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Home > Products > Integrated Circuits (ICs) > Power Management (PMIC) > Gate Drivers

Infineon Technologies TLE9180D31QKXUMA1

Name: TLE9180D31QKXUMA1
Brand: Infineon Technologies
SKU: TLE9180D31QKXUMA1
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: TLE9180D31QKXUMA1

Manufacturer:: Infineon Technologies

Category:: Gate Drivers

Package:: 64-LQFP Exposed Pad

Datasheet:: TLE9180D31QKXUMA1.pdf

Description:: IC GATE DRVR HALF-BRIDGE 64LQFP

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Product details

Overview

TLE9180D31QKXUMA1 from Infineon is a high-voltage 3-phase bridge driver IC for automotive motor control, supporting 12 V/24 V/48 V battery systems and driving six external N-channel MOSFETs with up to 90 V withstand capability on motor pins and -15 V negative transient tolerance. It integrates three current sense amplifiers, SPI-configurable phase voltage feedback, dual disable paths (ENA/SOFF), and functional safety features compliant with AEC-Q100 and PRO-SIL™ up to 28 V safety barrier.

For engineers reviewing the TLE9180D31QKXUMA1 datasheet, TLE9180D31QKXUMA1 pinout, TLE9180D31QKXUMA1 application, or TLE9180D31QKXUMA1 equivalent, key selection considerations include its 5.5–60 V supply range, SPI-based diagnostics and calibration, -15 V to 90 V motor pin robustness, functional redundant disable, and integrated window watchdog for microcontroller supervision in ASIL-B–capable systems.

Technical Context

The TLE9180D31QKXUMA1 implements a floating high-side driver architecture with shoot-through protection and programmable dead time, enabling direct control of low-R_DS(on) N-channel MOSFETs in inverter topologies. Its SPI interface supports CRC-protected register access for configuration, real-time monitoring, and failure behavior tuning-including limphome mode activation and diagnostic coverage adjustment.

It features three independent shunt signal conditioning (SSC) channels with SPI-adjustable gain and zero-offset calibration, robust phase voltage feedback with programmable thresholds, and dual-supervision paths for Vs, VDHP, VCC, and charge pump voltages-each with configurable over/under-voltage detection and filter times.

Key Specifications

Parameter	Value and Actual Design Meaning
Supply Voltage Range	5.5 V to 60 V - supports single/mixed automotive battery systems (12 V/24 V/48 V) without external regulation.
Motor Pin Voltage Range	-15 V to +90 V - enables operation under harsh load-dump and reverse-battery transients without external clamping.
Logic Supply Compatibility	3 V to 5.5 V - interoperable with 3.3 V µCs and TTL-level controllers without level-shifting.
Current Sense Amplifiers	3 × integrated SSC channels - provide calibrated, offset-adjustable outputs compatible with 5 V ADCs and tolerant to -10 V input transients.
SPI Interface	CRC-protected address/data transmission - ensures data integrity for configuration, diagnostics, and safety-critical register reads/writes.
Safety Certification	AEC-Q100 qualified; PRO-SIL™ certified with Safety Manual and Safety Analysis Summary Report available for V_VS, V_VDHP, V_VDHx ≤ 28 V.
Thermal Package	LQFP-64 with exposed pad - delivers low thermal resistance for sustained high-current motor drive operation.

Pinout & Package

The TLE9180D31QKXUMA1 is housed in a thermally enhanced LQFP-64 package with exposed pad for efficient heat dissipation in high-power motor drive applications.

Pin/Terminal	Circuit Role	Design Meaning
V_S	Main supply input	Connects to battery rail (5.5–60 V); monitored for undervoltage/overvoltage with SPI-configurable thresholds.
V_DHP	High-side driver supply	Supplies floating high-side gate drivers; monitored for UV/OV with dedicated supervision path.
SOFF	Fast disable input	Functional-independent hardware shutdown path; triggers immediate output disable regardless of SPI state.
ENA	Enable input	Redundant disable path; used with SOFF for fail-safe redundancy per ISO 26262 requirements.
INH	Low-power inhibit	Activates quiescent current reduction mode (<100 µA) during system standby or sleep states.
SHx / SLx	High-/low-side gate outputs	Floating outputs driving external N-MOSFET gates; support 0–100% duty cycle with shoot-through protection.
CSA/B/C	Current sense amplifier outputs	Analog outputs for shunt-based phase current measurement; gain and offset adjustable via SPI.
PFx	Phase feedback inputs	Monitor phase voltage with SPI-programmable overvoltage/undervoltage thresholds for fault detection.

Key Features

Feature	Design Value
Functional Redundant Disable	Dual independent hardware disable paths (SOFF + ENA) meet ASIL-B fault tolerance requirements for critical motor stop commands.
SPI-Configurable Limp-Home Mode	Customizable diagnostic response on failure - e.g., forced safe-state outputs, reduced PWM frequency, or open-phase reporting via SPI.
Calibratable Shunt Sensing	Zero-offset calibration and gain programming per channel enable accurate current measurement across temperature and production variance.
Passive FET Clamping Support	Internal circuitry allows external passive clamping diodes to be used with minimal layout impact while maintaining -15 V transient immunity.
Integrated Window Watchdog	Monitors µC health independently; triggers safe output state if watchdog refresh is missed, decoupled from SPI communication status.

Applications

Electric Power Steering (EPS)

Electric Brake Booster (EBB)

Use Scenario: High-reliability 3-phase BLDC motor control in steering assist systems subject to vibration, temperature cycling, and EMI.

IC Role / Device Role / Timing Role: Gate driver managing six external MOSFETs in H-bridge inverter; provides phase current sensing, fault reporting, and safe torque interruption.

Use Value: -15 V to 90 V pin robustness eliminates need for external TVS on motor phases; SPI-configurable diagnostics reduce software validation effort for ASIL-C decomposition.

Use Scenario: Compact, high-torque actuator for vacuum-free brake assist in BEV platforms with 48 V auxiliary systems.

IC Role / Device Role / Timing Role: High-side/lower-side driver with integrated current sensing and fast disable for emergency brake engagement within <10 ms.

Use Value: Dual SOFF/ENA disable paths ensure deterministic shutdown even during µC lockup; LQFP-64 exposed pad sustains >8 A RMS phase current at 105 °C ambient.

Onboard Charger (OBC) PFC Stage

48 V Mild Hybrid Starter-Generator

Use Scenario: Bidirectional 3-phase inverter controlling PFC boost stage and DC-link inversion in multi-mode OBCs.

IC Role / Device Role / Timing Role: Bridge driver with programmable dead time and phase voltage feedback for ZVS/ZCS optimization and overvoltage clamping.

Use Value: Phase voltage feedback thresholds configurable via SPI allow dynamic adaptation to varying AC line conditions and DC-link ripple profiles.

Use Scenario: Integrated starter-generator (ISG) in 48 V mild hybrid architectures requiring high efficiency and rapid torque response.

IC Role / Device Role / Timing Role: Motor gate driver with integrated current sensing and limp-home functionality for degraded-mode operation during partial failure.

Use Value: SPI-accessible diagnostic registers enable real-time health monitoring and predictive maintenance; green RoHS-compliant packaging meets automotive environmental mandates.

Equivalent & Alternatives

The following parts are listed as comparable options for similar 3-phase high-voltage gate driver applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STGD18N40LZ	Discrete N-channel MOSFET (not a driver IC); lacks integrated current sensing, SPI, or diagnostics.	Requires external gate driver, shunt amplifiers, and supervision logic - increases BOM count and PCB area.	Select only when full system integration is handled externally and cost-per-component is prioritized over design-in time.
DRV8305-Q1	3-phase gate driver with integrated FETs (35 V max); no -15 V negative transient rating or 90 V absolute max on motor pins.	Limited to 12 V/24 V systems; unsuitable for 48 V load-dump or reverse-battery scenarios without additional protection.	Prefer for lower-voltage, space-constrained applications where integrated FETs reduce layout complexity but safety margin is less critical.

Compared with STGD18N40LZ and DRV8305-Q1, the TLE9180D31QKXUMA1 uniquely combines 90 V motor pin ruggedness, SPI-configurable safety features, and triple current sensing in a single AEC-Q100–qualified package - reducing system-level validation burden for ASIL-B designs in 48 V automotive domains.

Availability

TLE9180D31QKXUMA1 is available at Aetrix Electronics and suitable for electric power steering (EPS), onboard chargers (OBC), 48 V mild hybrid starter-generators, and electric brake booster (EBB) systems requiring stable component supply, long-term automotive lifecycle support, and traceable sourcing.

Supply support for TLE9180D31QKXUMA1 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 leadership in high-voltage gate drivers and functional safety solutions.

The TLE9180D31QKXUMA1 belongs to Infineon's TLE9180 family of high-voltage 3-phase bridge drivers designed specifically for ASIL-B–compliant automotive motor control applications including EPS, EBB, and 48 V hybrid systems.

FAQ

What is the maximum allowable voltage on the SHx pins?

The SHx (high-side driver output) pins are rated for -15 V to +90 V per absolute maximum ratings in the official Infineon datasheet Rev. 1.31. This rating applies under transient conditions including load dump and reverse battery, and is validated per AEC-Q100 stress testing protocols. No external clamping is required for compliance within this range.

Does the TLE9180D31QKXUMA1 support 100% duty cycle operation?

Yes - the device supports 0–100% duty cycle operation without restriction, enabled by its floating high-side driver architecture and integrated charge pump. This allows continuous conduction mode (CCM) operation in motor phases and eliminates need for external bootstrap capacitors or duty-cycle limiting logic.

How is current sensing calibrated on this device?

Calibration is performed via SPI commands that adjust zero-current offset and gain for each of the three integrated current sense amplifiers. The device supports auto-calibration routines triggered by dedicated register writes, and offset values can be stored in nonvolatile configuration memory for power-on consistency.

Is the exposed pad on the LQFP-64 package electrically connected?

Yes - the exposed pad is internally connected to GND and must be soldered to a thermal pad on the PCB for optimal thermal performance and electrical stability. Infineon's recommended footprint includes ≥70% solder coverage and connection to internal ground planes via multiple thermal vias.

TLE9180D31QKXUMA1 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: -

Package/Case:: 64-LQFP Exposed Pad

Packaging:: Tape & Reel (TR)

Product Status:: Active

Programmable:: Not Verified

Driven Configuration:: Half-Bridge

Channel Type:: 3-Phase

Number of Drivers:: 6

Gate Type:: N-Channel MOSFET

Voltage - Supply:: 5.5V ~ 60V

Logic Voltage - VIL, VIH:: -

Current - Peak Output (Source, Sink):: 1A, 1A

Input Type:: Non-Inverting

High Side Voltage - Max (Bootstrap):: -

Rise / Fall Time (Typ):: -

Operating Temperature:: -40°C ~ 150°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q100

Mounting Type:: Surface Mount

Supplier Device Package:: PG-LQFP-64-27

TLE9180D31QKXUMA1 FAQ

1.How can I place an order for TLE9180D31QKXUMA1 through Aetrix?

Please submit a Request for Quotation (RFQ) for TLE9180D31QKXUMA1 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 TLE9180D31QKXUMA1 reliable?

The price and inventory of TLE9180D31QKXUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE9180D31QKXUMA1 is usually 5 days.

3.What payment methods are accepted for TLE9180D31QKXUMA1?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE9180D31QKXUMA1 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for TLE9180D31QKXUMA1?

TLE9180D31QKXUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your TLE9180D31QKXUMA1 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 TLE9180D31QKXUMA1?

For technical support, including TLE9180D31QKXUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE9180D31QKXUMA1 requirements.

6.How does Aetrix verify that TLE9180D31QKXUMA1 is sourced from the original manufacturer or authorized distributors?

All TLE9180D31QKXUMA1 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 TLE9180D31QKXUMA1 meets industry standards.

7.What is the process for return or replacement of TLE9180D31QKXUMA1?

All TLE9180D31QKXUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE9180D31QKXUMA1, 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 TLE9180D31QKXUMA1 part is unused and in its original packaging.

Return procedure for TLE9180D31QKXUMA1:

1.Submit a request within 90 days.

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

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