
For Reference Only
Part Number | A3977KEDTR |
OEMstron Part # | A3977KEDTR |
Manufacturer | Allegro MicroSystems, LLC |
Category | Semiconductors › Power Management ICs › Motor Drivers, Controllers |
Description | IC MTR DRVR BIPOLR 3-5.5V 44PLCC |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | A3977KEDTR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 16 - Mar 21 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
A3977KEDTR Specifications
Part Number | A3977KEDTR | |
Brand | Allegro MicroSystems, LLC | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Power Management ICs | |
Subcategory | Motor Drivers, Controllers | |
Manufacturer | Allegro MicroSystems, LLC | |
Series | - | |
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 | -40°C ~ 150°C (TJ) | |
Mounting Type | Surface Mount | |
Package / Case | 44-LCC (J-Lead) | |
Supplier Device Package | 44-PLCC (16.59x16.59) |
A3977KEDTR Documents

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Part Number | Description | Stock |
A3977KEDTR-T Allegro MicroSystems LLC |
IC MOTOR DRIVER PAR 44PLCC |
Contact Us |
A3977KEDTR Allegro MicroSystems LLC |
IC MOTOR DRIVER PAR 44PLCC |
Contact Us |
Part Number | Description | Stock |
A3977KEDTR-T D# 620-1144-2-ND Allegro MicroSystems LLC |
IC MTR DRVR BIPOLR 3-5.5V 44PLCC |
Limited Supply - Call |
A3977KEDTR D# A3977KEDTR-ND Allegro MicroSystems LLC |
IC MTR DRVR BIPOLR 3-5.5V 44PLCC |
Limited Supply - Call |
Part Number | Description | Stock |
A3977KEDTRT Allegro MicroSystems LLC |
OEM/CM QUOTES ONLY | NO BROKERS |
12651 |
A3977KEDTR Allegro MicroSystems LLC |
OEM/CM QUOTES ONLY | NO BROKERS |
661 |
Part Number | Description | Stock |
A3977KEDTRT Allegro MicroSystems LLC |
OEM/CM ONLY |
9577 |
A3977KEDTR Allegro MicroSystems LLC |
OEM/CM ONLY |
961 |
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