A3977KEDTR-T
- Mfr.Part #
- A3977KEDTR-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 44-LCC (J-Lead)
- Datasheet
- Download
- Description
- IC MTR DRVR BIPOLR 3-5.5V 44PLCC
- Stock
- 4,331
- In Stock :
- 4,331
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Max Operating Temperature :
- 125°C
- Voltage - Load :
- 8V~35V
- Max Supply Voltage :
- 5.5V
- Interface :
- Logic
- Voltage - Supply :
- 3V~5.5V
- Number of Outputs :
- 1
- Packaging :
- Tape and Reel (TR)
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Applications :
- GENERAL PURPOSE
- Radiation Hardening :
- No
- Number of Pins :
- 44
- RoHS Status :
- ROHS3 Compliant
- Supplier Device Package :
- 44-PLCC (16.59x16.59)
- Operating Temperature :
- -40°C~150°C TJ
- Current - Output :
- 2.5A
- Min Operating Temperature :
- -40°C
- Package / Case :
- 44-LCC (J-Lead)
- Mounting Type :
- Surface Mount
- Output Configuration :
- Half Bridge (4)
- Mount :
- Surface Mount
- Operating Supply Voltage :
- 5V
- Motor Type - Stepper :
- Bipolar
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Min Supply Voltage :
- 3V
- Step Resolution :
- 1, 1/2, 1/4, 1/8
- Base Part Number :
- A3977
- Lead Free :
- Lead Free
- Published :
- 2003
- Datasheets
- A3977KEDTR-T
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Motor Drivers, Controllers Allegro MicroSystems A3977KEDTR-T Overview
The Motor Drivers, Controllers Allegro MicroSystems A3977KEDTR-T is a sophisticated motor driver IC engineered for precision and efficiency in driving bipolar stepper motors. Designed by Allegro MicroSystems, a leader in advanced semiconductor solutions, this device supports up to 35.5V of motor supply voltage and is encapsulated in a 44-lead PLCC package, offering robust performance for high-demand applications. The A3977KEDTR-T is optimized for seamless integration into various industrial systems, featuring a full suite of internal functionalities designed to enhance operation and safety, including thermal shutdown and crossover-current protection.
A3977KEDTR-T Features
The A3977KEDTR-T motor driver IC boasts an array of features designed to optimize performance and reliability in challenging environments:
- High voltage operation up to 35.5 volts, accommodating a range of motor specifications.
- Integrated fixed off-time PWM current control that minimizes power consumption and heat generation.
- Thermal shutdown and under-voltage lockout features ensure the device operates within safe temperature and voltage thresholds.
- Protection against crossover current, which enhances the lifespan and reliability of both the motor and driver.
- Compact 44-lead PLCC package allows for dense PCB layouts, essential in modern, space-constrained applications.
A3977KEDTR-T Applications
- Automated Assembly Equipment: Utilizes precise stepper motor control for accurate positioning and movement essential in automated manufacturing processes.
- 3D Printing: Drives stepper motors with high precision and reliability, crucial for the detailed fabrication capabilities required in 3D printing.
- Medical Automation: Applied in medical devices that demand high reliability and precise motor control for critical patient care applications.
- Office Automation: Powers devices such as high-speed printers and scanning equipment, ensuring smooth and accurate operation.
- Robotics: Integral for robotic systems where precise motion control is crucial, enhancing performance in both industrial and research applications.
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