions. This enables robust operation under high-dI/dt conditions-such as motor phase reversal or regenerative braking-where parasitic inductance can induce large negative spikes, preventing false triggering or damage to the high-side driver stage.