Allegro MicroSystems A4988SETTR-T Microcontrollers
DMOS Stepper Motor Driver IC, 2A Output, 35V, QFN, Logic Interface
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
A4988SETTR-T
Detailed Description
DMOS Stepper Motor Driver IC, 2A Output, 35V, QFN, Logic Interface
Package
QFN
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
A4988SETTR-T Datasheet
Quick Jump:
Technical Specifications
Allegro MicroSystems A4988SETTR-T Microcontrollers technical specifications.
General
Interface
Logic
Package / Case
28-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-20°C ~ 150°C (TJ)
Supply Voltage
3V ~ 5.5V
Lifecycle Status
Active
Technology
DMOS
Output Current
2A
Output Configuration
Half Bridge (4)
Voltage Load
8V ~ 35V
Alternate Parts Comparison (A4988SETTR-T vs A3941KLPTR-T vs A4955GESTR-T vs AMT49406GESSR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 28-VFQFN Exposed Pad | 28-TSSOP | 20-WFQFN Exposed Pad | 24-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -20°C ~ 150°C (TJ) | -40°C ~ 150°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 3V ~ 5.5V | 5.5V ~ 50V | 5.5V ~ 50V | 5.5V ~ 50V |
| Interface | Logic | PWM | Parallel | Analog, I²C, PWM |
| Lifecycle Status | Active | Active | Active | Active |
| Applications | General Purpose | Automotive | General Purpose | Fan Controller |
| Function | Driver - Fully Integrated, Control and Power Stage | Controller - Commutation, Direction Management | Controller - Commutation, Direction Management | Controller - Commutation, Direction Management |
| Output Configuration | Half Bridge (4) | Pre-Driver - Half Bridge (2) | Pre-Driver - Half Bridge (2) | Half Bridge (3) |
| Technology | DMOS | Power MOSFET | NMOS | Power MOSFET |
| Output Current | 2A | -- | 68 mA | 5 mA |
| Motor Type Ac Dc | -- | Brushed DC | Brushed DC | Brushless DC (BLDC) |
| Action |
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