The PBL3739 is a monolithic integrated circuit designed for stepper motor driving applications. It incorporates a dual full-bridge driver, capable of controlling two phases of a bipolar stepper motor, or driving two independent DC motors. It is designed for micro-stepping applications, offering precise motor control and reduced noise.

Applications

• Stepper motor control in printers
• X-Y plotters
• Robotics
• CNC machines
• Valve positioning systems
• General purpose motor driving applications

Features

• Dual full-bridge drivers
• Micro-stepping capability
• Built-in protection diodes
• Wide supply voltage range
• TTL/CMOS compatible inputs
• Thermal shutdown protection
• Overcurrent protection

Benefits

• Precise motor control with micro-stepping
• Simplified system design with integrated drivers
• Robust operation due to built-in protection features
• Reduced noise and vibration in stepper motor applications
• Cost-effective solution for motor control

Additional Details

The PBL3739 typically operates from a supply voltage range of 10V to 45V. It features a maximum output current of 1A per bridge. The device can be controlled through TTL/CMOS compatible inputs, allowing for easy interfacing with microcontrollers and other digital control systems. Its thermal shutdown and overcurrent protection features ensure safe and reliable operation even under demanding conditions. The package is a multi-lead power package for efficient heat dissipation.