DRV8701ERGER Brushed DC Motor Full-Bridge Gate Driver IC
DRV8701ERGER Brushed DC Motor Full-Bridge Gate Driver IC
DRV8701 Single H-Bridge Gate Driver IC – Advanced MOSFET Motor Driver Controller
The DRV8701 from Texas Instruments is a high-performance single H-bridge gate driver designed to control four external N-channel MOSFETs in brushed DC motor applications, industrial automation, robotics, and embedded motion-control systems. With adjustable gate drive strength, integrated current regulation, dual control modes, and advanced protection features, the DRV8701 delivers efficient and flexible motor control for high-power embedded applications.
Why it’s a System Essential:
• Drives External N-Channel MOSFETs: Controls four external MOSFETs for high-current motor drive applications.
• 100% PWM Duty Cycle Support: Enables continuous full-speed motor operation.
• Flexible Control Interfaces: Supports both PH/EN and PWM control methods.
• Adjustable Gate Drive Strength: Optimizes switching performance and EMI control.
• Integrated Current Regulation: Limits motor inrush current for improved reliability.
• Built-In Voltage Regulators: Powers external logic and analog circuitry directly.
• Advanced Protection Features: Protects against undervoltage, overcurrent, and thermal faults.
Technical Specifications:
• Device Type: Single H-Bridge Gate Driver
• MOSFET Support: Four External N-Channel MOSFETs
• Operating Supply Voltage Range: 5.9V to 45V
• PWM Duty Cycle Support: Up to 100%
Control Interface Options:
• PH/EN Control Mode (DRV8701E)
• PWM Control Mode (DRV8701P)
Gate Drive Capability:
• Adjustable Gate Drive Levels: 5 Levels
• Source Current Range: 6mA to 150mA
• Sink Current Range: 12.5mA to 300mA
Logic & Current Features:
• Supports 1.8V, 3.3V, and 5V Logic Inputs
• Current Shunt Amplifier Gain: 20V/V
• Integrated PWM Current Regulation
• Motor Inrush Current Limiting
Power Management:
• Low-Power Sleep Mode: 9µA
• Integrated LDO Regulators:
• AVDD: 4.8V, up to 30mA Output
• DVDD: 3.3V, up to 30mA Output
Package Information:
• Package Type: 24-Pin QFN PowerPAD
• Package Dimensions: 4.0mm × 4.0mm × 0.9mm
Protection Features:
• VM Undervoltage Lockout (UVLO)
• Charge Pump Undervoltage Protection (CPUV)
• Overcurrent Protection (OCP)
• Pre-Driver Fault Detection (PDF)
• Thermal Shutdown (TSD)
• Fault Output Pin (nFAULT)
Features:
• High-efficiency H-bridge motor control
• Adjustable MOSFET gate drive strength
• Integrated current sensing and regulation
• Advanced fault protection mechanisms
• Compact thermally optimized package
• Low-power standby operation
Applications:
• Brushed DC motor drivers
• Robotics and automation systems
• Industrial motor control
• Embedded motion-control systems
• Smart actuators
• Battery-powered motor systems
• Automotive electronics
• High-current embedded power applications
• CNC and mobility systems
Best For:
Ideal for students, hobbyists, makers, engineers, and embedded developers working on robotics, industrial automation, motor driver systems, smart actuators, embedded motion control, and high-efficiency MOSFET switching applications requiring advanced H-bridge gate driver functionality.
Specifications
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