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A3979SLPTR

A3979SLPTR

A3979SLPTR

Allegro MicroSystems

4.4mm mm Motor Drivers 28 5V V 9.7mm mm

SOT-23

A3979SLPTR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.173, 4.40mm Width) Exposed Pad
Number of Pins 28
Operating Temperature-20°C~150°C TJ
PackagingTape & Reel (TR)
Published 2012
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Applications General Purpose
Voltage - Supply 3V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Supply Voltage 5V
Terminal Pitch0.65mm
Reach Compliance Code unknown
Base Part Number A3979
Function Driver - Fully Integrated, Control and Power Stage
Number of Outputs 1
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies3.3/535V
Supply Voltage-Min (Vsup) 3V
Interface Logic
Analog IC - Other Type STEPPER MOTOR CONTROLLER
Output Configuration Half Bridge (4)
Current - Output 2.5A
Voltage - Load 8V~35V
Motor Type - Stepper Bipolar
Step Resolution1, 1/2, 1/4, 1/16
Length 9.7mm
Width 4.4mm
RoHS StatusNon-RoHS Compliant
Lead Free Contains Lead
In-Stock:1466 items

A3979SLPTR Product Details

A3979SLPTR Overview


The design contains a Tape & Reel (TR)package.This part is packed in a 28-TSSOP (0.173, 4.40mm Width) Exposed Pad case.Drivers controllers is recommended that the part be mounted by Surface Mount.For the component connected to [0], it is suitable.This device is capable of supplying voltages up to 3V~5.5V volts.Operation temperature ranges from -20°C~150°C TJ.A total of 28terminations are available in this part.There is the option of applying the voltage to the load at the rate of 8V~35V.Drivers controllers is very important to keep in mind that this amplifier should be operated at 5V.There is a recommended mounting method of Surface Mount.Maintain a current of 2.5A for the part output.An analog IC with the model number STEPPER MOTOR CONTROLLERis employed in the device.This can be determined by looking at the A3979 part number.28pins are present on the device.There are a total of 1outputs available.

A3979SLPTR Features


Applications : General Purpose
Load voltage across the chip 8V~35V
base on A3979 number
designed with 1 outputs


A3979SLPTR Applications


There are a lot of Allegro MicroSystems
A3979SLPTR motor drivers applications.


  • Dash
  • Footwell lighting
  • Indicator
  • Telltale lights
  • Infotainment backlighting
  • Tail lights
  • Turn signals
  • Brake lights
  • CHMSL (center high-mount stop lamps)
  • parking lights

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