Infineon Technologies IFCM30T65GDXKMA1

Overview

IFCM30T65GDXKMA1 from Infineon Technologies is a dual-phase interleaved Power Factor Correction (PFC) Intelligent Power Module integrating two 650V/30A TRENCHSTOP™ 5 IGBTs, rapid-switching emitter-controlled diodes, SOI gate drivers, thermistor, and protection circuitry. It delivers 450V DC-link output, supports up to 60 kHz PWM switching, and enables open-emitter current sensing via NA/NB pins for industrial PFC front-ends.

For engineers reviewing the IFCM30T65GDXKMA1 datasheet, IFCM30T65GDXKMA1 pinout, IFCM30T65GDXKMA1 application, or IFCM30T65GDXKMA1 equivalent, key selection criteria include its 650V blocking voltage, 30A rated current per phase, integrated overcurrent shutdown (ITRIP threshold = 0.47 V), thermistor-based temperature monitoring, and dual-channel isolated gate drive with UVLO (10.4 V–12.1 V).

Technical Context

This CIPOS™ module implements a two-phase interleaved PFC topology using discrete TRENCHSTOP™ 5 IGBTs and optimized emitter-controlled diodes, driven by rugged SOI-based gate drivers with Schmitt-trigger inputs compatible with 3.3 V/5 V logic. The architecture integrates fault detection (VFO), current-sense interface (ITRIP), thermal monitoring (NTC), and under-voltage lockout (UVLO) within a single DCB-based package.

Control logic operates from a 13.5–16.5 V VDD supply referenced to VSS, with noise-filtered LIN(A/B) inputs (t_FILIN ≥ 1 µs minimum pulse width), and all-power-stage shutdown on fault. The module provides accessible emitter pins (NA/NB) for shunt-based phase current measurement and supports external anti-parallel diode connection at A/B collectors.

Key Specifications

Pinout & Package

IFCM30T65GDXKMA1 uses a 24-pin dual-in-line molded module with DCB substrate, designed for direct heatsink mounting and high thermal conductivity. Pin-to-heatsink clearance is typ. 1.6 mm.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar dual-phase interleaved PFC applications.

Compared with FSB50450 and IRSM836-045, IFCM30T65GDXKMA1 uniquely combines 650 V blocking, integrated NTC, and dedicated ITRIP input-enabling higher-efficiency, safer, and more compact PFC stages without external protection circuitry.

Availability

IFCM30T65GDXKMA1 is available at Aetrix Electronics and suitable for industrial motor drives, server power supplies, renewable energy inverters, and EV charging stations requiring stable component supply and long lifecycle support.

Supply support for IFCM30T65GDXKMA1 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, and industrial control solutions, with leadership in IGBT, SiC, and intelligent power modules.

The CIPOS™ product line delivers integrated power stages for motor control and PFC applications, combining high-voltage switches, gate drivers, and protection in thermally optimized packages for high-reliability industrial systems.

FAQ

What is the maximum allowable DC-link voltage for continuous operation?

The IFCM30T65GDXKMA1 is rated for continuous DC-link voltage up to 450 V between P and N terminals. Exceeding this value risks insulation breakdown and permanent damage. The surge rating is 500 V for non-repetitive events less than 10 ms, but system design must ensure steady-state operation remains within the 450 V limit per datasheet Section 7.

How does the ITRIP overcurrent protection function in practice?

ITRIP monitors voltage across an external shunt resistor placed in series with the IGBT emitter path. When the sensed voltage exceeds 0.47 V (typ.), the internal comparator triggers a 530 ns noise-filtered shutdown, disabling both gate drivers within ~1 µs. The fault remains latched until VDD is cycled or the ITRIP signal drops below threshold for >100 ns.

Can the NTC pin be used directly with a microcontroller ADC?

Yes-the NTC pin provides direct access to the embedded thermistor referenced to VSS. An external 10 kΩ pull-up resistor to +5 V creates a voltage divider that yields a linearized 0.5–4.5 V output across –40 °C to 125 °C, compatible with standard 12-bit MCU ADCs without signal conditioning.

Is heatsink mounting required, and what is the thermal interface recommendation?

Yes-direct heatsink mounting is mandatory. The module uses a DCB substrate with 1.6 mm pin-to-heatsink clearance. Use thermal interface material (TIM) with ≤0.2 K·in²/W resistance (e.g., 100 µm silicone pad or grease) and apply uniform mounting pressure (20–30 N/cm²) to achieve R_thJC = 2.07 K/W (IGBT) as specified.