Microchip Technology

TC654EUN  

Motor Drivers, Controllers

TC654EUN Description

The TC654EUN from Microchip Technology is a highly efficient Brushless DC (BLDC) motor driver designed for precision fan control applications. Operating within a 3V to 5.5V supply range, this surface-mount IC integrates an I2C interface for seamless communication with microcontrollers, enabling programmable speed control and monitoring. Packaged in a 10MSOP tube, the TC654EUN is RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory adherence. Its Moisture Sensitivity Level (MSL) 1 rating guarantees reliability in diverse operating conditions, making it suitable for industrial and consumer electronics.

TC654EUN Features

• Wide Voltage Range: Supports 3V–5.5V, ideal for low-power and battery-operated systems.
• I2C Interface: Enables precise digital control and real-time feedback for fan speed regulation.
• Compact Form Factor: 10MSOP package saves board space in high-density designs.
• Robust Compliance: Meets ROHS3 and REACH standards, ensuring global usability.
• High Reliability: MSL 1 rating allows unlimited floor life prior to reflow.
• Fan-Specific Optimization: Tailored for BLDC motors, offering efficient PWM-based control with minimal external components.

TC654EUN Applications

The TC654EUN excels in scenarios demanding quiet, energy-efficient cooling solutions:

• Server/Data Center Cooling: Precision fan control for thermal management in rack-mounted equipment.
• Consumer Electronics: Silent operation in PCs, gaming consoles, and AV systems.
• Industrial Automation: Reliable cooling for motor drives, PLCs, and power supplies.
• Embedded Systems: Low-power operation in IoT devices and portable electronics.

Conclusion of TC654EUN

The TC654EUN stands out as a versatile, high-performance BLDC motor driver, combining digital programmability, compact design, and broad compliance for modern thermal management challenges. Its I2C interface and wide voltage range make it superior to analog-only alternatives, while its fan-optimized architecture reduces design complexity. Whether for enterprise servers or compact consumer devices, the TC654EUN delivers efficiency, reliability, and scalability, solidifying its position as a top choice for engineers.

TC654EUN Documents

Download datasheets and manufacturer documentation for TC654EUN

Datasheets :

TC654, 655      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

HTML Datasheet :

TC654, 655      

PCN Design/Specification :

TC65 update 14/Aug/2014      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH