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A3955SLB The Allegro Microsystems A3955SLB is a bipolar motor driver IC designed for general-purpose applications. It operates at a 5V supply voltage and can handle an output current of 1.5A.
Mfr Part #:

A3955SLB

Available from 3 distributors
Mfr Name: Allegro Microsystems
Allegro Microsystems
The Allegro Microsystems A3955SLB is a bipolar motor driver IC designed for general-purpose applications. It operates at a 5V supply voltage and can handle an output current of 1.5A.
✓ Total Stock: 4,664 pcs
$ Price Range: $2.25

A3955SLB Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
2,500 pcs
On Request
2500 pcs On Request 1 On Request On Request On Request On Request On Request
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
2,000 pcs
On Request
2000 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
164 pcs
On Request
164 pcs On Request 1 On Request On Request 03+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

A3955SLB 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
Operating Voltage
Output Configuration
Output Current
Step Resolution
Supplier Device Package
Technology
Voltage
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A3955SLB Description

Short technical summary and product information.

The Allegro Microsystems A3955SLB is a bipolar motor driver integrated circuit suitable for general-purpose applications. This surface mount device comes in a SOIC-16 package and operates with a supply voltage of 5V, capable of delivering an output current of 1.5A.

 

Key electrical specifications include a bipolar technology and a parallel interface. The operating temperature range for this IC is from -20°C to 150°C.

 

The A3955SLB is designed for driving bipolar stepper motors and features step resolutions of 1, 1/2, 1/4, and 1/8. Its function is that of a fully integrated driver, incorporating both control and power stage.

 

This component is packaged in a 16-SOIC format, requiring surface mounting. It is noted as containing lead and is not RoHS compliant.

A3955SLB Quick Information

Product Type: Motor Driver IC
Canonical Name: Allegro Microsystems A3955SLB Bipolar Motor Driver IC
Subcategory: Integrated Circuits (ICs)

A3955SLB Compliance

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

A3955SLB Estimated Pricing

Qty Low High
1+ $2.25 $2.25

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

A3955SLB Features

  • Bipolar motor driver IC.
  • Operates at 5V supply voltage.
  • Provides 1.5A output current.
  • Surface mount SOIC-16 package.
  • Wide temperature range: -20°C to 150°C.

A3955SLB Applications

  • Drives bipolar stepper motors for precise positioning.
  • Suitable for 3D printer axis control stages.
  • Used in CNC machine motion control systems.
  • Ideal for office automation equipment motors.

A3955SLB FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the A3955SLB?

5V.

What is the output current rating?

1.5A.

What is the operating temperature range?

-20°C to 150°C.

What package options are available?

16-SOIC and 16-PowerSOIC.

What step resolutions does it support?

1, 1/2, 1/4, and 1/8.

What interface does it use?

Parallel.

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