A3955SLBTR
- Mfr.Part #
- A3955SLBTR
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 16-PowerSOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MTR DRV BIPLR 4.5-5.5V 16SOIC
- Stock
- 1,145
- In Stock :
- 1,145
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Published :
- 1999
- Analog IC - Other Type :
- STEPPER MOTOR CONTROLLER
- Interface :
- Parallel
- Output Configuration :
- Half Bridge (2)
- Voltage - Supply :
- 4.5V~5.5V
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Dual
- Step Resolution :
- 1, 1/2, 1/4, 1/8
- Power Supplies :
- 5V
- Output Voltage :
- 50V
- Current - Output :
- 1.5A
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Additional Feature :
- ALSO REQUIRES 5V TO 50V VBB SUPPLY
- ECCN Code :
- EAR99
- Operating Supply Voltage :
- 5V
- Number of Terminations :
- 16
- Width :
- 7.5mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- RoHS Status :
- ROHS3 Compliant
- Applications :
- GENERAL PURPOSE
- Package / Case :
- 16-PowerSOIC (0.295, 7.50mm Width)
- Supply Voltage :
- 5V
- Terminal Finish :
- Matte Tin (Sn)
- Voltage - Load :
- 4.5V~50V
- Mount :
- Surface Mount
- Number of Outputs :
- 1
- Terminal Form :
- Gull wing
- Mounting Type :
- Surface Mount
- Motor Type - Stepper :
- Bipolar
- Operating Temperature :
- -20°C~150°C TJ
- JESD-609 Code :
- e3
- Packaging :
- Tape and Reel (TR)
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Height Seated (Max) :
- 2.65mm
- Lead Free :
- Lead Free
- Supply Current-Max (Isup) :
- 50mA
- Reach Compliance Code :
- Unknown
- Qualification Status :
- Not Qualified
- Number of Pins :
- 16
- Base Part Number :
- A3955
- Datasheets
- A3955SLBTR

Motor Drivers, Controllers Allegro MicroSystems A3955SLBTR Overview
The A3955SLBTR from Allegro MicroSystems is a state-of-the-art motor driver specifically designed for powering bipolar stepper motors and other similar applications requiring precision and efficiency. This device operates with a supply voltage range of 4.5 to 5.5 V and is housed in a 16SOIC package, offering a compact solution for embedded systems. The Motor Drivers, Controllers Allegro MicroSystems A3955SLBTR motor driver is equipped with advanced features that ensure reliable and robust control of the motor's speed and direction, making it a prime choice for designers looking for scalable and high-performance motor control solutions.
A3955SLBTR Features
This motor driver is characterized by several key features that enhance its applicability in various demanding applications. These include thermal shutdown and crossover-current protection, which safeguard the device and extend the motor's lifespan. Additionally, the A3955SLBTR includes internal synchronous rectification control circuitry designed to improve power dissipation during PWM operation, thereby increasing efficiency. It also features built-in under-voltage lockout and a wide operating temperature range, making it suitable for industrial environments.
A3955SLBTR Applications
- Automated Machinery: Utilized in the control systems of automated production lines to drive stepper motors, ensuring precise positioning and movement.
- Robotics: Acts as a core component in robotic arms and mobility platforms, where controlled motor movement is crucial for accurate operations.
- Office Automation: Used in office equipment such as printers and scanners to manage paper feed mechanisms and precise scanning movements.
- Medical Devices: Integral in medical diagnostic equipment, aiding in the motor control necessary for complex imaging technologies.
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