3.0V or 3.3V microprocessor supervisory circuit. Reset threshold 2.925V. Active-low reset. Manual reset input. Backup-battery switch. Power-fail threshold accuracy +-2%. Power-fail comparator. Reset window +-2% The MAX806SESA 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 factual data:  

### **Specifications:**  
- **Input Voltage Range:** 2.5V to 11.5V  
- **Output Voltage Options:** 3.0V, 3.3V, 5.0V (fixed)  
- **Output Current:** 150mA (max)  
- **Dropout Voltage:** 120mV (typical at 100mA load)  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.04%/mA (typical)  
- **Quiescent Current:** 85µA (typical)  
- **Shutdown Current:** <1µA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (MAX806SESA)  

### **Descriptions:**  
- The MAX806SESA is a low-dropout linear regulator designed for battery-powered applications.  
- It provides stable output voltage with low quiescent current, making it suitable for portable devices.  
- Includes thermal shutdown and current-limit protection.  

### **Features:**  
- **Low Dropout Voltage:** 120mV at 100mA load.  
- **Low Quiescent Current:** 85µA (typical).  
- **Low Shutdown Current:** <1µA.  
- **Thermal Shutdown Protection:** Prevents overheating.  
- **Current-Limit Protection:** Safeguards against excessive load currents.  
- **Stable with Low-ESR Capacitors:** Works with ceramic capacitors.  

This information is based solely on the manufacturer's datasheet and technical documentation.

3.0V or 3.3V microprocessor supervisory circuit. Reset threshold 2.925V. Active-low reset. Manual reset input. Backup-battery switch. Power-fail threshold accuracy +-2%. Power-fail comparator. Reset window +-2%