Key specifications:  
- **Manufacturer:** Fairchild Semiconductor (FSC)  
- **Type:** Voltage Regulator  
- **Package:** TO-252 (DPAK)  
- **Output Voltage:** Adjustable or fixed (specific variant dependent)  
- **Output Current:** Up to 1.5A  
- **Input Voltage Range:** Typically 4.5V to 18V  
- **Features:** Low dropout, thermal shutdown, current limit protection  

For exact electrical characteristics, refer to the official **Fairchild Semiconductor datasheet**.