Complete Single Supply 12-Bit Voltage Output DAC in SO-8 The LTC1257IN8 is a high-efficiency, low-dropout linear regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Key Specifications:**  
- **Input Voltage Range:** 4V to 10V  
- **Output Voltage:** Fixed 3.3V or adjustable (via external resistors)  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** 300mV (typical at 500mA)  
- **Quiescent Current:** 1.1mA (typical)  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.04%/mA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin PDIP (IN8)  

### **Descriptions and Features:**  
- **Low Dropout:** Operates efficiently with minimal headroom.  
- **Low Noise:** Suitable for noise-sensitive applications.  
- **Thermal Protection:** Includes internal thermal shutdown.  
- **Short-Circuit Protection:** Safeguards against output shorts.  
- **Adjustable Output:** Can be set with external resistors (if not fixed).  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum capacitors.  

This regulator is commonly used in battery-powered systems, portable devices, and other applications requiring stable, low-noise power.

Complete Single Supply 12-Bit Voltage Output DAC in SO-8