Name: A3979SLPTR
Brand: Allegro MicroSystems
SKU: DS-6163433
Price: 12.465 USD
Availability: InStock
Rating: 4.8 (3 reviews)

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Allegro MicroSystems A3979SLPTR

IC MTR DRV BIPOLR 3-5.5V 28TSSOP

Manufacturer # :A3979SLPTR

Manufacturer :Allegro MicroSystems

Dasenic # :A3979SLPTR-DS

Datasheet :

A3979SLPTR Datasheet

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Customer #

Description : IC MTR DRV BIPOLR 3-5.5V 28TSSOP

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Quantity	Unit Price	Total
10+	$ 12.4650	$ 124.65
4000+	$ 6.9250	$ 27700

In Stock: 2555

MOQ :1 PCS

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Shipping Origin :Shenzhen or Hong Kong Warehouse

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Unit Price :$ 12.465

Total :$ 12.46

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A3979SLPTR information

Allegro MicroSystems A3979SLPTR technical specifications, attributes, parameters.
Category:Integrated Circuits (ICs)/PMIC - Motor Drivers, Controllers
Product Status:Obsolete
Operating Temperature:-20°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Technology:DMOS
Interface:Logic
Supplier Device Package:28-TSSOP-EP
Voltage - Supply:3V ~ 5.5V
Current - Output:2.5A
Output Configuration:Half Bridge (4)
Voltage - Load:8V ~ 35V
Motor Type - Stepper:Bipolar
Motor Type - A C, D C:-
Step Resolution:1, 1/2, 1/4, 1/16
Applications:General Purpose
Function:Driver - Fully Integrated, Control and Power Stage
EU RoHS Status:RoHS non-compliant
MSL Rating:1 (Unlimited, 30°C/85%RH)
REACH Status:REACH Unaffected
US ECCN:EAR99
HTS US:8542.39.0001
China RoHS Status:Orange Symbol: Safe for use during the environmental protection period

Download datasheets and manufacturer documentation for Allegro MicroSystems A3979SLPTR
Datasheet:
A3979SLPTR,

Allegro MicroSystems A3979SLPTR Environmental and export classification status description
The Allegro MicroSystems A3979SLPTR is a microstepping stepper motor driver integrated circuit designed for driving bipolar stepper motors. It offers current regulation, chopping, and commutation control features, making it ideal for precise motion control applications. Functions: 1. Microstepping: Provides finer step resolution for smoother motor operation. 2. Current Regulation: Maintains a constant current to the motor windings, enabling high torque at varying speeds. 3. Chopping: Controls the current flow to reduce motor noise and heat dissipation. 4. Commutation Control: Sequences the motor phases for proper operation. Applications: 1. 3D printers 2. CNC machines 3. Robotics 4. Industrial automation 5. Medical devices Alternative Components: 1. DRV8825 - Stepper Motor Driver IC by Texas Instruments 2. A4988 - Stepper Motor Driver IC by Allegro MicroSystems 3. L298N - Stepper Motor Driver IC by STMicroelectronics Embedded Modules: 1. Arduino Stepper Motor Shield - Incorporates Allegro A3979SLPTR for easy interfacing with Arduino boards. 2. Raspberry Pi Stepper Motor HAT - Provides stepper motor control capabilities utilizing the A3979SLPTR. Related Q&A: 1. Can I stack multiple A3979SLPTR drivers to drive multiple stepper motors simultaneously? - Yes, you can stack multiple drivers to control several stepper motors independently. 2. What is the maximum operating temperature of the A3979SLPTR IC? - The A3979SLPTR can typically operate within a temperature range of -40°C to 125°C. 3. Does the A3979SLPTR support different microstepping resolutions? - Yes, the A3979SLPTR supports a range of selectable microstepping resolutions for varied precision. 4. What type of power supply voltage is recommended for the A3979SLPTR? - The A3979SLPTR typically operates between 8V to 35V, but check the datasheet for the exact specifications. 5. Are heat sinks necessary for the A3979SLPTR in high-current applications? - Yes, for high-current applications, proper heat dissipation measures such as heat sinks are recommended to maintain optimal performance and reliability.

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A3979SLPTR provided by Allegro MicroSystems

Founded in 1990,Allegro MicroSystems, Inc.(NASDAQ：ALGM) is a leading global designer, developer, fabless manufacturer and marketer of sensor integrated circuits (“ICs”) and application-specific analog power ICs enabling emerging technologies in the automotive and industrial markets. We design and develop sensor ICs, application-specific analog power ICs and photonics components that meet the needs of the most demanding applications. Our diverse product portfolio provides efficient and reliable solutions for the electrification of vehicles, automotive ADAS safety features, automation for Industry 4.0 and power saving technologies for data centers and green energy applications. Each year we ship over one billion units into these applications to support our 10,000+ customers around the globe, including over 50 automotive OEMs.