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DRV8837DSGR
+NomenclatureIC MOTOR DRIVER PAR 8WSON
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FabricantTexas Instruments
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Pièce fabricant #DRV8837DSGR
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Package WSON-8
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En stock5312
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | PWM |
| Technology | NMOS |
| Applications | DC Motors, General Purpose, Solenoids |
| Current-Output | 1.8A |
| Voltage-Supply | 1.8V ~ 7V |
| Voltage-Load | 0V ~ 11V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN Exposed Pad |
Présentation
Description
The DRV8837DSGR features an H-bridge configuration, allowing it to control the direction and speed of a motor by using simple logic inputs. It also incorporates protection features such as undervoltage lockout, overcurrent protection, and thermal shutdown to enhance reliability and safety. Its low RDS(on) ensures efficient operation with minimal heat generation.
With its tiny 8-pin WSON package, the DRV8837DSGR is ideal for space-constrained applications such as robotics, toys, and various consumer electronics. Its ease of use and robust performance make it a popular choice for designers seeking a reliable motor control solution.
Equivalent
1. DRV8838 - Also from Texas Instruments, with similar capabilities.
2. MAX14870 - A motor driver from Maxim Integrated.
3. L9110S - A simpler alternative for low-power applications.
4. BD62212HFP - From Rohm Semiconductor, caters to similar applications.
5. A4950 - From Allegro Microsystems, suitable for similar uses.
When selecting alternatives, ensure they meet the specific electrical and functional requirements of your application.
Features
1. Operating Voltage: Supports a wide voltage range from 1.8 V to 7 V, making it suitable for battery-powered devices.
2. Output Current: It can deliver up to 1.8 A of continuous current per H-bridge.
3. H-Bridge Configuration: Comprises a single H-bridge, allowing for bi-directional control of a single DC motor.
4. Control Interface: Utilizes a PWM (Pulse Width Modulation) interface for precise speed and direction control.
5. Protection Features: Includes built-in over-current, over-temperature, and under-voltage lockout protections to enhance reliability.
6. Low Power Consumption: Features low quiescent current in sleep mode to conserve energy.
7. Compact Package: Available in a 8-pin WSON (DSG) package, optimal for compact designs.
8. Thermal Performance: Designed for efficient heat dissipation, supporting higher current loads in a small form factor.
9. Cross-Compatibility: Compatible with lower voltage microcontrollers and systems, facilitating integration into diverse projects.
These features make the DRV8837DSGR a versatile solution for driving small motors in portable and compact applications.
Pinout
1. IN1/IN2 Pins: Control input signals to set the motor direction.
2. OUT1/OUT2 Pins: Outputs connected to the motor winding.
3. VCC Pin: Supply voltage input.
4. GND Pin: Ground connection.
5. nSLEEP Pin: Used to enter low-power sleep mode.
6. nFAULT Pin: Indicates fault status; active low.
This device provides protection features like overcurrent protection, thermal shutdown, and undervoltage lockout to ensure robust performance. It is well-suited for battery-powered applications due to its low power consumption and small size.
Manufacturer
Application
1. Consumer Electronics: Used in devices like cameras, toys, and small appliances.
2. Robotics: Ideal for driving motors in robotic systems and drones due to its compact size and efficiency.
3. Automotive: Utilized in systems like HVAC actuators and mirror adjustment mechanisms.
4. Industrial Automation: Employed in conveyor belts and small machinery for precise motor control.
5. Medical Devices: Used in portable equipment and devices requiring reliable motor operation.
Its compact size, low voltage operation, and efficiency make it suitable for battery-powered and space-constrained applications.