Microchip Technology

TC643VUA  

Motor Drivers, Controllers

TC643VUA Description

The TC643VUA is a low-side motor driver IC designed by Microchip Technology, specifically tailored for applications requiring efficient control of brushless DC (BLDC) motors. This integrated circuit operates within a supply voltage range of 2.7V to 5.5V, making it versatile for a variety of power supply configurations. The TC643VUA features a bipolar technology, which ensures robust performance and reliability in demanding environments.

The TC643VUA is housed in an 8MSOP package, which is suitable for surface-mount applications, providing a compact and efficient solution for space-constrained designs. The device is REACH unaffected, ensuring compliance with environmental and regulatory standards. Additionally, the TC643VUA has a moisture sensitivity level (MSL) of 1, which means it is suitable for unlimited exposure to moisture, making it ideal for various industrial and consumer applications.

TC643VUA Features

• Output Configuration: Low Side
• Technology: Bipolar
• Voltage - Supply: 2.7V to 5.5V
• Voltage - Load: 2.7V to 5.5V
• Interface: PWM
• Mounting Type: Surface Mount
• Package: Tube
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected

The TC643VUA offers several unique features that set it apart from similar models. Its low-side output configuration simplifies the circuit design and enhances the efficiency of the motor control. The PWM interface allows for precise control of motor speed and torque, making it suitable for applications requiring dynamic motor performance.

TC643VUA Applications

The TC643VUA is primarily designed for fan motor driver applications, where its ability to control brushless DC motors efficiently is crucial. It is ideal for use in:

• Consumer Electronics: In devices such as computer fans, air purifiers, and other appliances that require precise motor control.
• Industrial Applications: For cooling systems, ventilation units, and other industrial equipment that rely on reliable motor performance.
• Automotive: In HVAC systems, where the TC643VUA can control the speed of fans and blowers effectively.

The TC643VUA's compact 8MSOP package and surface-mount design make it suitable for applications where space is a critical factor. Its robust bipolar technology ensures reliable performance even under challenging conditions, making it a preferred choice for engineers and designers looking for a high-performance motor driver solution.

Conclusion of TC643VUA

The TC643VUA from Microchip Technology is a versatile and reliable motor driver IC designed for controlling brushless DC motors. Its low-side output configuration, PWM interface, and wide operating voltage range make it suitable for a variety of applications, from consumer electronics to industrial systems. The device's compact 8MSOP package and surface-mount design ensure it fits seamlessly into modern, space-constrained designs.

While the TC643VUA is currently marked as obsolete, its technical specifications and performance benefits continue to make it a valuable option for engineers and designers looking for a proven motor driver solution. Its compliance with REACH regulations and moisture sensitivity level of 1 further enhance its suitability for a wide range of applications. For those seeking a reliable and efficient motor driver, the TC643VUA remains a strong contender.

TC643VUA Documents

Download datasheets and manufacturer documentation for TC643VUA

Datasheets :

TC643      

PCN Packaging :

Label and Packing Changes 23/Sep/2015      

HTML Datasheet :

TC643      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH