AMIS-30522 Description
AMIS-30522, NCV70522 Micro-Stepping Motor Driver Introduction The AMIS−30522/NCV70522 is a micro−stepping stepper motor driver for bipolar stepper motors. The chip is connected through I/O pins and a SPI interface with an external microcontroller. The AMIS−30522/NCV70522 contains a current−translation table.
AMIS-30522 Key Features
- Dual H-Bridge for 2 Phase Stepper Motors
- Programmable Peak-Current up to 1.2 A Continuous (1.5 A Short
- On-Chip Current Translator
- SPI Interface
- Speed and Load-Angle Output
- 7 Step Modes from Full-Step up to 32 Micro-Steps
- Fully Integrated Current-Sense
- PWM Current Control with Automatic Selection of Fast and Slow
- Low EMC PWM with Selectable Voltage Slopes
- Active Fly-back Diodes
AMIS-30522 Applications
- Dual H−Bridge for 2 Phase Stepper Motors
- Programmable Peak−Current up to 1.2 A Continuous (1.5 A Short