5A Low Dropout Positive Regulators 3-TO-220 -40 to 125 The **LM1084IT-3.3/NOPB** is a **3.3V fixed-output low-dropout (LDO) voltage regulator** manufactured by **Texas Instruments (formerly National Semiconductor, NS)**.  

### **Key Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** Up to **5A**  
- **Dropout Voltage:** **1.5V (max) at 5A**  
- **Input Voltage Range:** **4.75V to 15V**  
- **Line Regulation:** **0.015% (typ)**  
- **Load Regulation:** **0.1% (typ)**  
- **Operating Temperature Range:** **-40°C to +125°C**  
- **Package:** **TO-220 (3-pin)**  
- **Accuracy:** **±1% (over line, load, and temperature)**  

### **Features:**  
- **Low dropout voltage** for high-efficiency regulation  
- **Thermal shutdown and current limit protection**  
- **Adjustable and fixed output voltage versions available**  
- **Stable with low-ESR capacitors (≥10µF)**  
- **Suitable for high-current applications**  

This regulator is commonly used in **power supplies, industrial systems, and embedded applications** requiring stable 3.3V power.

5A Low Dropout Positive Regulators 3-TO-220 -40 to 125