L6228PD

The L6228PD is an advanced stepper motor driver that sets a new standard for precision and efficiency. With its innovative design and sophisticated features, this device delivers exceptional performance and reliability in driving two-phase bipolar stepper motors. The BCD technology used in the L6228PD combines isolated DMOS power transistors with CMOS and bipolar circuits on a single chip, providing seamless integration and optimal functionality. The constant off time PWM current controller ensures accurate chopping regulation, while the phase sequence generator simplifies the process of generating stepping sequences. Equipped with non-dissipative overcurrent protection and thermal shutdown capabilities, the L6228PD offers enhanced safety and protection for your motor control system. Whether you're working on a 3D printer, robotic arm, or any other application requiring precise motor control, the L6228PD is the perfect choice for achieving smooth and reliable operation

Key Features

• Operating supply voltage from 8 to 52 V
• 2.8 A output peak current (1.4 A RMS)
• R_DS(ON) 0.73 Ω typ. value at T_j = 25 °C
• Operating frequency up to 100 KHz
• Non-dissipative overcurrent protection
• Dual independent constant t_OFF PWM current controllers
• Fast/slow decay mode selection
• Fast decay quasi-synchronous rectification
• Decoding logic for stepper motor full and half step drive
• Cross conduction protection
• Thermal shutdown
• Undervoltage lockout
• Integrated fast freewheeling diodes