A3931KJPTR-T
- Mfr.Part #
- A3931KJPTR-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 48-LQFP Exposed Pad
- Datasheet
- Download
- Description
- IC MOTOR DRIVER 5.5V-50V 48LQFP
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Power Supplies :
- 7/45V
- Terminal Position :
- QUAD
- Number of Terminations :
- 48
- Packaging :
- Tape and Reel (TR)
- Applications :
- Automotive
- Interface :
- Parallel
- Factory Lead Time :
- 8 Weeks
- Supply Current-Max (Isup) :
- 14mA
- Motor Type :
- Brushless DC (BLDC)
- JESD-609 Code :
- e3
- Package / Case :
- 48-LQFP Exposed Pad
- Voltage - Supply :
- 5.5V~50V
- Operating Temperature :
- -40°C~150°C TA
- Analog IC - Other Type :
- BRUSHLESS DC MOTOR CONTROLLER
- Peak Reflow Temperature (Cel) :
- 260
- Length :
- 7mm
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Qualification Status :
- Not Qualified
- Terminal Finish :
- Matte Tin (Sn)
- Published :
- 2008
- Supply Voltage :
- 14V
- Mount :
- Surface Mount
- Terminal Pitch :
- 0.5mm
- Collector Emitter Voltage (VCEO) :
- 50V
- Number of Pins :
- 48
- Function :
- Controller - Commutation, Direction Management
- Output Configuration :
- Pre-Driver - Half Bridge (3)
- Pbfree Code :
- yes
- Motor Type - AC, DC :
- Brushless DC (BLDC)
- Mounting Type :
- Surface Mount
- Number of Outputs :
- 3
- Additional Feature :
- ALSO REQUIRES A 7V TO 45V SUPPLY
- Supply Voltage-Min (Vsup) :
- 5.5V
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Width :
- 7mm
- Base Part Number :
- A3931
- Terminal Form :
- Gull wing
- Height :
- 1.4mm
- Datasheets
- A3931KJPTR-T

Motor Drivers, Controllers Allegro MicroSystems A3931KJPTR-T Overview
The Motor Drivers, Controllers Allegro MicroSystems A3931KJPTR-T is a high-performance integrated circuit tailored for advanced motor driving solutions. Engineered by Allegro MicroSystems, a leader in semiconductor technology, this motor driver operates efficiently across a voltage range of 5.5V to 50V. It is housed in a compact 48LQFP package, making it ideal for embedding in space-constrained applications while providing robust drive capabilities. The A3931KJPTR-T is designed to enhance the performance and reliability of automotive and industrial motor control systems, offering precision and power in a single chip.
A3931KJPTR-T Features
This IC motor driver includes several features that make it particularly suitable for a wide range of motor driving applications:
- Wide operating voltage range from 5.5V to 50V, accommodating a variety of power supplies and motor types.
- Integrated in a 48LQFP package, which ensures a minimal footprint on the system board while maintaining high functionality.
- Designed for robust performance in demanding environments, making it suitable for both automotive and industrial applications.
A3931KJPTR-T Applications
- Automotive Motor Control: Utilized in the control of fuel pumps, HVAC fans, and window lifters, where its wide voltage range and robust design ensure reliable operation under variable automotive conditions.
- Industrial Automation: Drives motors in conveyor belts and assembly robots, leveraging its high voltage capabilities and durability for continuous operation.
- Power Tools: Powers cordless and electric power tools, providing the necessary torque and speed control with its efficient power management.
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