Infineon 1EBN1001AE: Technical Specifications and Application Overview
The Infineon 1EBN1001AE is a highly integrated, high-performance three-phase brushless DC (BLDC) motor driver IC designed to meet the demanding requirements of modern automotive and industrial applications. This system-in-package (SiP) combines a three-phase MOSFET bridge with a fully featured control IC, offering a compact and robust solution for driving motors with high efficiency and reliability.
Technical Specifications
At its core, the 1EBN1001AE is built around a sophisticated smart power driver architecture. Key electrical specifications include:
Output Configuration: Three-phase bridge incorporating six N-channel power MOSFETs.
Output Current: Capable of delivering a continuous output current of up to 30 A, with a peak current handling of up to 50 A, making it suitable for high-torque applications.
Supply Voltage Range: Operates from a wide voltage range of 5.5 V to 28 V, covering standard 12 V and 24 V automotive battery systems.
Control Interface: Features a serial peripheral interface (SPI) for comprehensive communication with a host microcontroller (MCU). This allows for detailed configuration, diagnostics, and real-time control.
Integrated Features: The device includes a wealth of built-in protection and monitoring circuits, such as:
Over-current protection (OCP)
Over-temperature shutdown (OTSD)
Under-voltage lockout (UVLO)
Charge pump for high-side N-MOSFET gate driving
Package: Housed in a PG-VQFN-48-5 package with an exposed cooling pad, ensuring excellent thermal performance for power dissipation.
Application Overview
The 1EBN1001AE is engineered primarily for automotive applications requiring precise and reliable motor control. Its robust design and AEC-Q100 qualification make it ideal for use in harsh environments. Primary applications include:
Electric Power Steering (EPS) Systems: Its high output current and robust protection features are critical for safety-critical steering systems.
Thermal Management: Driving cooling fans and water pumps in engine cooling and battery thermal management systems for electric vehicles (EVs).
Engine and Chassis Applications: Used in various pumps, valves, and actuators throughout the vehicle.
Industrial Automation: Also suitable for industrial BLDC motors in conveyor systems, robotics, and high-power fans where reliability and communication are key.
The integration of the driver stage and control logic significantly reduces the external component count, simplifies PCB layout, and minimizes the overall system footprint. The SPI interface provides unparalleled flexibility, enabling designers to fine-tune motor parameters and access advanced diagnostic information for system health monitoring.
In summary, the Infineon 1EBN1001AE stands out as a highly integrated, SPI-configurable motor driver solution. Its combination of high power output, comprehensive protective features, and automotive-grade reliability makes it a top-tier choice for developers designing next-generation brushless DC motor systems in automotive and industrial fields.
Keywords: BLDC Motor Driver, SPI Interface, Automotive Grade, High Current, System-in-Package (SiP)
