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Name: A3966SLB-T
Brand: Allegro MicroSystems
SKU: A3966SLB-T
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Allegro MicroSystems A3966SLB-T

Part No.:: A3966SLB-T

Manufacturer:: Allegro MicroSystems

Package:: 16-PowerSOIC (0.295, 7.50mm Width)

Datasheet:: A3966SLB-T.pdf

Description:: IC MTRDRV BIPLR 4.75-5.5V 16SOIC

In Stock:: 3993

Quantity:: Add To Cart

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A3966SLB-T Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
MotorType-Stepper:
Bipolar
MotorType-ACDC:
-
Function:
Driver - Fully Integrated, Control and Power Stage
OutputConfiguration:
Half Bridge (4)
Interface:
Parallel
Technology:
Bipolar
StepResolution:
-
Applications:
General Purpose
Current-Output:
650mA
Voltage-Supply:
4.75V ~ 5.5V
Voltage-Load:
4.75V ~ 30V
OperatingTemperature:
-20°C ~ 150°C (TJ)
MountingType:
Surface Mount

A3966SLB-T this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including A3966SLB-T price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for A3966SLB-T to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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A3966SLB-T information

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A3966SLB-T Typical application Circuitry

A3966SLB-T

The A3966SLB-T is a dual full-bridge driver integrated circuit, primarily designed for controlling bipolar stepper motors, which are commonly used in precision motion control applications.

Key Features:

1. Dual Full-Bridge Drivers: Capable of driving two independent stepper motors or a single bipolar stepper motor in a full-bridge configuration.

2. PWM Control: Supports pulse-width modulation (PWM) for efficient control of motor speed and torque.

3. Protection Features: Includes thermal shutdown and crossover-current protection for safe operation.

4. Operating Voltage Range: Designed to operate with a supply voltage range from 4.5V to 36V, making it versatile for various applications.

Application Scenario:

A typical application for the A3966SLB-T is in controlling the stepper motors of an automated laboratory pipetting system, where precise and repeatable movements are essential.

Circuit Connection for Laboratory Pipetting System:

1. Power Supply: Connect the VBB pin of the A3966SLB-T to a suitable power source (e.g., 24V) for the stepper motors, and connect the GND pin to the system ground.

2. Motor Connection: Attach the coils of the bipolar stepper motor to the OUT1A, OUT1B, OUT2A, and OUT2B pins of the A3966SLB-T, ensuring the correct polarity for the desired motor rotation.

3. Control Inputs: Interface the control signals from the pipetting system's microcontroller to the IN1A, IN1B, IN2A, and IN2B pins of the A3966SLB-T to control the direction and step of the motor.

4. PWM Speed Control: Apply a PWM signal from the microcontroller to the PWM pin of the A3966SLB-T to adjust the speed and torque of the stepper motor according to the requirements of the pipetting process.

Design Considerations:

1. Heat Dissipation: Implement proper cooling measures, such as heatsinks, to manage the heat generated by the A3966SLB-T and the stepper motors during operation.

2. Voltage Regulation: Place decoupling capacitors near the power supply pins of the A3966SLB-T to ensure a stable voltage supply and minimize electrical noise.

3. Current Limiting: Configure appropriate current limits for the motor coils using sense resistors to prevent overheating and potential damage to the motor.

4. Microstepping Configuration: If finer control over the motor movements is required, consider setting up the A3966SLB-T for microstepping to achieve smoother and more precise pipetting actions.

In automated laboratory pipetting systems, the A3966SLB-T plays a crucial role in enabling precise control of stepper motors, contributing to the accuracy and repeatability of liquid handling processes. Careful attention to heat dissipation, voltage regulation, current limiting, and microstepping configuration is essential for the successful integration and operation of this motor driver in such applications.

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6. What is the process for return or replacement of A3966SLB-T?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the A3966SLB-T we delivered, we will accept the replacement or return of the A3966SLB-T only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of A3966SLB-T.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations