Allegro MicroSystems

A4945GLJTR-T  

Motor Drivers, Controllers

A4945GLJTR-T Description

The A4945GLJTR-T is a highly efficient fan control IC designed for brushless DC (BLDC) motor applications. Manufactured by Allegro MicroSystems, this device is part of the Power Management (PMIC) category and is housed in a surface-mount 8SOIC package. The A4945GLJTR-T is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental standards. It operates within a supply voltage range of 4V to 18V and features a half-bridge output configuration capable of delivering up to 1.8A of current. The device supports multiphase stepper motors and is ideal for fan motor driver applications.

A4945GLJTR-T Features

Technical Specifications

• Output Current: 1.8A
• Output Configuration: Half Bridge (3)
• Supply Voltage Range: 4V to 18V
• Motor Type: Brushless DC (BLDC)
• Interface: Analog
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Package Type: Tape & Reel (TR)
• Mounting Type: Surface Mount

Performance Benefits

• High Efficiency: The A4945GLJTR-T is designed to provide high efficiency in BLDC motor control, ensuring minimal power loss and optimal performance.
• Robust Design: With a moisture sensitivity level of 1 (unlimited), the device is highly reliable and suitable for a wide range of environmental conditions.
• Compliance: The A4945GLJTR-T is REACH unaffected and RoHS3 compliant, making it an environmentally friendly choice for modern electronics applications.

Unique Features

• Half Bridge Configuration: The half-bridge output configuration allows for efficient control of BLDC motors, providing a compact and effective solution for fan control applications.
• Wide Voltage Range: The ability to operate within a 4V to 18V supply voltage range makes the A4945GLJTR-T versatile and suitable for various power supply configurations.
• Analog Interface: The analog interface simplifies integration with existing systems and ensures compatibility with a wide range of control signals.

A4945GLJTR-T Applications

The A4945GLJTR-T is ideally suited for fan motor driver applications, particularly in environments where high efficiency and reliability are critical. Its wide supply voltage range and half-bridge configuration make it suitable for a variety of BLDC motor control applications, including:

• Cooling Systems: Ideal for driving fans in cooling systems, ensuring efficient heat dissipation in electronic devices.
• HVAC Systems: Suitable for controlling fans in heating, ventilation, and air conditioning systems, providing reliable and efficient motor control.
• Industrial Equipment: Applicable in industrial settings where robust and efficient motor control is required.

Conclusion of A4945GLJTR-T

The A4945GLJTR-T from Allegro MicroSystems is a high-performance fan control IC designed for BLDC motor applications. Its half-bridge output configuration, wide supply voltage range, and analog interface make it a versatile and efficient solution for fan motor driver applications. The device's compliance with REACH and RoHS3 standards ensures it meets the highest environmental standards, making it an ideal choice for modern electronics. Whether used in cooling systems, HVAC applications, or industrial equipment, the A4945GLJTR-T provides reliable and efficient motor control, ensuring optimal performance and longevity.

A4945GLJTR-T Documents

Download datasheets and manufacturer documentation for A4945GLJTR-T

EOL :

Product Discontinuance Notification 2024-02-22 (PDF)