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A3977SLP-T

Allegro Microsystems A3977SLP-T driver

ISO14001 ISO9001 IATF16949 ISO13485 DUNS

Brands: Allegro Microsystems

Mfr.Part #: A3977SLP-T

Datasheet: A3977SLP-T Datasheet (PDF)

Package/Case: 28-TSSOP (0.173", 4.40mm Width) Exposed Pad

Product Type: Motor Drivers, Controllers

RoHS Status:

Stock Condition: 4,348 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

Quick Quote

Please submit RFQ for A3977SLP-T or email to us: Email: [email protected], we will contact you within 12 hours.

A3977SLP-T General Description

The A3977SLP-T is a versatile motor driver IC that is designed for driving stepper motors in a range of industrial and consumer electronics applications. With its TSSOP28 package and 28 pins, this driver is compact and easy to integrate into your design. The A3977SLP-T features four outputs capable of delivering up to 2.5A of current and a maximum output voltage of 35V, making it suitable for driving medium to high-power stepper motors. With a supply voltage range of 3V to 5.5V, this driver can be used with a variety of power sources. The A3977SLP-T has an operating temperature range of -20°C to +85°C, ensuring reliable performance even in extreme conditions. This driver is packaged in peel pack packaging, making it convenient to handle and install

Features

  • Fault tolerance feature
  • Automatic restart capability
  • Quick error detection and correction
  • Prompt fault notification system

Application

  • Software driven automation
  • High precision positioning
  • Encoder feedback systems

Specifications

Parameter Value Parameter Value
Packaging Tube Part Status Obsolete
Motor Type - Stepper Bipolar Function Driver - Fully Integrated, Control and Power Stage
Output Configuration Half Bridge (4) Additional Interfaces Logic
Technology DMOS Step Resolution 1, 1/2, 1/4, 1/8
Applications General Purpose Current - Output 2.5A
Voltage - Supply 3V ~ 5.5V Voltage - Load 8V ~ 35V
Operating Temperature -20°C ~ 150°C (TJ) Mounting Type Surface Mount
Base Product A3977

Shipping

Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.

Payment

Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.5% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.

Guarantees

1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.

Packing

  • Product Inventory

    Step1 :Product Inventory

  • Pressure Relief Packaging

    Step2 :Pressure Relief Packaging

  • Anti Static Packaging

    Step3 :Anti Static Packaging

  • Protective Packaging

    Step4 :Protective Packaging

  • Sealed Packaging

    Step5 :Sealed Packaging

  • Preparation for shipment

    Step6 :Preparation for shipment

We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.

  • ESD
  • ESD

Q: How can I order the A3977SLP-T?

A: To place an order for the A3977SLP-T, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.

Q: What is the warranty period for the A3977SLP-T?

A: We offer a 1-year warranty on the A3977SLP-T. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.

Q: How does Ovaga ensure the authenticity of A3977SLP-T from Allegro Microsystems?

A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Allegro Microsystems manufacturers and authorized agents. All Allegro Microsystems suppliers must pass a qualification review before they can list their A3977SLP-T products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.

Q: How can I find detailed information about the A3977SLP-T chips, such as application notes, factory information, and images?

A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the Allegro Microsystems information page to find comprehensive details about the A3977SLP-T.

Q: Are the price and stock information for A3977SLP-T on Ovaga's platform accurate?

A: Inventory levels for Allegro Microsystems products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.

Q: Can I place orders offline with Ovaga?

A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.

Q: What payment methods are accepted by Ovaga?

A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.

Q: How is shipping arranged, and how can I track my package?

A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.

Q: What is the return or replacement process for A3977SLP-T?

A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:

  • The defect must be reported within 365 days after delivery.
  • The product must be unused and in its original, unopened packaging.
  • Requesting Return Authorizations must be obtained.

For the return process:

  • Please inform us within 365 days of receiving the product.
  • Obtain Return Authorization from our team.
  • Please refer to our After-Sale Matters for more detailed instructions.

Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the A3977SLP-T?

A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].

Q: What can you tell me about Ovaga's quality assurance practices?

A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.

Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?

A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.

Part points

  • The A3977SLP-T is a motor driver chip designed for controlling bipolar stepper motors. It features built-in translator for easy interfacing with microcontrollers, overcurrent protection, thermal shutdown, and low-power sleep mode. With a wide operating voltage range and high current capability, the A3977SLP-T is ideal for driving motors in various applications such as robotics, automation, and 3D printers.
  • Equivalent

    Some equivalent products for the A3977SLP-T chip are Allegro A3979, STMicroelectronics L6203, and TI DRV8825. These chips are used for bipolar stepper motor drivers and offer similar features and performance capabilities.
  • Features

    1. Dual DMOS full-bridge microstepping PWM motor driver 2. Operates at voltages up to 30V 3. Up to 0.5A output drive current per winding 4. Step size selectable via configuration pins 5. Thermal shutdown and overcurrent protection 6. Logic supply voltage range of 4.75V to 5.25V
  • Pinout

    A3977SLP-T is a microstepping stepper motor driver with 20 pins. It has functions for controlling the direction and speed of stepper motors, as well as protection features for overcurrent and thermal shutdown.
  • Manufacturer

    A3977SLP-T is manufactured by Allegro MicroSystems, LLC. They are a global leader in power and sensor semiconductor solutions for automotive and industrial applications. Their products include motor drivers, sensors, and regulators that are used in various industries such as automotive, industrial, and consumer electronics.
  • Application Field

    A3977SLP-T is commonly used in industrial and automotive applications for controlling the speed and direction of DC motors. It is also used in robotics, CNC machines, 3D printers, and other precision motion control systems. This driver IC provides efficient and reliable motor control in various high-power applications.
  • Package

    The A3977SLP-T is a surface mount, 24-pin SOIC package with a maximum dimensions of 10.3mm x 7.6mm x 2.3mm.

Assembly Advice

No need to assemble boards by yourself anymore—Ovaga is here to help! We offer free assembly services for parts like A3977SLP-T. Simply sign in to Ovaga and take advantage of discounts and free assembly options. Let us handle the work while you focus on your projects!

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    Pre-order the parts you need through Ovaga’s platform.

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    Once your parts are pre-ordered, simply place a PCBA order with us, and we’ll take care of the assembly for you.

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    Ovaga will produce and assemble your boards efficiently, with a quick turnaround of just 3 days!

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