500mA, Low-Dropout Linear Regulator in SOT23 The **MAX1818EUT33+T** is a low-dropout (LDO) linear regulator manufactured by **Maxim Integrated (now part of Analog Devices)**. Below are its key specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** Up to **120mA**  
- **Dropout Voltage:** **120mV** (typical at 100mA load)  
- **Input Voltage Range:** **2.5V to 5.5V**  
- **Quiescent Current:** **30µA** (typical)  
- **Package:** **SOT23-6**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Line Regulation:** **±0.02%/V** (typical)  
- **Load Regulation:** **±0.05%/mA** (typical)  

### **Descriptions:**
- The MAX1818EUT33+T is a **low-noise, low-dropout linear regulator** optimized for battery-powered applications.  
- It provides a **fixed 3.3V output** with high accuracy (±2% over temperature).  
- Features **low quiescent current**, making it suitable for portable and power-sensitive designs.  
- Includes **thermal shutdown and current-limit protection** for enhanced reliability.  

### **Features:**
- **Ultra-Low Dropout Voltage (120mV @ 100mA)**  
- **Low Quiescent Current (30µA typical)**  
- **Stable with Low-ESR Ceramic Capacitors**  
- **Thermal Shutdown & Current-Limit Protection**  
- **Tiny SOT23-6 Package for Space-Constrained Applications**  
- **Excellent Line/Load Regulation**  

This regulator is commonly used in **battery-powered devices, portable electronics, and low-power embedded systems**.  

Would you like additional details on a specific aspect?

500mA, Low-Dropout Linear Regulator in SOT23