A4973SB-T The A4973SB-T is a bipolar motor driver IC from Allegro Microsystems, offering 50V output and 1.5A drive with 70kHz switching frequency.
Mfr Part #:

A4973SB-T

Available from 1 distributors
Mfr Name: Allegro Microsystems
Allegro Microsystems
The A4973SB-T is a bipolar motor driver IC from Allegro Microsystems, offering 50V output and 1.5A drive with 70kHz switching frequency.
✓ Total Stock: 5,000 pcs
$ Price Range: $2.25

A4973SB-T Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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5,000 pcs
5000 pcs On Request 1 On Request On Request On Request On Request On Request

A4973SB-T Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Current
Function
Interface
Motor Type
Mounting Type
Operating Temperature
Output Configuration
Output Current
Output Voltage
Supplier Device Package
Supply Voltage
Technology
Voltage

A4973SB-T Description

Short technical summary and product information.

The A4973SB-T is a bipolar stepper motor driver integrated circuit designed for controlling bipolar stepper motors. It operates from a supply voltage range of 3.0V to 5.5V and can deliver an output voltage up to 50V with a continuous output current of 1.5A. The switching frequency is fixed at 70kHz, enabling efficient motor drive operation.

 

The device includes built-in protection features typical of motor drivers. The operating temperature range is from -20°C to 150°C junction temperature, with an ambient operating range of -20°C to 85°C. The IC is housed in a 16-pin DIP (Dual In-line Package) for through-hole mounting, suitable for prototyping and industrial applications.

 

Typical applications include bipolar stepper motor control in printers, scanners, industrial automation, and robotics. The A4973SB-T provides a compact solution for driving medium-power motors with minimal external components.

A4973SB-T Quick Information

Product Type: Bipolar Motor Driver
Canonical Name: A4973SB-T Bipolar Stepper Motor Driver
Subcategory: Motor Drivers, Controllers

A4973SB-T Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

A4973SB-T Estimated Pricing

Qty Low High
1+ $2.25 $2.25

Estimated market price range - modelled values for guidance only, not live distributor offers.

A4973SB-T Features

  • Bipolar stepper motor driver IC.
  • Operating voltage range 3V to 5.5V.
  • Output voltage up to 50V.
  • Output current up to 1.5A.
  • Switching frequency 70kHz.

A4973SB-T Applications

  • Suitable for bipolar stepper motor control.
  • Used in industrial automation systems.
  • Ideal for printer and scanner motor drivers.
  • Applicable in robotic actuator control.

A4973SB-T FAQs

6 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the A4973SB-T?

The A4973SB-T operates with a supply voltage range of 3.0V to 5.5V.

What is the operating temperature range of the A4973SB-T?

The A4973SB-T has an operating temperature range of -20°C to 150°C (junction temperature) and an ambient range of -20°C to 85°C.

What package type is the A4973SB-T available in?

The A4973SB-T is available in a 16-pin DIP (Dual In-line Package) (16DIP).

What is the output voltage of the A4973SB-T?

The output voltage can be up to 50V.

What is the output current of the A4973SB-T?

The output current capability is up to 1.5A.

What is the switching frequency of the A4973SB-T?

The switching frequency is 70kHz.

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