Dual/Quad Decompensated Low Noise/ High Speed Precision Op Amps The LT1126CS8 is a low dropout (LDO) regulator manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Adjustable from 1.24V to 20V (fixed 5V version also available)
- **Output Current:** 800mA (guaranteed minimum)
- **Dropout Voltage:** 300mV typical at 800mA load
- **Input Voltage Range:** Up to 30V
- **Quiescent Current:** 1mA typical (2.5mA max)
- **Line Regulation:** 0.03% typical
- **Load Regulation:** 0.1% typical
- **Operating Temperature Range:** 0°C to +125°C
- **Package:** 8-Lead SOIC (CS8)

### **Descriptions:**
- The LT1126CS8 is a high-performance, low dropout linear regulator designed for demanding applications.
- It features low noise, high PSRR (Power Supply Rejection Ratio), and fast transient response.
- The device includes thermal shutdown and current limit protection for safe operation.
- It is suitable for battery-powered systems, industrial controls, and precision analog circuits.

### **Features:**
- **Low Dropout Voltage:** Ensures efficient regulation even with small input-output differentials.
- **Adjustable Output:** Allows flexibility in setting the desired output voltage.
- **High PSRR:** 75dB typical at 120Hz, reducing noise in sensitive applications.
- **Thermal Protection:** Prevents damage from overheating.
- **Current Limit Protection:** Safeguards against excessive load currents.
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum output capacitors.
- **Low Noise:** Optimized for noise-sensitive circuits.

The LT1126CS8 is a robust LDO regulator suitable for applications requiring high efficiency, precision, and reliability.