Infineon Technologies IM241M6S1JAUMA1

Overview

IM241M6S1JAUMA1 from Infineon Technologies is a CIPOS™ Micro intelligent power module (IPM) integrating six reverse-conducting RCD2 IGBTs, three half-bridge gate drivers, bootstrap circuitry, fault reporting, and an integrated NTC thermistor. It delivers 600 V blocking voltage, supports 3.3 V/5.0 V logic inputs, and provides open-emitter low-side emitter pins for phase current sensing in 3-phase motor drives. Designed for fan and pump inverters in small home appliances.

For engineers reviewing the IM241M6S1JAUMA1 datasheet, IM241M6S1JAUMA1 pinout, IM241M6S1JAUMA1 application, or IM241M6S1JAUMA1 equivalent, key selection criteria include its SOP-29x12 surface-mount package, programmable fault-clear timing via RFE pin, isolated 2000 VRMS rating, dV/dt-optimized switching for EMI control, and accessible low-side emitter terminals for shunt-based current monitoring.

Technical Context

The IM241M6S1JAUMA1 implements a rugged 3-phase inverter topology with integrated high- and low-side gate drivers, each featuring shoot-through prevention and 300 ns minimum deadtime insertion. Its reverse-conducting IGBTs eliminate external freewheeling diodes while enabling compact layout and reduced conduction loss.

Control logic uses Schmitt-trigger inputs compatible with 3.3 V/5.0 V microcontrollers, with internal 800 kΩ pull-downs and input noise filtering (t_FIL,IN ≥ 1 µs). Fault management is centralized on the RFE pin-serving as RC-programmable fault-clear timer, open-drain fault output, and enable/disable control-with under-voltage lockout on both VDD (10.9–11.1 V) and VB (10.9–11.1 V) supplies.

Key Specifications

Pinout & Package

IM241M6S1JAUMA1 is housed in a surface-mount SOP package measuring 29 mm × 12 mm, fully isolated, lead-free, and RoHS compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with FSB50450 and IRSM808-207MH, IM241M6S1JAUMA1 uniquely combines RC-IGBTs for lower conduction loss, programmable fault recovery, and direct-access emitter pins-making it optimal for EMI-critical, thermally managed, and space-constrained BLDC drives.

Availability

IM241M6S1JAUMA1 is available at Aetrix Electronics and suitable for brushless DC fan control, small appliance pump drives, and compact HVAC blower systems requiring stable component supply, industrial-grade qualification, and long-term lifecycle support.

Supply support for IM241M6S1JAUMA1 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 JESD47/20/22 standards.

The CIPOS™ Micro product line targets high-efficiency, space-constrained motor drives in consumer and industrial appliances-emphasizing integration, reliability, and EMI-optimized switching behavior.

FAQ

What is the purpose of the RFE pin on IM241M6S1JAUMA1?

The RFE pin serves three functions: it acts as an enable input (high = active), an open-drain fault output (low = fault), and a programmable fault-clear timer input. When connected to an external RC network, it automatically re-enables the IPM after a user-defined delay following overcurrent or undervoltage events-eliminating the need for MCU intervention in transient fault recovery.

How does the "J" suffix in IM241M6S1JAUMA1 affect performance?

The "J" suffix denotes the slow-speed variant optimized for low electromagnetic interference (EMI). It achieves this through controlled dV/dt slew rates during switching transitions, reducing high-frequency noise generation. This makes it ideal for consumer appliances where EMC compliance (e.g., CISPR 14-1 Class B) is mandatory, though at the expense of slightly higher conduction loss compared to the "B" (fast) version.

Can IM241M6S1JAUMA1 be used without an external bootstrap capacitor?

No. Although the IPM integrates bootstrap circuitry, an external bootstrap capacitor (typically 0.1–0.22 µF X7R ceramic) must be placed between each VBx and VSx pin (e.g., VB(U)–U/VS(U)) to supply the high-side gate drivers. Omitting these capacitors will cause high-side IGBTs to fail to turn on, resulting in incomplete 3-phase output and potential shoot-through risk.

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

NU, NV, and NW are dedicated low-side emitter terminals that provide direct access to the emitter nodes of the respective phase IGBTs. They enable high-accuracy, low-inductance shunt-resistor current sensing-critical for field-oriented control (FOC) and overcurrent protection. Unlike common-source configurations, this open-emitter design avoids shared path impedance, ensuring phase-current measurements remain decoupled and immune to crosstalk.