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DRV8231DDAR
+BOM33V H BRIDGE MOTOR DRIVER WITH C
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ManufacturerTexas Instruments
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Mfr. Part #DRV8231DDAR
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Datasheet DRV8231DDAR DataSheet
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In Stock5709
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Specifications
| Attribute | Value |
| Part Status | Active |
| Motor Type - Stepper | Bipolar |
| Motor Type - AC, DC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| Output Configuration | Half Bridge (2) |
| Interface | PWM |
| Technology | NMOS |
| Applications | Printer |
| Current - Output | 3.7A |
| Voltage - Supply | 4.5V ~ 33V |
| Voltage - Load | 4.5V ~ 33V |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 8-PowerSOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO PowerPad |
| Base Product Number | DRV8231 |
Overview
Description
Key features include PWM control for speed regulation, built-in overcurrent protection, thermal shutdown, and various operating modes such as brake and coast. The DRV8231 operates with minimal external components, simplifying design and integration into circuits. It is particularly useful in robotics, automation systems, and consumer electronics.
The compact package (HTQFP-32) ensures easy mounting on PCBs, making it an ideal choice for space-constrained applications. In summary, the DRV8231DDAR is a versatile and efficient motor driver ideal for various low-voltage motor control applications.
Equivalent
Features
1. Dual H-Bridge Configuration: Enables control of two DC motors or one bipolar stepper motor.
2. Voltage Range: Operates from 2.5V to 10.8V, accommodating various power sources.
3. Current Capability: Supports continuous output current up to 2.5A per channel, with peak currents reaching 3A.
4. PWM Control: Allows precise speed control through pulse-width modulation (PWM) inputs.
5. Integrated Protection: Features overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
6. Low Power Consumption: Includes low-power sleep mode to conserve energy when inactive.
7. Fault Diagnostics: Provides fault indicators for easy troubleshooting.
8. Compact Package: Housed in a 16-pin HTSSOP package, suitable for space-constrained designs.
These features make the DRV8231DDAR ideal for robotics, automotive, and other applications requiring efficient motor control.
Pinout
Pin Count and Functions:
1. VCP - Charge pump output.
2. VREG - Regulated output voltage.
3. VM - Motor supply voltage.
4. GND - Ground.
5. AIN1 - Motor A input 1 (control).
6. AIN2 - Motor A input 2 (control).
7. BIN1 - Motor B input 1 (control).
8. BIN2 - Motor B input 2 (control).
9. nSLEEP - Sleep mode control (active low).
10. nFAULT - Fault output (active low).
11. PWM - Pulse width modulation input for speed control.
12. DOUT - Diagnostic output.
13. RREF - Reference resistor input.
14. COM - Common pin for motor connections.
15. AOUT - Output for motor A.
16. BOUT - Output for motor B.
This versatile driver supports various applications, including consumer electronics and robotics.