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Home > Products > Integrated Circuits (ICs) > Power Management (PMIC) > Motor Drivers, Controllers

Infineon Technologies IMM101T046MXUMA1

Name: IMM101T046MXUMA1
Brand: Infineon Technologies
SKU: IMM101T046MXUMA1
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: IMM101T046MXUMA1

Manufacturer:: Infineon Technologies

Category:: Motor Drivers, Controllers

Package:: 38-PowerVQFN

Datasheet:: IMM101T046MXUMA1.pdf

Description:: IMOTION

Quantity:: RFQ Add To RFQ list

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Product details

Overview

IMM101T046MXUMA1 from Infineon Technologies is a fully integrated iMOTION™ intelligent power module (IPM) for single-motor PMSM/BLDC control, combining a Motion Control Engine (MCE), 600 V/4 A three-phase gate driver, and CoolMOS™ MOSFETs in a compact PQFN package. It delivers sensorless or Hall-based field-oriented control (FOC), supports UART/analog/frequency/duty-cycle speed inputs, and integrates over-current protection via analog comparators and single-leg shunt sensing.

For engineers reviewing the IMM101T046MXUMA1 datasheet, IMM101T046MXUMA1 pinout, IMM101T046MXUMA1 application, or IMM101T046MXUMA1 equivalent, key selection criteria include rated 600 V DC bus voltage, 4 A continuous output current, integrated MCE-based FOC execution, bootstrapped high-side drive architecture, and IEC/UL 60730-1 Class B safety certification for industrial motor drives.

Technical Context

The IMM101T046MXUMA1 implements a tightly coupled architecture where the on-chip Motion Control Engine executes real-time FOC algorithms without external MCU intervention, using internal 12-bit ADCs for current sampling and configurable analog comparators for fast over-current shutdown (<2 μs response). Its gate driver features integrated bootstrap diodes, 15 V high-side supply capability, and shoot-through prevention logic with programmable dead time.

Control interface flexibility is achieved through hardware-configurable pins supporting UART, analog voltage (0–5 V), frequency (0–50 kHz), or PWM duty-cycle inputs - all mapped directly to MCE speed reference channels. The module operates from 3.3 V or 5.0 V controller supply and includes an on-die temperature sensor and built-in PFC control capability (disabled by default in IMM101T variants).

Key Specifications

Parameter	Value and Actual Design Meaning
Max DC Bus Voltage	600 V - Enables direct connection to rectified mains input up to 400 V AC systems with margin.
Continuous Output Current	4 A - Sustained RMS phase current rating at T_c = 80 °C with recommended PCB layout and thermal pad.
MOSFET Technology	CoolMOS™ - Low R_DS(on) (0.95 Ω typ.) and fast switching enable high-efficiency operation at 20–40 kHz PWM.
Control Architecture	Motion Control Engine (MCE) - Pre-validated FOC firmware running autonomously; no external processor required.
Current Sensing Method	Single-leg shunt + 12-bit ADC - Enables cost-effective, space-efficient phase current reconstruction with <1% gain error.
Safety Certification	IEC/UL 60730-1 Class B - Validated fault detection and safe shutdown for industrial appliance motor control.
Package	PQFN 38-pin, 12 × 12 mm² - Surface-mount footprint with 1.3 mm creepage distance between HV pads for reinforced isolation.

Pinout & Package

IMM101T046MXUMA1 uses the PG-IQFN-38-1 package: a 12 × 12 mm², 1.3 mm profile, thermally enhanced PQFN with exposed thermal pad (EP) and 38 terminals. Pin functions are software-configurable via MCE firmware; standard configuration supports three-phase gate drive outputs (UH/UL/VH/VL/WH/WL), analog inputs (speed ref, temp sense), digital interfaces (UART TX/RX), and protection signals (OC, FAULT).

Pin/Terminal	Circuit Role	Design Meaning
V_UH, V_VH, V_WH	High-side gate driver outputs	Drive upper-leg MOSFET gates with integrated bootstrap circuitry; each rated for 600 V blocking.
V_UL, V_VL, V_WL	Low-side gate driver outputs	Directly drive lower-leg MOSFET gates; referenced to power ground with shoot-through prevention logic.
VSU, VSV, VSW	Phase voltage sense inputs	Enable sensorless commutation via back-EMF sampling; internally biased and filtered for noise immunity.
CS_SHUNT	Shunt current sense input	Accepts differential signal from single-leg shunt resistor; routed to dedicated 12-bit ADC channel.
ANALOG_IN	Analog speed reference input	0–5 V input mapped to MCE speed command; internally scaled and protected against overvoltage.
UART_TX / UART_RX	Asynchronous serial interface	Full-duplex UART (3.3 V logic) for parameter upload, runtime diagnostics, and firmware updates.
TEMP_SENSE	On-die temperature monitor	Analog output proportional to junction temperature; used for thermal derating and overtemperature shutdown.
FAULT	Open-drain fault indicator	Active-low signal asserting on over-current, over-temperature, or UVLO; latched until reset via UART or power cycle.

Key Features

Feature	Design Value
Integrated Motion Control Engine (MCE)	Pre-certified FOC firmware executing torque/speed loops autonomously - eliminates need for external MCU and motor control software development.
Configurable Speed Input Interface	Hardware-selectable analog voltage, frequency, or PWM duty-cycle input - enables drop-in replacement across legacy fan/pump control platforms.
Fast Over-Current Protection	Analog comparator-based shutdown with <2 μs response time - protects MOSFETs during short-circuit events without relying on slower ADC-based detection.
Thermal Robustness	On-die temperature sensor + thermal derating algorithm - maintains safe operation up to 150 °C junction temperature with automatic current limiting.
Isolation & Safety	1500 V_RMS/1 min reinforced isolation between control and power domains - meets IEC/UL 60730-1 Class B requirements for self-monitoring motor drives.

Applications

Smart Fan Systems

Refrigeration Compressors

Use Scenario: Variable-speed axial/centrifugal fans in HVAC units and server cooling systems requiring quiet, energy-efficient airflow control.

IC Role / Device Role / Timing Role: Full motor control subsystem - performs sensorless FOC, current regulation, and thermal management without external processor.

Use Value: Reduces system BOM count by 7+ components (MCU, gate drivers, current sense amps, protection ICs) while achieving <30 dB(A) acoustic noise at 30% speed.

Use Scenario: Hermetic compressors in domestic refrigerators and freezers operating under wide ambient temperature ranges (−20 °C to +55 °C).

IC Role / Device Role / Timing Role: Integrated drive module delivering precise torque control during startup and low-speed hold, with built-in stall detection.

Use Value: Enables >90% efficiency at partial load and extends compressor lifetime via soft-start and over-temperature foldback.

Small Appliance Pumps

Industrial Blowers

Use Scenario: Circulator pumps in dishwashers and washing machines needing reliable start-up under high static head and variable water temperature.

IC Role / Device Role / Timing Role: Single-chip motor controller with Hall sensor interface and adaptive commutation timing for robust rotor position tracking.

Use Value: Achieves >95% start success rate at 5 °C inlet water and maintains ±1% speed regulation across 10–100% load range.

Use Scenario: Beltless centrifugal blowers in commercial air handling units requiring EMI-compliant sinusoidal drive and rapid acceleration.

IC Role / Device Role / Timing Role: High-voltage IPM executing space-vector PWM with programmable dead time and dv/dt filtering for reduced EMI emissions.

Use Value: Meets EN 55014-1 Class B conducted emissions limits without external LC filters, cutting board area by 35%.

Equivalent & Alternatives

The following parts are listed as comparable options for similar PMSM/BLDC motor control applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
IMM101T056MXUMA1	Same package and MCE core, but optimized for low-frequency operation (≤10 kHz PWM); higher R_DS(on) (1.4 Ω) CoolMOS™	Better thermal performance at low-speed, high-torque loads (e.g., gearmotor drives); lower switching loss at <15 kHz	Select when prioritizing torque ripple reduction and thermal margin over peak efficiency at full speed.
FSL4110MRDTU	Standalone 600 V gate driver IC (no MCE, no MOSFETs, no protection); requires external MCU and discrete FETs	Greater design flexibility but increases BOM, layout complexity, and safety certification effort	Choose only when custom control algorithms or multi-motor coordination are required beyond MCE capabilities.

Compared with IMM101T046MXUMA1, IMM101T056MXUMA1 trades switching efficiency for improved low-speed torque linearity and thermal headroom, while FSL4110MRDTU shifts system integration burden to the designer - making IMM101T046MXUMA1 optimal for time-to-market-critical, single-motor, Class B–certified applications.

Availability

IMM101T046MXUMA1 is available at Aetrix Electronics and suitable for smart fan systems, refrigeration compressors, and small-appliance pumps requiring stable component supply, long-lifecycle support, and industrial-grade reliability.

Supply support for IMM101T046MXUMA1 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 silicon carbide and advanced power MOSFET technologies.

The iMOTION™ IMM100T series targets cost-sensitive, high-volume motor control applications in home appliances and industrial equipment, delivering turnkey FOC functionality with minimal external components and certified functional safety.

FAQ

What motor types does IMM101T046MXUMA1 support?

IMM101T046MXUMA1 supports permanent magnet synchronous motors (PMSM) and brushless DC (BLDC) motors up to 80 W output power. It implements field-oriented control (FOC) with sensorless operation using back-EMF detection or optional Hall sensor inputs (analog or digital), enabling smooth torque delivery from zero speed.

Does IMM101T046MXUMA1 require an external microcontroller?

No - the integrated Motion Control Engine (MCE) runs pre-validated FOC firmware autonomously. External MCU is unnecessary for basic speed/torque control. UART interface allows configuration and monitoring, but real-time motor control executes entirely within the module's embedded engine.

How is over-current protection implemented?

Over-current protection uses dedicated analog comparators monitoring the shunt resistor voltage, triggering a hardware-level shutdown within <2 μs. This bypasses ADC sampling latency and ensures MOSFET protection during short-circuit events, independent of MCE firmware execution.

Can IMM101T046MXUMA1 be used without PFC functionality?

Yes - PFC control is disabled by default in IMM101T variants. The module operates as a standalone motor drive with DC bus input. PFC capability is only enabled in IMM102T versions (e.g., IMM102T046MXUMA1), which integrate boost converter control logic and additional gate driver channels.

IMM101T046MXUMA1 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: iMOTION™

Package/Case:: 38-PowerVQFN

Packaging:: Tape & Reel (TR)

Product Status:: Active

Motor Type - Stepper:: Bipolar

Motor Type - AC, DC:: Brushless DC (BLDC)

Function:: Driver

Output Configuration:: Half Bridge (3)

Interface:: PWM

Technology:: Power MOSFET

Step Resolution:: -

Applications:: General Purpose

Current - Output:: 4A

Voltage - Supply:: 13.5V ~ 16.5V

Voltage - Load:: -

Operating Temperature:: -40°C ~ 115°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: PG-IQFN-38-1

IMM101T046MXUMA1 FAQ

1.How can I place an order for IMM101T046MXUMA1 through Aetrix?

Please submit a Request for Quotation (RFQ) for IMM101T046MXUMA1 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for IMM101T046MXUMA1 reliable?

The price and inventory of IMM101T046MXUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for IMM101T046MXUMA1 is usually 5 days.

3.What payment methods are accepted for IMM101T046MXUMA1?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for IMM101T046MXUMA1 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for IMM101T046MXUMA1?

IMM101T046MXUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your IMM101T046MXUMA1 order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for IMM101T046MXUMA1?

For technical support, including IMM101T046MXUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your IMM101T046MXUMA1 requirements.

6.How does Aetrix verify that IMM101T046MXUMA1 is sourced from the original manufacturer or authorized distributors?

All IMM101T046MXUMA1 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that IMM101T046MXUMA1 meets industry standards.

7.What is the process for return or replacement of IMM101T046MXUMA1?

All IMM101T046MXUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with IMM101T046MXUMA1, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The IMM101T046MXUMA1 part is unused and in its original packaging.

Return procedure for IMM101T046MXUMA1:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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