Allegro MicroSystems Inc. Motor Drivers, Controllers A3977SED

Bipolar Motor Driver DMOS Logic 44-PLCC (16.59x16.59)

Stepper Motor Controller, 2.5A, NMOS, PQCC44, BATWING, PLASTIC, LCC-44 Product overview: A3977SED from Allegro MicroSystems is a Motor Driver IC for embedded motor control, robotics, automation equipment, haptic feedback, pumps, fans, and industrial motion systems. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Stepper, 2.5A. Search-friendly keywords include motor driver IC, H-bridge, stepper motor, PWM control, motion control, Stepper, 2.5A, Motor Drivers, Controllers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 744-A3977SED can be used for catalog matching and distributor lookup.

Manufacturer: Allegro MicroSystems, LLC
Win Source Part Number: 007685-A3977SED
Packaging: Tube/Rail
Applications: General Purpose
Mounting: SMD (SMT)
Technology: DMOS
Output Current: 2.5A
Voltage - Load: 8 V to 35 V
Motor Type - Stepper: Bipolar
Step Resolution: 1, 1/2, 1/4, 1/8
Family Name: A3977
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -20°C to 150°C (TJ)
Case / Package: 44-PLCC (16.59x16.59)
Purpose: Driver - Fully Integrated, Control and Power Stage
Supply Voltage - Operating: 3 V to 5.5 V
Alternative Parts (Cross-Reference): BD6211HFP-E2; BU64249GWXTR; BD6211HFP-TR; BD6212HFP;
Introduction Date: January 17, 2008
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Limited