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HomeProductsIntegrated Circuits (ICs)PMIC - Motor Drivers, ControllersA4957SESTR-T
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A4957SESTR-T - Allegro MicroSystems

Manufacturer Part Number
A4957SESTR-T
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A4957SESTR-T
ECAD Model
Parts Description
IC MOTOR DRIVER 3V-5.5V 24QFN
Detailed Description
Package
24-WFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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Specifications

A4957SESTR-T Tech Specifications
Allegro MicroSystems - A4957SESTR-T technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A4957SESTR-T

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply 3V ~ 5.5V  
Voltage - Load 4.5V ~ 50V  
Technology Power MOSFET  
Supplier Device Package 24-QFN (4x4)  
Step Resolution -  
Series -  
Package / Case 24-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Output Configuration Pre-Driver - Half Bridge (2)  
Product Attribute Attribute Value  
Operating Temperature -20°C ~ 85°C (TA)  
Mounting Type Surface Mount  
Motor Type - Stepper -  
Motor Type - AC, DC Brushed DC  
Interface Parallel  
Function Controller - Commutation, Direction Management  
Current - Output -  
Base Product Number A4957  
Applications General Purpose  

Parts Introduction

Manufacturer Part Number

A4957SESTR-T

Manufacturer

allegro-microsystems

Introduction

A4957SESTR-T is an integrated motor driver solution for Brushed DC motors.

Product Features and Performance

Pre-Driver - Half Bridge (2) output configuration

Integrated Power MOSFET technology

Designed for seamless direction management

Product Advantages

Efficient motor control with flexible parallel interface

Support for a wide voltage range

Key Technical Parameters

Voltage - Supply: 3V ~ 5.5V

Voltage - Load: 4.5V ~ 50V

Operating Temperature: -20°C ~ 85°C

Quality and Safety Features

Designed for reliable operation over a wide temperature range

Compatibility

Suitable for a range of Brushed DC motors

Application Areas

General purpose and adaptable for various motor driving applications

Product Lifecycle

Product Status: Active

Check manufacturer for updates on lifecycle and potential future discontinuation

Several Key Reasons to Choose This Product

Versatile voltage compatibility

High integration for simplified motor control systems

Broad operating temperature suitable for various environments

Accessible parallel interface for straightforward integration

High-performance Brushed DC motor control

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A4957SESTR-T

Product Attribute A4957SESTR-T A4955GESTR-T A4960KJPTR-A-T A4963GLPTR-T
Part Number A4957SESTR-T A4955GESTR-T A4960KJPTR-A-T A4963GLPTR-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Base Product Number A4957 A4955 A4960 A4963
Operating Temperature -20°C ~ 85°C (TA) -40°C ~ 105°C (TA) -40°C ~ 150°C (TA) -25°C ~ 150°C (TA)
Motor Type - AC, DC Brushed DC Brushed DC Brushless DC (BLDC) Brushless DC (BLDC)
Voltage - Load 4.5V ~ 50V - 7V ~ 50V -
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Output Configuration Pre-Driver - Half Bridge (2) Pre-Driver - Half Bridge (2) Pre-Driver - Half Bridge (3) Pre-Driver - Half Bridge (3)
Series - - - -
Package / Case 24-WFQFN Exposed Pad 20-WFQFN Exposed Pad 32-LQFP Exposed Pad 20-TSSOP (0.173', 4.40mm Width) Exposed Pad
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Output - - - -
Interface Parallel Parallel SPI SPI
Technology Power MOSFET NMOS Power MOSFET Power MOSFET
Supplier Device Package 24-QFN (4x4) 20-QFN-EP (4x4) 32-LQFP (7x7) 20-TSSOP-EP
Voltage - Supply 3V ~ 5.5V 5.5V ~ 50V 3V ~ 5.5V 4.2V ~ 50V
Step Resolution - - - -
Function Controller - Commutation, Direction Management Controller - Commutation, Direction Management Controller - Commutation, Direction Management Controller - Commutation, Direction Management
Applications General Purpose General Purpose Automotive General Purpose
Motor Type - Stepper - - - -

A4957SESTR-T Datasheet PDF

Download A4957SESTR-T pdf datasheets and Allegro MicroSystems documentation for A4957SESTR-T - Allegro MicroSystems.

PCN Packaging
Tape Change 27/Jan/2023.pdf
PCN Assembly/Origin
2.73KHz.pdf
HTML Datasheet
Cylindrical Battery Holders.pdf

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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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A4957SESTR-T Image

A4957SESTR-T

Allegro MicroSystems
32D-A4957SESTR-T

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