Allegro MicroSystems · Stepper Motor Driver
A3977SLPTR-T
Allegro MicroSystems Stepper Motor Driver · TSSOP-28-EP
Request a quote for A3977SLPTR-TThe A3977SLPTR-T is a Stepper Motor Driver from Allegro MicroSystems, supplied in a TSSOP-28-EP package. It is listed in our Motor, LED & Display Drivers catalog (Power Management).
Key specifications of the A3977SLPTR-T: interface STEP/DIR, output current 2.5A, control voltage 3V~5.5V, step resolution 1, 2, 4, 8, operating temperature -20°C~+85°C and drive type Bipolar Driver.
PartnerSemi sources the A3977SLPTR-T for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.
Specifications
| Manufacturer part number | A3977SLPTR-T |
|---|---|
| Manufacturer | Allegro MicroSystems |
| Product type | Stepper Motor Driver |
| Category | Motor, LED & Display Drivers |
| Package / case | TSSOP-28-EP |
| Control Voltage | 3V~5.5V |
| Drive Type | Bipolar Driver |
| Interface | STEP/DIR |
| Motor Drive Voltage(Vm) | 8V~35V |
| Number of H-bridges | 2 |
| Operating Temperature | -20°C~+85°C |
| Output Current | 2.5A |
| RDS(on) | 500mΩ |
| Step Resolution | 1, 2, 4, 8 |
| Technology | Yes |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
More Allegro MicroSystems Motor, LED & Display Drivers
| Part number | Type | |
|---|---|---|
| A3959SLBTR-T | Brushed DC Motor Drivers | |
| A3959SLPTR-T | Brushed DC Motor Drivers | |
| A3966SLBTR-T | Stepper Motor Driver | |
| A3967SLBTR-T | Stepper Motor Driver | |
| A3979SLPTR-T | Stepper Motor Driver | |
| A3981KLPTR-T | Stepper Motor Driver | |
| A3982SLBTR-T | Stepper Motor Driver | |
| A3984SLPTR-T | Stepper Motor Driver |
Frequently asked questions
What is the A3977SLPTR-T?
The A3977SLPTR-T is a Stepper Motor Driver from Allegro MicroSystems, supplied in a TSSOP-28-EP package. It is listed in our Motor, LED & Display Drivers catalog (Power Management).
What are the specifications of the A3977SLPTR-T?
Control Voltage: 3V~5.5V; Drive Type: Bipolar Driver; Interface: STEP/DIR; Motor Drive Voltage(Vm): 8V~35V; Number of H-bridges: 2; Operating Temperature: -20°C~+85°C; Output Current: 2.5A; RDS(on): 500mΩ; Step Resolution: 1, 2, 4, 8; Technology: Yes.
What package is the A3977SLPTR-T in?
The A3977SLPTR-T is listed in a TSSOP-28-EP package.
Which part numbers are similar to the A3977SLPTR-T?
Similar part numbers in our catalog include A3959SLBTR-T (Allegro MicroSystems), A3959SLPTR-T (Allegro MicroSystems), A3966SLBTR-T (Allegro MicroSystems), A3967SLBTR-T (Allegro MicroSystems), A3979SLPTR-T (Allegro MicroSystems) and A3981KLPTR-T (Allegro MicroSystems). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the A3977SLPTR-T?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=A3977SLPTR-T&brand=Allegro%20MicroSystems or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.