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L9942XP1TR from ST,ST Microelectronics

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L9942XP1TR

Manufacturer: ST

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

Partnumber Manufacturer Quantity Availability
L9942XP1TR ST 15200 In Stock

Description and Introduction

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

**Part Number:** L9942XP1TR  

**Specifications:**  
- **Type:** Integrated Circuit (IC)  
- **Function:** Automotive-grade power switch  
- **Operating Voltage Range:** 4.5V to 28V  
- **Output Current:** Up to 1.5A (per channel)  
- **Number of Outputs:** 4 (quad-channel)  
- **Package:** PowerSSO-24  
- **Operating Temperature Range:** -40°C to +150°C  
- **Protection Features:** Overcurrent, overtemperature, short-circuit, and reverse polarity protection  
- **Diagnostic Features:** Open-load detection, thermal shutdown, and fault reporting  
- **Interface:** SPI (Serial Peripheral Interface) for control and diagnostics  
- **Compliance:** AEC-Q100 qualified (automotive-grade reliability)  

**Descriptions:**  
The L9942XP1TR is a quad-channel power switch designed for automotive applications, providing robust and reliable control of resistive, inductive, and capacitive loads. It integrates multiple protection and diagnostic features, making it suitable for harsh automotive environments.  

**Features:**  
- High-side power switches with low on-resistance  
- Configurable current limitation  
- SPI-programmable parameters  
- Low standby current consumption  
- Enhanced ESD protection  
- Suitable for automotive lighting, motor control, and solenoid driving applications  

(Source: STMicroelectronics datasheet)

Application Scenarios & Design Considerations

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

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