Allegro MicroSystems A4957SESTR-T Microcontrollers
4-Ch Brush DC Motor Driver, 50V, Parallel Interface, QFN EP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
A4957SESTR-T
Detailed Description
4-Ch Brush DC Motor Driver, 50V, Parallel Interface, QFN EP
Package
24-WFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
A4957SESTR-T Datasheet
Quick Jump:
Technical Specifications
Allegro MicroSystems A4957SESTR-T Microcontrollers technical specifications.
General
Series
A4957
Interface
Parallel
RoHS
Yes
Package / Case
24-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-20°C ~ 85°C (TA)
Supply Voltage
3V ~ 5.5V
Lifecycle Status
Active
Technology
Power MOSFET
Output Configuration
Pre-Driver - Half Bridge (2)
Alternate Parts Comparison (A4957SESTR-T vs NL27WZ17DBVT1G vs A4984SESTR-T vs A4988SETTR-T)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 24-WFQFN Exposed Pad | SC-74, SOT-457 | 24-WFQFN Exposed Pad | 28-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -20°C ~ 85°C (TA) | -55°C ~ 125°C (TA) | -20°C ~ 150°C (TJ) | -20°C ~ 150°C (TJ) |
| Supply Voltage | 3V ~ 5.5V | 1.65V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V |
| Lifecycle Status | Active | Active | Active | Active |
| Interface | Parallel | -- | Logic | Logic |
| Applications | General Purpose | -- | General Purpose | General Purpose |
| Function | Controller - Commutation, Direction Management | -- | Driver - Fully Integrated, Control and Power Stage | Driver - Fully Integrated, Control and Power Stage |
| Output Configuration | Pre-Driver - Half Bridge (2) | -- | Half Bridge (4) | Half Bridge (4) |
| Technology | Power MOSFET | -- | DMOS | DMOS |
| Voltage Load | 4.5V ~ 50V | -- | 8V ~ 35V | 8V ~ 35V |
| Action |
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