A3959SLB
- Mfr.Part #
- A3959SLB
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 24-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MOTOR DRIVER 4.5V-5.5V 24SOIC
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Applications :
- GENERAL PURPOSE
- Base Part Number :
- A3959
- JESD-30 Code :
- R-PDSO-G24
- ECCN Code :
- EAR99
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Voltage - Supply :
- 4.5V~5.5V
- Peak Reflow Temperature (Cel) :
- 245
- Interface :
- Parallel
- Number of Terminations :
- 24
- Analog IC - Other Type :
- STEPPER MOTOR CONTROLLER
- Width :
- 7.5mm
- Height Seated (Max) :
- 2.65mm
- Published :
- 2003
- Motor Type - AC, DC :
- Brushed DC
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Voltage :
- 5V
- Terminal Position :
- Dual
- Power Supplies :
- 5V
- Operating Supply Voltage :
- 5V
- JESD-609 Code :
- e0
- Mount :
- Surface Mount
- Lead Free :
- Contains Lead
- Qualification Status :
- Not Qualified
- Packaging :
- Tube
- Reach Compliance Code :
- Unknown
- Terminal Form :
- Gull wing
- RoHS Status :
- Non-RoHS Compliant
- Mounting Type :
- Surface Mount
- Operating Temperature :
- -20°C~150°C TJ
- Voltage - Load :
- 9.5V~50V
- Package / Case :
- 24-SOIC (0.295, 7.50mm Width)
- Number of Outputs :
- 1
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Output Configuration :
- Half Bridge (2)
- Current - Output :
- 3A
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Datasheets
- A3959SLB

Motor Drivers, Controllers Allegro MicroSystems A3959SLB Overview
The Motor Drivers, Controllers Allegro MicroSystems A3959SLB is a sophisticated motor driver designed to efficiently control bipolar stepper motors and DC motors. This driver IC operates between 4.5V and 5.5V, housed in a compact 24SOIC package, ensuring a minimal footprint while delivering high performance. The A3959SLB is engineered for precision and durability, making it an ideal choice for developers requiring robust solutions in motor control applications. Its integration capabilities simplify design and enhance system reliability, appealing to businesses seeking to streamline operations and reduce costs through bulk purchasing.
A3959SLB Features
This IC motor driver features a range of technical enhancements that improve performance and ease of use in various applications. Key features include thermal shutdown protection, crossover-current protection, and under-voltage lockout, all of which ensure safe operation under a variety of conditions. Additionally, the A3959SLB offers PWM current control, which allows for fine-tuning motor speed and torque with precision, contributing to energy efficiency and extended motor life.
A3959SLB Applications
- Automated Guided Vehicles (AGVs): Utilizes the A3959SLB for precise speed and directional control, enabling smooth navigation through complex industrial environments.
- 3D Printers: Employs PWM current control for fine movement accuracy, essential for detailed and precise 3D model creation.
- Office Automation Machines: Relies on the A3959SLB to drive the motor components of printers and scanners, ensuring reliable and quiet operation.
- Robotics: Uses the thermal and crossover-current protections to manage motor operations safely, which is crucial for the longevity and reliability of robotic systems.
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