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Name: A3966SLB
Brand: Allegro MicroSystems
SKU: A3966SLB
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

Part No.:: A3966SLB

Manufacturer:: Allegro MicroSystems

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

Datasheet:: A3966SLB.pdf

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

In Stock:: 3451

Quantity:: Add To Cart

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A3966SLB 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 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including A3966SLB 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 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 information

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A3966SLB Typical application Circuitry

A3966SLB

The A3966SLB is an integrated circuit designed for driving bipolar stepper motors, commonly used in precision motion control applications.

Key Features:

1. Dual Full-Bridge Outputs: The A3966SLB can drive two independent stepper motors or a single bipolar stepper motor in a full-bridge configuration.

2. PWM Speed Control: Supports pulse-width modulation (PWM) for controlling motor speed and torque with high efficiency.

3. Protection Mechanisms: Includes thermal shutdown and crossover-current protection to ensure safe operation.

4. Wide Voltage Range: Operates with a supply voltage range from 4.5V to 36V, accommodating various motor types.

Application Scenario:

A typical application for the A3966SLB is in controlling the stepper motors of an automated X-Y positioning table, used in precision machining or laboratory equipment.

Circuit Connection for X-Y Positioning Table:

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

2. Stepper Motor Wiring: Connect the coils of the bipolar stepper motor to the OUT1A, OUT1B, OUT2A, and OUT2B pins of the A3966SLB, ensuring correct phase alignment for proper motor operation.

3. Control Signal Interface: Link the control signals from the positioning table's control unit to the IN1A, IN1B, IN2A, and IN2B pins of the A3966SLB to dictate the motor's movement direction and steps.

4. PWM Speed Regulation: Apply a PWM signal from the control unit to the PWM pin of the A3966SLB to adjust the speed and torque of the stepper motor as needed.

Design Considerations:

1. Thermal Management: Implement effective cooling solutions, such as heatsinks, to dissipate heat generated by the A3966SLB and the stepper motors during operation.

2. Voltage Stability: Utilize decoupling capacitors near the power supply pins of the A3966SLB to ensure a stable voltage supply and reduce electrical noise.

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

4. Microstepping Implementation: If finer motion control is required, consider configuring the A3966SLB for micro stepping to achieve smoother and more precise motor movements.

In the context of an automated X-Y positioning table, the A3966SLB serves as a critical component for precise and reliable control of stepper motors, contributing to the accuracy and efficiency of the positioning system. Careful consideration of thermal management, voltage stability, current limiting, and microstepping is essential for the successful integration and operation of this motor driver in such applications.

A3966SLB FAQ

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3. Are the A3966SLB price and inventory displayed accurate?

The price and inventory of A3966SLB fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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

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 we delivered, we will accept the replacement or return of the A3966SLB 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.

(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