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HomeProductsIntegrated Circuits (ICs)PMIC - Motor Drivers, ControllersA3980KLP
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A3980KLP - Allegro MicroSystems

Manufacturer Part Number
A3980KLP
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A3980KLP
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC MTR DRV BIPOLR 3-5.5V 28TSSOP
Package
28-TSSOP-EP
Data sheet
1.A3980KLP.pdf ...
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Specifications

A3980KLP Tech Specifications
Allegro MicroSystems - A3980KLP technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A3980KLP

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply 3V ~ 5.5V  
Voltage - Load 7V ~ 50V  
Technology DMOS  
Supplier Device Package 28-TSSOP-EP  
Step Resolution 1, 1/2, 1/8, 1/16  
Series Automotive, AEC-Q100  
Package / Case 28-TSSOP (0.173', 4.40mm Width) Exposed Pad  
Package Tube  
Output Configuration Half Bridge (4)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Motor Type - Stepper Bipolar  
Motor Type - AC, DC -  
Interface Logic  
Function Driver - Fully Integrated, Control and Power Stage  
Current - Output 1A  
Base Product Number A3980  
Applications Automotive  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

A3980KLP

Manufacturer

allegro-microsystems

Introduction

The A3980KLP is a fully integrated motor driver with logic control functions, compatible with bipolar stepper motors, designed by Allegro Microsystems for automotive and industrial applications.

Product Features and Performance

Fully integrated driver with high-level control

DMOS technology for higher efficiency

Output configuration of Half Bridge (4)

Logic interface compatible

Multiple step resolutions: full, half, 1/8, 1/16 microstepping

Capability to drive up to 1A current

Product Advantages

High-temperature operational range

Automotive grade quality with AEC-Q100 qualification

Integrated power stage reducing external component requirement

Advanced DMOS technology for improved thermal performance

Key Technical Parameters

Motor Type - Stepper: Bipolar

Function: Driver - Fully Integrated, Control and Power Stage

Step Resolution: Full, 1/2, 1/8, 1/16

Current - Output: 1A

Voltage - Supply: 3V to 5.5V

Voltage - Load: 7V to 50V

Operating Temperature: -40°C to 150°C (TJ)

Quality and Safety Features

Automotive-grade reliability

Compliance with AEC-Q100 standards for automotive applications

Built-in thermal shutdown and overcurrent protection

Compatibility

Designed for use with bipolar stepper motors

Interface compatible with logic level signals

Suitable for surface mount technology with TSSOP package

Application Areas

Automotive motor driving solutions

Industrial motor control

Precision positioning systems in industrial settings

Product Lifecycle

Product Status: Obsolete

Potential for sourcing challenges due to discontinuation

Consider alternatives or plan for last-time buys

Several Key Reasons to Choose This Product

Robust high-temperature performance suitable for harsh environments

High integration simplifies circuit design and PCB layout

DMOS technology offers improved power efficiency and thermal management

Diverse microstepping options for precise motor control

Compliance with automotive industry standards ensures top quality and reliability

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A3980KLP

Product Attribute A3980KLP A3981KLPTR-T A3980KLPTR A3980KLPTR-T
Part Number A3980KLP A3981KLPTR-T A3980KLPTR A3980KLPTR-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Applications Automotive Automotive Automotive Automotive
Step Resolution 1, 1/2, 1/8, 1/16 1, 1/2, 1/4, 1/16 1, 1/2, 1/8, 1/16 1, 1/2, 1/8, 1/16
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ)
Technology DMOS DMOS DMOS DMOS
Voltage - Supply 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V
Interface Logic SPI, Step/Direction Logic Logic
Motor Type - AC, DC - - - -
Motor Type - Stepper Bipolar Bipolar Bipolar Bipolar
Base Product Number A3980 A3981 A3980 A3980
Function Driver - Fully Integrated, Control and Power Stage Driver - Fully Integrated, Control and Power Stage Driver - Fully Integrated, Control and Power Stage Driver - Fully Integrated, Control and Power Stage
Series Automotive, AEC-Q100 - Automotive, AEC-Q100 Automotive, AEC-Q100
Current - Output 1A 1.4A 1A 1A
Output Configuration Half Bridge (4) Half Bridge (4) Half Bridge (4) Half Bridge (4)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 28-TSSOP-EP 28-TSSOP-EP 28-TSSOP-EP 28-TSSOP-EP
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Voltage - Load 7V ~ 50V 7V ~ 28V 7V ~ 50V 7V ~ 50V
Package / Case 28-TSSOP (0.173', 4.40mm Width) Exposed Pad 28-TSSOP (0.173', 4.40mm Width) Exposed Pad 28-TSSOP (0.173', 4.40mm Width) Exposed Pad 28-TSSOP (0.173", 4.40mm Width) Exposed Pad

A3980KLP Datasheet PDF

Download A3980KLP pdf datasheets and Allegro MicroSystems documentation for A3980KLP - Allegro MicroSystems.

HTML Datasheet
Cylindrical Battery Holders.pdf
PCN Packaging
Tape Change 27/Jan/2023.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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A3980KLP Image

A3980KLP

Allegro MicroSystems
32D-A3980KLP

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