VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT The part **LF18ABPT-TR** is manufactured by **STMicroelectronics (ST)**. Below are the specifications, descriptions, and features based on the available knowledge:  

### **Specifications:**  
- **Manufacturer:** STMicroelectronics  
- **Type:** Low Dropout (LDO) Voltage Regulator  
- **Output Voltage:** 1.8V  
- **Output Current:** 500mA  
- **Dropout Voltage:** Typically 300mV at full load  
- **Input Voltage Range:** Up to 5.5V  
- **Package:** SOT-223-4  
- **Operating Temperature Range:** -40°C to +125°C  
- **Quiescent Current:** Typically 85µA  
- **Protection Features:** Overcurrent protection, thermal shutdown  

### **Descriptions:**  
The **LF18ABPT-TR** is a low-dropout linear regulator designed to provide a stable 1.8V output voltage with a maximum current of 500mA. It is suitable for battery-powered applications and other systems requiring a regulated low-voltage supply.  

### **Features:**  
- Fixed 1.8V output  
- Low dropout voltage  
- Low quiescent current  
- Overcurrent and thermal protection  
- Stable with low-ESR ceramic capacitors  
- RoHS compliant  

For detailed electrical characteristics and application notes, refer to the official **STMicroelectronics datasheet**.

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT