Stepper Motor Controller, 2.5A, PDSO28, LEAD FREE, EXPOSED PAD, TSSOP-28 Product overview: A3977KLP-T from Allegro MicroSystems is a Motor Driver IC for embedded motor control, robotics, automation equipment, haptic feedback, pumps, fans, and industrial motion systems. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Stepper, 2.5A, TSSOP. Search-friendly keywords include motor driver IC, H-bridge, stepper motor, PWM control, motion control, Stepper, 2.5A, TSSOP, Motor Drivers, Controllers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 744-A3977KLP-T can be used for catalog matching and distributor lookup.
Bipolar Motor Driver DMOS Logic 28-TSSOP-EP
Win Source Part Number: 1042167-A3977KLP-T
Category: Integrated Circuits (ICs)>PMIC - Motor Drivers, Controllers
Package: Tube
Applications: General Purpose
Standard Package: 50
Mounting: SMD (SMT)
Technology: DMOS
Current - Output: 2.5A
Function: Driver - Fully Integrated, Control and Power Stage
Interface: Logic
Output Configuration: Half Bridge (4)
Voltage - Load: 8V ~ 35V
Motor Type - Stepper: Bipolar
Step Resolution: 1, 1/2, 1/4, 1/8
Voltage - Supply: 3V ~ 5.5V
Package / Case: 28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package: 28-TSSOP-EP
Temperature Range - Operating: -40°C ~ 150°C (TJ)
Alternative Parts (Cross-Reference): A3977KLP-TA3977KLPT;
ECCN: EAR99
Fake Threat In the Open Market: 79 pct.
MSL Level: 1 (Unlimited)
REACH Status: REACH Unaffected
HTSUS: 8542.39.0001
Mfr: Allegro MicroSystems
Other Names: 620-1077
Base Product Number: A3977
Product Status: Obsolete
IC MTR DRV BIPOLR 3-5.5V 28TSSOP
Bipolar Motor Driver DMOS Logic 28-TSSOP-EP
IC MTR DRV BIPOLR 3-5.5V 28TSSOP
| ERSAELECTRONICS PTE. LTD. | DigiKey | Win Source Electronics | Lingto Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | DC Motor Drives | DC Motor Drives | Motion Controllers | Motor Controllers | Motor Controllers | Motor Controllers |
| Product Number | 744-A3977KLP-T | 620-1077-ND | 1042167-A3977KLP-T | A3977KLP-T | A3977KLP-T | A3977KLP-T |
| Product Name | Stepper 2.5A TSSOP Motor Driver IC | Motor Drivers, Controllers | Integrated Circuits (ICs) - PMIC - Motor Drivers, Controllers | PMIC - Motor Drivers, Controllers | Motor Drivers, Controllers | Integrated Circuits (ICs) - Power Management (PMIC) - Motor Drivers, Controllers |
| Operating Temperature | -40 C (-40 F) | -40 to 150 C (-40 to 302 F) | -40 to 150 C (-40 to 302 F) | -40 to 150 C (-40 to 302 F) | ||
| Configuration | PCB Mount; "28-TSSOP (0.173"", 4.40mm Width) Exposed Pad" | |||||
| Communication | Logic | Logic | ||||
| AC Input | 3 to 6 volts | 3 to 6 volts |
