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HomeProductsIntegrated Circuits (ICs)PMIC - Motor Drivers, ControllersA4955GESTR-T
A4955GESTR-T Image
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See specifications for product details.

A4955GESTR-T - Allegro MicroSystems

Manufacturer Part Number
A4955GESTR-T
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A4955GESTR-T
ECAD Model
Parts Description
IC MOTOR DRIVER 5.5V-50V 20QFN
Detailed Description
Package
20-WFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 50030

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Quantity

Specifications

A4955GESTR-T Tech Specifications
Allegro MicroSystems - A4955GESTR-T technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A4955GESTR-T

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply 5.5V ~ 50V  
Voltage - Load -  
Technology NMOS  
Supplier Device Package 20-QFN-EP (4x4)  
Step Resolution -  
Series -  
Package / Case 20-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Output Configuration Pre-Driver - Half Bridge (2)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 105°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 A4955  
Applications General Purpose  

Parts Introduction

Manufacturer Part Number

A4955GESTR-T

Manufacturer

allegro-microsystems

Introduction

The A4955GESTR-T is designed for power management, specifically as a motor driver for brushed DC motors. It facilitates precise control over motor commutation and direction management.

Product Features and Performance

Functions as a Controller for commutation and direction of brushed DC motors

Uses NMOS technology for efficient power handling

Output Configuration: Pre-Driver Half Bridge (2)

Offers a Parallel Interface for simpler connectivity with other components or systems

Operates within a wide supply voltage range of 5.5V to 50V

Capable of handling operating temperatures from -40°C to 105°C

Comes in a 20-WFQFN Exposed Pad package providing effective thermal management and reduced space requirements

Product Advantages

Efficient power management capabilities

Wide voltage and temperature range make it versatile for various environments and applications

Minimalistic design assists in easier integration into systems or PCBs

Key Technical Parameters

Motor Type: Brushed DC

Technology: NMOS

Voltage Supply: 5.5V to 50V

Operating Temperature: -40°C to 105°C

Package/Case: 20-WFQFN Exposed Pad

Quality and Safety Features

Robust packaging design ensures stability and functionality across different operating ranges and conditions

Meets standard safety requirements for motor driver applications

Compatibility

Compatible with various brushed DC motor systems requiring half-bridge drive configurations

Able to integrate with systems using a parallel interface

Application Areas

Generally suitable for a diverse range of General Purpose applications including industrial equipment, consumer electronics, and automotive systems

Product Lifecycle

Currently listed as an active product

No indication of nearing discontinuation, ensuring ongoing availability and support

Several Key Reasons to Choose This Product

Reliable performance across a broad range of operational conditions

Versatility confirmed by compatibility with various applications and systems

Detailed technical support and comprehensive product documentation available from allegro-microsystems

Efficient power management significantly reduces energy consumption and increases system reliability

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A4955GESTR-T

Product Attribute A4955GESTR-T A4950ELJTR-T A4956KLPTR-T A4953ELJTR-T
Part Number A4955GESTR-T A4950ELJTR-T A4956KLPTR-T A4953ELJTR-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Output Configuration Pre-Driver - Half Bridge (2) Half Bridge (2) Pre-Driver - Half Bridge (2) Half Bridge (2)
Motor Type - AC, DC Brushed DC Brushed DC Brushed DC Brushed DC
Base Product Number A4955 A4950 A4956 A4953
Step Resolution - - - -
Technology NMOS DMOS NMOS DMOS
Operating Temperature -40°C ~ 105°C (TA) -40°C ~ 150°C (TJ) -40°C ~ 125°C (TA) -40°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Function Controller - Commutation, Direction Management Driver - Fully Integrated, Control and Power Stage Controller - Commutation, Direction Management Driver - Fully Integrated, Control and Power Stage
Series - - Automotive, AEC-Q100 -
Current - Output - 3.5A - 2A
Applications General Purpose General Purpose General Purpose General Purpose
Supplier Device Package 20-QFN-EP (4x4) 8-SOIC-EP 20-TSSOP-EP 8-SOIC-EP
Package / Case 20-WFQFN Exposed Pad 8-SOIC (0.154", 3.90mm Width) Exposed Pad 20-TSSOP (0.173', 4.40mm Width) Exposed Pad 8-SOIC (0.154', 3.90mm Width) Exposed Pad
Interface Parallel Analog Parallel Parallel
Voltage - Supply 5.5V ~ 50V 8V ~ 40V 5.5V ~ 50V 8V ~ 40V
Voltage - Load - 8V ~ 40V - 8V ~ 40V
Motor Type - Stepper - - - -

A4955GESTR-T Datasheet PDF

Download A4955GESTR-T pdf datasheets and Allegro MicroSystems documentation for A4955GESTR-T - Allegro MicroSystems.

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

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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A4955GESTR-T Image

A4955GESTR-T

Allegro MicroSystems
32D-A4955GESTR-T

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