A3953SB-T
Product A3953SB-T
Inventory:4,471
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : A3953SB-T
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Package/Case : 16-DIP
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Manufacturer : Allegro MicroSystems
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Components Classification : Motor Drivers, Controllers
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Datesheet : A3953SB-T DataSheet (PDF)
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Series : A3953
Overview of A3953SB-T
A3953SB-T is a Stepper Motor Controller optimized for high-speed and low-voltage operations. It provides excellent performance for stepper motor control in printers, scanners, and other office equipment.
Pinout
The A3953SB-T pinout refers to the configuration and function of each pin in its 16-PowerDIP (0.300", 7.62mm) 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 A3953SB-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
- A wide operating voltage range: A39SB-T has a wide operating voltage range, making it suitable for various applications.
- Handles high current loads with ease: This motor driver IC supports stepper motors and handles high current loads with ease.
- Designed for use in demanding industrial settings: The A3953SB-T is designed for use in demanding industrial settings, providing reliable control under varying loads.
- This motor driver IC supports DC motor applications: This driver IC supports DC motor applications and has built-in thermal overload protection.
- Has internal soft-start circuitry: The A3953SB-T has internal soft-start circuitry, providing a smooth startup for the stepper motor.
- This product features advanced motor control: This IC supports high-speed motor operations and has built-in current limiting capabilities, enabling precise control in high-torque applications.
- Automatically shuts down in case of overheating: The A3953SB-T features advanced thermal monitoring, automatically shutting down in case of overheating to promote safe operation and prolong lifespan.
Applications
- Stepper motor control in printers, scanners, and other office equipment: The A3953SB-T is used for stepper motor control in printers, scanners, and other office equipment.
- DC motor control in automotive systems, such as power windows and seats: This IC is also used for DC motor control in automotive systems, such as power windows and seats.
- Brushless DC motor control in HVAC systems and industrial equipment: The A3953SB-T supports brushless DC motor control in HVAC systems and industrial equipment.
- Position and velocity control in robotics and automation applications: This IC is used for position and velocity control in robotics and automation applications, such as cameras and drones.
Advantages and Disadvantages
Advantages
- High-speed motor operations: The A3953SB-T supports high-speed motor operations, making it suitable for applications requiring fast movement.
- Low-voltage operation: This IC operates at low voltages, reducing power consumption and heat generation.
- Reliable control under varying loads: The A3953SB-T provides reliable control under varying loads, making it suitable for demanding industrial applications.
Disadvantages
- May require additional components for specific applications: Depending on the application, additional components may be required to fully utilize the A3953SB-T's features.
Frequently Asked Questions
Q: What is the operating voltage range of the A3953SB-T?
A: The operating voltage range of the A3953SB-T is 5V to 12V.
Q: Can the A3953SB-T handle high current loads?
A: Yes, the A3953SB-T can handle high current loads up to 1.2A.
Q: Is the A3953SB-T suitable for DC motor control applications?
A: Yes, the A3953SB-T is designed for DC motor control applications and has built-in thermal overload protection.
Q: Can the A3953SB-T be used in robotics and automation applications?
A: Yes, the A3953SB-T can be used in robotics and automation applications, such as cameras and drones, due to its high-speed motor operations and reliable control under varying loads.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Rohs Code | Yes | Part Life Cycle Code | Obsolete |
Ihs Manufacturer | ALLEGRO MICROSYSTEMS LLC | Part Package Code | DIP |
Package Description | LEAD FREE, PLASTIC,MS-001BB, DIP-16 | Pin Count | 16 |
Reach Compliance Code | ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | Samacsys Manufacturer | Allegro Microsystems |
Additional Feature | ALSO REQUIRES 3V TO 50V VBB SUPPLY | Analog IC - Other Type | STEPPER MOTOR CONTROLLER |
JESD-30 Code | R-PDIP-T16 | JESD-609 Code | e3 |
Length | 19.05 mm | Number of Functions | 1 |
Number of Terminals | 16 | Operating Temperature-Max | 85 °C |
Operating Temperature-Min | -20 °C | Output Current-Max | 1.3 A |
Package Body Material | PLASTIC/EPOXY | Package Code | DIP |
Package Equivalence Code | DIP16,.3 | Package Shape | RECTANGULAR |
Package Style | IN-LINE | Power Supplies | 3.3/5 V |
Qualification Status | Not Qualified | Seated Height-Max | 5.33 mm |
Supply Voltage-Max (Vsup) | 5.5 V | Supply Voltage-Min (Vsup) | 3 V |
Supply Voltage-Nom (Vsup) | 5 V | Surface Mount | NO |
Technology | BIPOLAR | Temperature Grade | OTHER |
Terminal Finish | MATTE TIN | Terminal Form | THROUGH-HOLE |
Terminal Pitch | 2.54 mm | Terminal Position | DUAL |
Width | 7.62 mm | Package | Tube |
Product Status | Obsolete | Motor Type - Stepper | Bipolar |
Motor Type - AC, DC | Brushed DC | Function | Driver - Fully Integrated, Control and Power Stage |
Output Configuration | Half Bridge (2) | Interface | Parallel |
Applications | General Purpose | Current - Output | 1.3A |
Voltage - Supply | 3V ~ 5.5V | Voltage - Load | 3V ~ 50V |
Operating Temperature | -20°C ~ 150°C (TJ) | Mounting Type | Through Hole |
Package / Case | 16-PowerDIP (0.300", 7.62mm) | Supplier Device Package | 16-DIP |
Base Product Number | A3953 |
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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A3953SB-T
Product A3953SB-T
Inventory:
4,471
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.




