Infineon Technologies IKCM20L60GBXKMA1

Overview

IKCM20L60GBXKMA1 from Infineon is a 3-phase intelligent power module (IPM) integrating six TRENCHSTOP™ IGBTs, anti-parallel diodes, and a SOI-based gate driver in a single DIP-24 package. It delivers 600 V blocking voltage, 20 A continuous output current, and integrated overcurrent protection via ITRIP pin with 0.47 V threshold. Used in variable-speed motor drives for refrigerators, washing machines, and air-conditioners.

For engineers reviewing the IKCM20L60GBXKMA1 datasheet, IKCM20L60GBXKMA1 pinout, IKCM20L60GBXKMA1 application, or IKCM20L60GBXKMA1 equivalent, key selection criteria include bootstrap-enabled high-side drive, open-emitter low-side outputs for phase current sensing, fault output (VFO), and -50 V transient robustness on VS pins under noisy motor drive conditions.

Technical Context

This CIPOS™ module implements three half-bridge legs with isolated high-side gate drivers powered by internal bootstrap circuitry. Each leg features shoot-through prevention logic and 380 ns minimum deadtime insertion to ensure safe switching of U/V/W phase outputs.

The control section operates from a 14.5–18.5 V VDD supply with UVLO thresholds at 12.1 V (rising) and 10.4 V (falling); high-side floating supplies (VB/VS) support 13.5–18.5 V with identical UVLO behavior and withstand -50 V transient offset on VS pins relative to VSS.

Key Specifications

Pinout & Package

Dual In-Line Package (DIP-24), 39.5 mm × 23.5 mm × 5.5 mm, with creepage/clearance optimized for 2000 V RMS isolation and 1.6 mm pin-to-heatsink clearance.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 3-phase IPM applications.

Compared with FGB3040G2 and FSB50450, IKCM20L60GBXKMA1 uniquely combines 600 V rating, open-emitter sensing, integrated bootstrap, and hardware fault shutdown in one DIP-24 module-enabling faster time-to-market for Class H insulation-compliant appliance inverters.

Availability

IKCM20L60GBXKMA1 is available at Aetrix Electronics and suitable for refrigerator compressor drives, washing machine motor controls, and air-conditioner fan inverters requiring stable component supply, long-term lifecycle support, and RoHS-compliant manufacturing.

Supply support for IKCM20L60GBXKMA1 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 electronics, automotive microcontrollers, and security solutions, with global manufacturing and R&D centers.

The CIPOS™ family targets cost-optimized, high-reliability 3-phase motor drives for white goods and HVAC systems, integrating power switches, gate drivers, and protection logic into thermally and electrically optimized packages.

FAQ

What is the maximum allowable DC bus voltage for IKCM20L60GBXKMA1?

The absolute maximum DC link voltage between P and N is 500 V for surge conditions and 450 V for continuous operation. The recommended operating range is 0–400 V to ensure long-term reliability and thermal margin under full load. Exceeding 450 V continuously risks accelerated degradation of internal IGBTs and gate oxide layers.

How does the ITRIP function interface with external current sensing?

ITRIP accepts a voltage signal referenced to VSS, typically derived from a shunt resistor placed between NU/NV/NW and VSS. With a fixed 0.47 V threshold, a 5 mΩ shunt yields 9.4 A trip point; scaling is linear. The internal noise filter (tITRIPMIN = 530 ns) rejects EMI-induced spikes, ensuring only sustained overcurrent events trigger shutdown.

Can IKCM20L60GBXKMA1 operate without external bootstrap capacitors?

No - although the module integrates bootstrap functionality, external ceramic capacitors (typically 0.1 µF X7R) must be connected between each VB/VS pair (e.g., VB(U)–VS(U)) to sustain high-side gate drive during PWM. Missing or undersized capacitors cause high-side misfiring, increased switching losses, and potential device failure.

Is VFO an open-drain or push-pull output?

VFO is an open-drain output requiring an external pull-up resistor (typically 10 kΩ to VDD). It asserts low during UVLO on VDD or ITRIP activation and remains latched until power cycle or reset via VDD re-ramp. No internal pull-up exists, so omission of the external resistor renders fault reporting nonfunctional.