A3977SED-T
A3977SED-T
Obsolete
Description:  IC MTR DRVR BIPOLR 3-5.5V 44PLCC
Manufacturer:  Allegro MicroSystems
Datasheet:   A3977SED-T Datasheet
History Price: Obsolete
In Stock: 29200
A3977SED-T Specification
Specification
Part No
A3977SED-T
Category
PMIC - Motor Drivers, Controllers
Manufacturer
Allegro MicroSystems
Series
-
Packaging
Tube
Status
Obsolete
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Motor Type - Stepper
Bipolar
Motor Type - AC, DC
-
Function
Driver - Fully Integrated, Control and Power Stage
Output Configuration
Half Bridge (4)
Interface
Logic
Technology
DMOS
Step Resolution
1, 1/2, 1/4, 1/8
Applications
General Purpose
Current - Output
2.5A
Voltage - Supply
3V ~ 5.5V
Voltage - Load
8V ~ 35V
Operating Temperature
-20 ℃ ~ 150 ℃ (TJ)
Mounting Type
Surface Mount
Package / Case
44-LCC (J-Lead)
Supplier Device Package
44-PLCC (16.59x16.59)
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  • Customer Reviews
    4.95 out of 5.00 stars from 148 customer reviews from all over the world
    Gonzalo Ramírez
    Spain
    5 stars
    2026-04-04 08:57
    Articles are what they say they are. They're unproven since I 've ordered them to have in stock. The preparation and shipping was within a correct time frame. Transport in Spain by company CTT, NEFASTO. I had to leave because of an urgency w
    Daniel Costa Santos
    Brazil
    5 stars
    2026-04-04 02:50
    Accurate information, CI purchased and replaced with success.
    Alice
    Brazil
    5 stars
    2026-04-03 15:54
    Like the product
    Karla Jiménez
    Spain
    5 stars
    2026-04-03 09:23
    Sent combined, 2 things together in a bag, by registered mail with signature. The fairly fast delivery time 2-3 weeks to Barcelona, identical described, without testing seem of good quality, OK
    Sara Vitale
    Italy
    5 stars
    2026-04-03 07:48
    Excellent Transaction - Object as Described - Fast Shipment - Thank you
    Juliana Rocha
    Brazil
    5 stars
    2026-04-03 07:33
    Apparently came all correct, arrived in 1 month.