A3982SLB
- Mfr.Part #
- A3982SLB
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 24-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MTR DRV BIPOLAR 3-5.5V 24SOIC
- Stock
- 2,843
- In Stock :
- 2,843
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Package / Case :
- 24-SOIC (0.295, 7.50mm Width)
- Mount :
- Surface Mount
- Packaging :
- Tube
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Interface :
- Logic
- ECCN Code :
- EAR99
- JESD-609 Code :
- e0
- Number of Outputs :
- 1
- Base Part Number :
- A3982
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Position :
- Dual
- Step Resolution :
- 1, 1/2
- Lead Free :
- Contains Lead
- Terminal Form :
- Gull wing
- Output Configuration :
- Half Bridge (4)
- RoHS Status :
- Non-RoHS Compliant
- Supply Voltage-Min (Vsup) :
- 3V
- Power Supplies :
- 3.3/535V
- Number of Terminations :
- 24
- Width :
- 7.5mm
- Motor Type - Stepper :
- Bipolar
- Height Seated (Max) :
- 2.65mm
- Peak Reflow Temperature (Cel) :
- 240
- Qualification Status :
- Not Qualified
- Voltage - Load :
- 8V~35V
- Voltage - Supply :
- 3V~5.5V
- Applications :
- GENERAL PURPOSE
- Current - Output :
- 2A
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Published :
- 2008
- Operating Temperature :
- -20°C~150°C TJ
- JESD-30 Code :
- R-PDSO-G24
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Analog IC - Other Type :
- STEPPER MOTOR CONTROLLER
- Datasheets
- A3982SLB

Motor Drivers, Controllers Allegro MicroSystems A3982SLB Overview
The Motor Drivers, Controllers Allegro MicroSystems A3982SLB is a high-performance integrated circuit specifically designed for driving bipolar stepper motors. Its robust design enables it to operate at up to 35.5V, making it ideal for a range of industrial applications. This driver is housed in a 24SOIC package, offering a compact solution for space-sensitive applications. The A3982SLB combines durability with functionality, providing an efficient and reliable solution for controlling stepper motors in various demanding environments.
A3982SLB Features
The A3982SLB motor driver by Allegro MicroSystems comes equipped with several key features that enhance its performance and usability. These include thermal shutdown and crossover-current protection, which safeguard the device and the motor from potential damage caused by overcurrent or excessive heat. Additionally, the device boasts mixed decay current control, which provides smoother motor operation and better performance at varying speeds. Its low RDS(on) outputs minimize power dissipation, further enhancing its efficiency.
A3982SLB Applications
- Precision Positioning Systems: Used in applications requiring precise motor control such as 3D printers and CNC machines, the A3982SLB ensures accurate and controlled movement.
- Automated Guided Vehicles (AGVs): Ideal for use in the drive systems of AGVs, providing reliable and efficient motor control necessary for navigation and transport within industrial environments.
- Robotics: Supports complex robotic systems by offering the precise and smooth motor control needed for robotic arms and other movement-based mechanisms.
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