A4988SETTR-T
- Mfr.Part #
- A4988SETTR-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 28-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MTR DRVR BIPOLAR 3-5.5V 28QFN
- Stock
- 2,145
- In Stock :
- 2,145
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Terminal Position :
- QUAD
- Supply Current-Max (Isup) :
- 8mA
- Number of Terminations :
- 28
- Mount :
- Surface Mount
- Motor Type - Stepper :
- Bipolar
- Number of Pins :
- 28
- Forward Voltage :
- 500mV
- Forward Current :
- 1A
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Finish :
- Matte Tin (Sn)
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Interface :
- Logic
- Motor Type :
- Stepper
- Number of Outputs :
- 2
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Pbfree Code :
- yes
- Voltage - Load :
- 8V~35V
- Current - Output :
- 2A
- Length :
- 4.5mm
- Voltage - Supply :
- 3V~5.5V
- Operating Temperature :
- -20°C~150°C TJ
- Height :
- 2.087mm
- Supply Voltage :
- 3.3V
- Terminal Pitch :
- 0.5mm
- Width :
- 2.79mm
- Step Resolution :
- 1, 1/2, 1/4, 1/8, 1/16
- Supply Voltage-Max (Vsup) :
- 5.5V
- Applications :
- GENERAL PURPOSE
- REACH SVHC :
- Unknown
- Number of Channels :
- 4
- Factory Lead Time :
- 8 Weeks
- Base Part Number :
- A4988
- Package / Case :
- 28-VFQFN Exposed Pad
- Mounting Type :
- Surface Mount
- Packaging :
- Tape and Reel (TR)
- Output Configuration :
- Half Bridge (4)
- Output Voltage :
- 35V
- Function :
- Driver - Fully Integrated, Control and Power Stage
- RoHS Status :
- ROHS3 Compliant
- JESD-609 Code :
- e3
- Supply Voltage-Min (Vsup) :
- 3V
- ECCN Code :
- EAR99
- Published :
- 2005
- Radiation Hardening :
- No
- Datasheets
- A4988SETTR-T

Motor Drivers, Controllers Allegro MicroSystems A4988SETTR-T Overview
The Allegro MicroSystems A4988SETTR-T is an integrated circuit motor driver designed for bipolar stepper motors, offering reliable and precise control for a wide range of applications. With its advanced features and high performance, this motor driver is a trusted choice for demanding industrial and commercial environments.
Featuring a compact 28QFN package and capable of handling up to 35.5V, the A4988SETTR-T provides exceptional efficiency and durability. Whether you're designing automation equipment, robotics, 3D printers, or any other motion control system, this motor driver delivers the power and precision you need.
A4988SETTR-T Features
- Integrated motor driver for bipolar stepper motors
- Compact 28QFN package
- Operating voltage up to 35.5V
- Precise microstepping capability for smooth motion
- Over-temperature shutdown and thermal protection
- Adjustable current control for optimal motor performance
A4988SETTR-T Applications
- 3D Printers: The A4988SETTR-T enables precise control of stepper motors in 3D printers, ensuring accurate and reliable printing results.
- CNC Machines: With its high voltage capability and microstepping feature, this motor driver is ideal for CNC machines, delivering smooth and precise movement for cutting and milling operations.
- Industrial Automation: From conveyor systems to robotic arms, the A4988SETTR-T provides efficient motor control for various industrial automation applications, improving productivity and reliability.
- Medical Devices: In medical equipment such as infusion pumps and diagnostic instruments, this motor driver ensures accurate motion control, contributing to the reliability and performance of the devices.
- Robotic Systems: Whether in manufacturing, logistics, or research, the A4988SETTR-T drives the motion in robotic systems with precision and efficiency, enabling versatile and reliable automation solutions.
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Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
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