規格
| 屬性 | 價值 |
| Package | Tube |
| ProductStatus | Active |
| OutputConfiguration | Half Bridge (4) |
| Applications | DC Motors, Stepper Motors |
| Interface | PWM |
| LoadType | Inductive |
| Technology | Power MOSFET |
| RdsOn(Typ) | 110mOhm LS, 110mOhm HS |
| Current-Output/Channel | 7A |
| Current-PeakOutput | 12A |
| Voltage-Supply | 10.8V ~ 13.2V |
| Voltage-Load | 0V ~ 52.5V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| Features | Status Flag |
| FaultProtection | Current Limiting, Over Temperature, Short Circuit, UVLO |
| MountingType | Surface Mount |
| Package/Case | 36-BSSOP (0.433, 11.00mm Width) Exposed Pad |
概述
Description
The DRV8432DKD is a high-performance, dual full-bridge motor driver designed for applications requiring precise motor control. It is produced by Texas Instruments and caters to a wide range of industrial and consumer applications, including robotics, automation, and various types of motor control systems. This device supports a wide supply voltage range from 0 to 52 V, making it versatile for different power needs.
Key features include its ability to deliver up to 12.5 A continuous current per channel without the need for a heat sink, thanks to its efficient thermal design. It also offers flexible PWM control inputs, which enhance its adaptability in different control schemes. The DRV8432DKD incorporates protection mechanisms such as overcurrent, thermal shutdown, shoot-through prevention, and undervoltage lockout to ensure reliable operation and safeguard against damage.
The device is housed in a 44-pin PowerPAD package, providing effective heat dissipation. Its combination of efficiency, protection features, and flexibility makes the DRV8432DKD suitable for demanding motor control applications.
Key features include its ability to deliver up to 12.5 A continuous current per channel without the need for a heat sink, thanks to its efficient thermal design. It also offers flexible PWM control inputs, which enhance its adaptability in different control schemes. The DRV8432DKD incorporates protection mechanisms such as overcurrent, thermal shutdown, shoot-through prevention, and undervoltage lockout to ensure reliable operation and safeguard against damage.
The device is housed in a 44-pin PowerPAD package, providing effective heat dissipation. Its combination of efficiency, protection features, and flexibility makes the DRV8432DKD suitable for demanding motor control applications.
Equivalent
Equivalent products to the DRV8432DKD, a high-performance dual H-bridge motor driver, include:
1. TI DRV8844: Similar in function, supporting multiple motor types.
2. Allegro A4955: A dual full-bridge PWM motor driver with similar functionality.
3. STMicroelectronics L298: A widely used dual full-bridge driver IC.
4. Infineon BTN8962TA: Part of the NovalithIC™ family, suitable for similar applications.
5. Toshiba TB67H303HG: Another dual H-bridge driver for DC motors.
These alternatives vary in features, so check specifications to ensure compatibility.
1. TI DRV8844: Similar in function, supporting multiple motor types.
2. Allegro A4955: A dual full-bridge PWM motor driver with similar functionality.
3. STMicroelectronics L298: A widely used dual full-bridge driver IC.
4. Infineon BTN8962TA: Part of the NovalithIC™ family, suitable for similar applications.
5. Toshiba TB67H303HG: Another dual H-bridge driver for DC motors.
These alternatives vary in features, so check specifications to ensure compatibility.
Features
The DRV8432DKD is a high-performance dual full-bridge PWM motor driver by Texas Instruments. Key features include:
1. High Power Output: It can deliver a continuous output current of up to 12.5 A and handle peak currents up to 24 A per bridge.
2. Wide Voltage Range: The device operates over a wide supply voltage range from 0 to 52 V.
3. Advanced Protection: Includes comprehensive protection features like overcurrent protection, overtemperature shutdown, and undervoltage lockout to enhance reliability.
4. Thermal Efficiency: Equipped with a PowerPAD™ package for improved thermal performance and heat dissipation.
5. Modular Design: The device can be configured for different operation modes, including dual full-bridge, parallel full-bridge, or independent half-bridge operation.
6. PWM Control: Supports pulse-width modulation (PWM) control for precise motor control and efficiency.
7. Low RDS(on): The device features low on-resistance MOSFETs, improving efficiency and reducing heat generation.
These features make the DRV8432DKD suitable for applications in industrial machinery, robotics, and other high-power motor control systems.
1. High Power Output: It can deliver a continuous output current of up to 12.5 A and handle peak currents up to 24 A per bridge.
2. Wide Voltage Range: The device operates over a wide supply voltage range from 0 to 52 V.
3. Advanced Protection: Includes comprehensive protection features like overcurrent protection, overtemperature shutdown, and undervoltage lockout to enhance reliability.
4. Thermal Efficiency: Equipped with a PowerPAD™ package for improved thermal performance and heat dissipation.
5. Modular Design: The device can be configured for different operation modes, including dual full-bridge, parallel full-bridge, or independent half-bridge operation.
6. PWM Control: Supports pulse-width modulation (PWM) control for precise motor control and efficiency.
7. Low RDS(on): The device features low on-resistance MOSFETs, improving efficiency and reducing heat generation.
These features make the DRV8432DKD suitable for applications in industrial machinery, robotics, and other high-power motor control systems.
Pinout
The DRV8432DKD is a high-performance, integrated motor driver from Texas Instruments. It is designed primarily for driving brushed or brushless motors. The device is encapsulated in a DKD package, which is a 44-pin PowerPAD package.
The pin functions include inputs for PWM signals (PWM_A, PWM_B, PWM_C, PWM_D) that control the H-bridges, power supply pins (GVDD, PVDD) for the gate drive and power stage, ground pins for the logic and power grounds (AGND, PGND), and outputs for the motor phases (OUT_A, OUT_B, OUT_C, OUT_D). There are also pins for protection and monitoring (FAULT, OTW) and a pin to set the device mode (MODE). Additionally, the package includes pins for bootstrap capacitors (BST_A, BST_B, BST_C, BST_D) required for high-side gate driving.
This motor driver is suitable for applications requiring high current and voltage, providing efficient thermal performance through its PowerPAD design. It includes protection features such as over-temperature and over-current protection, making it robust for various motor control applications.
The pin functions include inputs for PWM signals (PWM_A, PWM_B, PWM_C, PWM_D) that control the H-bridges, power supply pins (GVDD, PVDD) for the gate drive and power stage, ground pins for the logic and power grounds (AGND, PGND), and outputs for the motor phases (OUT_A, OUT_B, OUT_C, OUT_D). There are also pins for protection and monitoring (FAULT, OTW) and a pin to set the device mode (MODE). Additionally, the package includes pins for bootstrap capacitors (BST_A, BST_B, BST_C, BST_D) required for high-side gate driving.
This motor driver is suitable for applications requiring high current and voltage, providing efficient thermal performance through its PowerPAD design. It includes protection features such as over-temperature and over-current protection, making it robust for various motor control applications.
Manufacturer
The DRV8432DKD is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits and processors. Founded in 1930 and headquartered in Dallas, Texas, TI is a leader in the electronics industry, known for its innovation and development of analog circuits, embedded processors, and other semiconductor technologies. The company serves various industries, including automotive, industrial, electronics, and communications.
Application
The DRV8432DKD is a high-performance dual H-bridge motor driver designed for various applications. It is commonly used in:
1. Industrial Automation: Drives motors in robotic arms, conveyors, and CNC machines.
2. Consumer Electronics: Powers motors in devices such as printers and home appliances.
3. Automotive Systems: Supports electric power steering and other motor-driven components.
4. Renewable Energy: Facilitates the control of motors in solar trackers and wind turbines.
5. Medical Equipment: Operates motors in devices like pumps and imaging systems.
6. Robotics: Controls motors in autonomous robots and drones.
Its versatility and robust design make it ideal for applications requiring precise motor control and efficiency.
1. Industrial Automation: Drives motors in robotic arms, conveyors, and CNC machines.
2. Consumer Electronics: Powers motors in devices such as printers and home appliances.
3. Automotive Systems: Supports electric power steering and other motor-driven components.
4. Renewable Energy: Facilitates the control of motors in solar trackers and wind turbines.
5. Medical Equipment: Operates motors in devices like pumps and imaging systems.
6. Robotics: Controls motors in autonomous robots and drones.
Its versatility and robust design make it ideal for applications requiring precise motor control and efficiency.
Package
The DRV8432DKD is a motor driver IC from Texas Instruments, available in a DKD package type. Specifically, it comes in a 44-pin PowerPAD™ thermally enhanced package, designed for high thermal performance and efficient heat dissipation, making it suitable for driving high-power motors.