Introduction

The Infineon Technologies REF_WATERPUMP_SIP Reference Design is a specialized solution for driving brushless DC (BLDC) motors in automotive water pump applications. Designed with integration and efficiency in mind, this reference board showcases Infineon's expertise in compact, high-performance motor control.

Part Description

The REF_WATERPUMP_SIP is a 150W BLDC motor-drive reference board operating at 12V, tailored for automotive water pumps. It incorporates the MOTIX™ TLE9954QSW40-33 MCU System-in-Package, which combines a microcontroller and gate driver, along with OptiMOS™ 7 power MOSFETs. This integration results in a compact, cost-effective, and thermally optimized solution. The board is engineered for low electromagnetic compatibility (EMC) emissions and is ideal for space-constrained environments, making it a robust choice for automotive auxiliary pump systems.

Applications

• Automotive water pumps (main and auxiliary)
• Electric coolant pumps for hybrid and electric vehicles
• BLDC motor control for small pumps and fans
• Circulation pumps in battery thermal management systems
• Compact motor drives in automotive subsystems

Industries

• Automotive
• Electric and hybrid vehicle manufacturing
• Industrial automation (for compact BLDC pump systems)
• Research and development in motor control
• Transportation and mobility solutions

Usage Ideas

1. Smart Electric Coolant Pump Prototype
   Develop a prototype for an intelligent electric coolant pump for hybrid vehicles, utilizing the reference board for efficient BLDC motor control and integrating temperature sensors for adaptive cooling.

2. Battery Thermal Management System
   Design a battery pack cooling system for electric vehicles, using the REF_WATERPUMP_SIP to drive a circulation pump that maintains optimal battery temperature during operation and charging.

3. Automotive Auxiliary Water Pump Test Bench
   Create a test bench for evaluating different BLDC water pump designs in automotive applications, leveraging the reference board to streamline motor control and performance monitoring.

Conclusion

The Infineon Technologies REF_WATERPUMP_SIP Reference Design offers a compact, integrated, and efficient solution for BLDC motor-driven water pumps in automotive applications. With its advanced system-in-package MCU and high-performance MOSFETs, it addresses the demands of modern vehicle systems, providing a reliable foundation for engineers and developers working on next-generation automotive and industrial motor control projects.