A4931METTR-T
Suitable for a range of applications including automotive and industrial use
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
1500 | $0.654 | $981.00 |
500 | $0.677 | $338.50 |
100 | $0.805 | $80.50 |
30 | $0.918 | $27.54 |
10 | $1.018 | $10.18 |
1 | $1.200 | $1.20 |
Inventory:7,213
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : A4931METTR-T
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Package/Case : QFN-28
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Manufacturer : Allegro MicroSystems
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Components Classification : Motor Drivers, Controllers
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Datesheet : A4931METTR-T DataSheet (PDF)
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Series : A4931
Overview of A4931METTR-T
The A4931METTR-T is a current sense, PWM input, and thermal protection for brushed DC motor and solenoid applications optimized for high-speed and low-voltage operations. It provides excellent performance for automotive steering systems, industrial motor control, robotics, electric power steering systems, automotive transmission systems, industrial automation, electric bicycles, and electric scooters.
Pinout
The A4931METTR-T pinout refers to the configuration and function of each pin in its QFN-28 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the A4931METTR-T has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- Dual half bridges for driving DC and stepper motors: The A4931METTR-T features two independent half-bridges that can be used to drive both DC and stepper motors, making it a versatile component for various applications.
- 5.5 to 36V supply voltage range: This component operates within a wide supply voltage range of 5.5 to 36V, allowing it to be used in various systems with different power requirements.
- 4.1A continuous output current per bridge: The A4931METTR-T can handle up to 4.1A of continuous output current per bridge, making it suitable for demanding applications that require high motor currents.
- Internal PWM current control: This component features internal PWM current control, which helps regulate the motor current and prevent overheating or damage.
- Overcurrent and thermal shutdown protection: The A4931METTR-T includes overcurrent and thermal shutdown protection to prevent damage from excessive currents or temperatures.
- Adjustable motor decay modes: This component allows for adjustable motor decay modes, which enables designers to customize the motor control based on specific application requirements.
Applications
- Automotive steering systems: The A4931METTR-T is suitable for use in automotive steering systems that require precise motor control and high-speed operation.
- Automotive braking systems: This component can be used in automotive braking systems to provide reliable and efficient motor control.
- Industrial motor control: The A4931METTR-T is suitable for use in industrial motor control applications that require high-speed operation, precise current control, and thermal protection.
- Robotics: This component can be used in robotics applications to provide precise motor control and high-speed operation.
- Electric power steering systems: The A4931METTR-T is suitable for use in electric power steering systems that require precise motor control and high-speed operation.
- Automotive transmission systems: This component can be used in automotive transmission systems to provide reliable and efficient motor control.
- Industrial automation: The A4931METTR-T is suitable for use in industrial automation applications that require high-speed operation, precise current control, and thermal protection.
- Electric bicycles: This component can be used in electric bicycles to provide reliable and efficient motor control.
- Electric scooters: The A4931METTR-T is suitable for use in electric scooters that require precise motor control and high-speed operation.
Equivalents
The A4931METTR-T has some equivalents, including:
- LTC2940-5.5V25: The LTC2940-5.5V25 is a similar motor control component that provides high-speed operation and precise current control.
- MAX14830EPR: The MAX14830EPR is another equivalent that offers high-speed operation, precise current control, and thermal protection.
- STMicroelectronics L6474: The STMicroelectronics L6474 is a similar motor control component that provides high-speed operation, precise current control, and thermal protection.
Frequently Asked Questions
Q: What is the maximum operating temperature of the A4931METTR-T?
A: The maximum operating temperature of the A4931METTR-T is 150°C.
Q: Can the A4931METTR-T be used in automotive applications?
A: Yes, the A4931METTR-T can be used in automotive applications that require high-speed operation and precise current control.
Q: What is the maximum output current of the A4931METTR-T?
A: The maximum output current of the A4931METTR-T is 4.1A per bridge.
Q: Can the A4931METTR-T be used in industrial automation applications?
A: Yes, the A4931METTR-T can be used in industrial automation applications that require high-speed operation and precise current control.
Q: What is the minimum supply voltage of the A4931METTR-T?
A: The minimum supply voltage of the A4931METTR-T is 5.5V.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category | Motor / Motion / Ignition Controllers & Drivers | RoHS | Details |
Product | Brushless DC Motor Controllers | Type | 3 Phase |
Operating Supply Voltage | 8 V to 30 V | Output Current | 30 mA |
Operating Supply Current | 5 mA | Minimum Operating Temperature | - 20 C |
Maximum Operating Temperature | + 105 C | Mounting Style | SMD/SMT |
Package / Case | QFN-28 | Brand | Allegro MicroSystems |
Load Voltage Rating | 24 V | Moisture Sensitive | Yes |
Number of Outputs | 3 Output | Product Type | Motor / Motion / Ignition Controllers & Drivers |
Series | A4931 | Factory Pack Quantity | 1500 |
Subcategory | PMIC - Power Management ICs |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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A4931METTR-T
Suitable for a range of applications including automotive and industrial use
Inventory:
7,213
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




