EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
A3973SLBTR Allegro MicroSystems, LLC A3973SLBTR Real Image
Same model may have multiple batches, images only for reference.
A3973SLBTR Allegro MicroSystems, LLC A3973SLBTR Real Image
A3973SLBTR Allegro MicroSystems, LLC A3973SLBTR Real Image
Same model may have multiple batches, images only for reference.

A3973SLBTR

Part No A3973SLBTR
Manufacturer Allegro MicroSystems, LLC
Catalog PMIC - Motor Drivers, Controllers
Description Dual Full Bridge Motor Driver 16-Pin SOIC W Tube / IC MOTOR DRIVER SER 24SOIC
Datasheet
A3973SLBTR Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Allegro MicroSystems, LLC
Packaging Reel - TR
Status Obsolete(EOL)
Motor Type - Stepper Bipolar
Purpose Driver - Fully Integrated, Control and Power Stage
Technology DMOS
Step Resolution 1 to 1/64
Applications General Purpose
Output Current 1A
Supply Voltage - Operating 4.5 V to 5.5 V
Voltage - Load 15 V to 35 V
Temperature Range - Operating -20°C to 150°C (TJ)
Mounting SMD (SMT)
Case / Package 24-SOIC
Win Source Part Number 1011183-A3973SLBTR
Is this a common-used part? Yes
Popularity High
Supply and Demand Status Balance
Family Name A3966SLB
Introduction Date October 28, 2003
ECCN EAR99
Halogen Free Compliant
Estimated EOL Date Obsolete / End of life
Ultra Librarian 3D Model Ultra Librarian A3973SLBTR CAD Model

Description

The Allegro MicroSystems A3973SLBTR is a fully integrated driver for bipolar stepper motors.

  • Technology: DMOS
  • Output Current: Up to 1A
  • Voltage Load: 15V to 35V
  • Step Resolution: 1 to 1/64
  • Application: General-purpose
  • Package: 24-SOIC
  • Temperature Range: -20°C to 150°C (TJ)
  • Alternative Parts: BD6380EFV-E2, BU64297GWZ-TR, BD6211HFP-E2, and BD6211HFP-TR

You May Also Be Interested in

Picture of TLE52052GNTMA1
TLE52052GNTMA1
Infineon Technologies
IC MOTOR DRIVER PAR TO263-7
Lowest to $3.2529
NCV7718CDPR2G Real Image
NCV7718CDPR2G
ON Semiconductor
IC MOTOR DRIVER 24SSOP
Lowest to $2.7467
Picture of TLE52062GNTMA1
TLE52062GNTMA1
Infineon Technologies
IC MOTOR DRIVER PAR TO263-7
Lowest to $111.0448
Picture of TLE62086GXUMA1
TLE62086GXUMA1
Infineon Technologies
IC MOTOR DRIVER 4.75V-5.5V 28DSO
Lowest to $18.8657
Picture of A5932GESSR-1-T
A5932GESSR-1-T
Allegro MicroSystems, LLC
5932-1 (SENSORLESS SINE BLDC GAT
Need more? Email Us
Picture of SMA7077MR
SMA7077MR
Sanken
IC MOTOR DRIVER SMD / Motor Driver
Need more? Email Us
R2A30428BM#W0 Real Image
R2A30428BM#W0
Renesas Electronics America
MOTION CONTROL ELECTRONIC / Motor Driver
Need more? Email Us
SIS5142D2R2G ON Semiconductor
SIS5142D2R2G
ON Semiconductor
PRINTER POWER CONTROL / Motor Driver
Need more? Email Us
Picture of STSPIN32G0A1TR
STSPIN32G0A1TR
STMicroelectronics
VFQFPN 7X7X1.0 48 PITCH 0.5
Need more? Email Us

Top Sellers

FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2767
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
RTL8211FI-CG real image16071
RTL8211FI-CG
Realtek
INTEGRATED 10/100/1000M ETHERNET TRANSCEIVER
Lowest to $2.4354
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0713
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $9.9790
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.3800

Pricing & Ordering

Quantity Unit Price Ext. Price
12+ $5.0427 $60.5124
28+ $4.1384 $115.8752
44+ $4.0090 $176.3960
60+ $3.8796 $232.7760
77+ $3.7503 $288.7731
104+ $3.3622 $349.6688
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 4,000 pieces
MOQ: 12 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess