A3952SW

Name: A3952SW
Brand: Allegro MicroSystems
Rating: 4.5 (10 reviews)
Author: Lisleapex

This product is a 12-pin SIP motor controller circuit, model A3952SW."

7,555 Effective Inventory

A3952SW

Effective Inventory7,555

This product is a 12-pin SIP motor controller circuit, model A3952SW."

Manufacturer Part # : A3952SW
Package/Case: Power-Tab SIP
Brand: Allegro MicroSystems
Product Categories : Motor Drivers, Controllers

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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About Shipping

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Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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Maintain the goods in their original condition as received.

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About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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A3952SW DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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A3952SW Description

The A3952SW is a motor controller circuit from Allegro MicroSystems, designed for bidirectional motor control applications. This device features a dual-H bridge configuration, integrated free-wheeling diodes, thermal shutdown protection, overcurrent protection, and low voltage operation down to 2.7 V. It operates within a wide voltage range of up to 36 V, making it suitable for various industrial and consumer electronics applications.

Features

Dual-H Bridge Configuration: Enables bidirectional motor control for precise positioning and speed control.
Output Current Rating up to 2 A: Supports high-performance motor applications with current ratings up to 2 A.
Integrated Free-Wheeling Diodes: Provides efficient energy recovery during motor braking, reducing power consumption and heat generation.
Thermal Shutdown Protection: Prevents damage from overheating by shutting down the device when temperature exceeds a certain threshold.
Overcurrent Protection: Detects and responds to excessive current draw, preventing damage to the motor or other components.
Low Voltage Operation down to 2.7 V: Enables operation in low-voltage applications, such as battery-powered devices.

Applications

The A3952SW is commonly used in various applications that require precise motor control, including automotive precision, machinery motion control, camera autofocus technology, industrial automation, consumer electronics, power seat control, stepper motor usage, robotic motion control, and drive positioning tasks.

Where to Use:

Automotive precision
Machinery motion control
Camera autofocus technology
Industrial automation
Consumer electronics
Power seat control
Stepper motor usage
Robotic motion control
Drive positioning tasks

Manufacturer

The A3952SW is manufactured by Allegro MicroSystems, a leading provider of high-performance semiconductor components for various industries.

Packages

The A3952SW comes in a 12-pin SIP (Small Outline Package) package, designed for surface-mount technology and offering a compact and efficient solution for integrating the motor controller into electronic circuits.

FAQ

Q: What is the output current rating of the A3952SW?
A: It supports an output current rating up to 2 A, making it suitable for high-performance motor applications.

Q: Can the A3952SW be used in automotive precision applications?
A: Yes, it is designed for use in automotive precision applications, providing precise motor control and thermal shutdown protection for reliable operation in demanding environments.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Rohs Code	No	Part Life Cycle Code	Obsolete
Part Package Code	SFM	Pin Count !	12
ECCN Code	EAR99	HTS Code !	8542.39.00.01
Analog IC - Other Type	STEPPER MOTOR CONTROLLER	JESD-30 Code	R-PSFM-T12
JESD-609 Code	e0	Number of Functions	1
Number of Terminals	12	Operating Temperature-Max	85 °C
Operating Temperature-Min	-20 °C	Output Current-Max	3.5 A
Package Body Material	PLASTIC/EPOXY	Package Equivalence Code	SIP12,.07TB
Package Shape	RECTANGULAR	Package Style	FLANGE MOUNT
Power Supplies !	5,5/50 V	Qualification Status !	Not Qualified
Supply Current-Max (Isup)	40 mA	Supply Voltage-Max (Vsup)	5.5 V
Supply Voltage-Min (Vsup)	4.5 V	Supply Voltage-Nom (Vsup)	5 V
Surface Mount !	NO	Technology	BIPOLAR
Temperature Grade !	OTHER	Terminal Finish	TIN LEAD
Terminal Form !	THROUGH-HOLE	Terminal Pitch !	2.54 mm
Terminal Position	SINGLE

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification A3952SW PDF Download

FAQs

What is A3952SW?

The A3952SW is a full-bridge PWM motor driver IC designed by Allegro Microsystems. It is ideal for controlling the speed and direction of DC motors in applications such as automotive systems, industrial automation, and robotics.

How Does A3952SW Work?

The A3952SW works by utilizing pulse-width modulation (PWM) signals to control the output voltage applied to the motor. It incorporates a full-bridge output stage to drive the motor in both forward and reverse directions with precise speed control. The IC's internal protection features ensure safe operation and reliability.

How Many Pins does A3952SW have and What are the Functions of the Pinout Configuration?

The A3952SW is available in various package options, such as a 16-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

VBB: Bootstrap voltage supply pin.
VCP, VD, VCP, VS: Supply voltage pins and power ground pin.
OUT1A, OUT1B, OUT2A, OUT2B: Output pins for motor control.
SENSE1, SENSE2: Current sense pins.
PHASE, ENABLE: Phase and enable control pins.
BRAKE: Brake control input pin.
GND: Ground pin.

What are the Pros and Cons of A3952SW?

Pros:

Full-Bridge Configuration: Enables bidirectional control of DC motors for greater flexibility in applications.
PWM Control: Provides precise speed control for motor applications.
Internal Protection: Integrates protection features such as overcurrent and thermal shutdown for safe operation.
Multiple Package Options: Available in various package configurations to suit different design requirements.

Cons:

Complexity: Requires understanding of motor control principles and PWM signals for optimal performance.
External Components: May need additional components for voltage regulation and motor feedback in certain applications.

Are There Any Equivalents/Alternatives to A3952SW for Recommendation?

The A4952 from Allegro Microsystems is a similar full-bridge motor driver with additional features.
Alternatives to the A3952SW include the LMD18200 from Texas Instruments and the VNH2SP30 from STMicroelectronics.