Stepper Motor Driver for Bipolar Motors with microstepping & programmable current profile **Part Number:** L9942XP1  
**Manufacturer:** STMicroelectronics  

### **Specifications:**  
- **Type:** Automotive-grade, multi-channel power driver IC  
- **Operating Voltage Range:** 4.5V to 28V  
- **Output Channels:** 8 low-side drivers  
- **Current Capability:** Up to 0.7A per channel (sink)  
- **Diagnostic Features:** Open-load detection, short-to-ground, and short-to-battery protection  
- **Communication Interface:** SPI (Serial Peripheral Interface)  
- **Package:** PowerSSO-36  
- **Operating Temperature Range:** -40°C to +150°C  
- **Protection Features:** Thermal shutdown, overcurrent protection  

### **Descriptions and Features:**  
- Designed for automotive applications, including body control modules and lighting systems.  
- Integrated diagnostic functions for fault detection and reporting.  
- Low standby current consumption for energy efficiency.  
- Robust design with ESD protection for harsh automotive environments.  
- Suitable for driving resistive, inductive, and capacitive loads.  

For detailed electrical characteristics, refer to the official STMicroelectronics datasheet.

Stepper Motor Driver for Bipolar Motors with microstepping & programmable current profile