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A3977KED-T

A3977KED-T

A3977KED-T

Allegro MicroSystems

16.585mm mm Motor Drivers 44 5V V 16.585mm mm

SOT-23

A3977KED-T Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 44-LCC (J-Lead)
Surface MountYES
Operating Temperature-40°C~150°C TJ
PackagingTube
Published 2003
JESD-609 Code e3
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 44
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Applications General Purpose
HTS Code8542.39.00.01
Voltage - Supply 3V~5.5V
Terminal Position QUAD
Terminal FormJ BEND
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch1.27mm
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number A3977
JESD-30 Code S-PQCC-J44
Function Driver - Fully Integrated, Control and Power Stage
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, 1/8
Length 16.585mm
Height Seated (Max) 4.57mm
Width 16.585mm
RoHS StatusROHS3 Compliant
In-Stock:3312 items

Pricing & Ordering

QuantityUnit PriceExt. Price
351$5.47994$1923.45894

A3977KED-T Product Details

A3977KED-T Overview


The package is designed with [0].The part is packaged in a 44-LCC (J-Lead) case.In general, it is recommended that the part be mounted by Surface Mount.The component connected in General Purposeis compatible with it.3V~5.5V volts can be supplied by the device.Drivers controllers operates wDrivers controllershin a range of -40°C~150°C TJdegrees Celsius.This part has 44termination options.A voltage of 8V~35Vcan be applied to the load.This amplifier should be operated at 5V.Maintain a current of 2.5Afor the part output.A STEPPER MOTOR CONTROLLERanalog integrated circuit is used in the device.Based on the A3977part number, it is found.

A3977KED-T Features


Applications : General Purpose
Load voltage across the chip 8V~35V
base on A3977 number


A3977KED-T Applications


There are a lot of Allegro MicroSystems
A3977KED-T motor drivers applications.


  • High power LED street light
  • Large outdoor LED display
  • Commercial office
  • Hospitality buildings
  • Smart lighting applications
  • Automotive applications
  • Dome
  • Dash
  • Footwell lighting
  • Indicator

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