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Same model may have multiple batches, images only for reference.
A3973SLB-T Real Image
Same model may have multiple batches, images only for reference.

A3973SLB-T

Part No A3973SLB-T
Manufacturer Allegro MicroSystems, LLC
Catalog PMIC - Motor Drivers, Controllers
Description IC MTR DRV BIPLR 4.5-5.5V 24SOIC / Bipolar Motor Driver DMOS Serial 24-SOIC
Datasheet
A3973SLB-T Datasheet
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Category Integrated Circuits (ICs)>PMIC - Motor Drivers, Controllers
Mfr Allegro MicroSystems
Package Tube
Product Status Obsolete
Motor Type - Stepper Bipolar
Function Driver - Fully Integrated, Control and Power Stage
Output Configuration Half Bridge (4)
Interface Serial
Technology DMOS
Step Resolution 1 ~ 1/64
Applications General Purpose
Current - Output 1A
Voltage - Supply 4.5V ~ 5.5V
Voltage - Load 15V ~ 35V
Temperature Range - Operating -20°C ~ 150°C (TJ)
Mounting SMD (SMT)
Package / Case 24-SOIC (0.295", 7.50mm Width)
Supplier Device Package 24-SOIC
Base Product Number A3973
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Other Names 620-1075
Standard Package 31
Win Source Part Number 1015115-A3973SLB-T
Ultra Librarian 3D Model Ultra Librarian A3973SLB-T CAD Model

Description

The A3973SLB-T is a fully integrated motor driver manufactured by Allegro MicroSystems.

  • Motor Type: Bipolar Stepper
  • Current Output: 1A
  • Output Configuration: Half-Bridge
  • Step Resolution: 1 ~ 1/64
  • Mounting Type: Surface Mount
  • Package: 24-SOIC (0.295", 7.50mm Width)
  • Standard Package: 31
  • Voltage Load Range: 15V ~ 35V
  • Voltage Supply Range: 4.5V ~ 5.5V
  • RoHS Compliant: Yes
  • Operating Temperature Range: -20°C ~ 150°C
  • Product Status: Obsolete

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