200mA, Low Noise, Low Dropout Negative Micropower Regulator The LT1964ES5-5#PBF is a low dropout (LDO) linear regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** 200mA  
- **Dropout Voltage:** 300mV (typical at 200mA load)  
- **Input Voltage Range:** 2.3V to 20V  
- **Quiescent Current:** 30µA (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Line Regulation:** 0.02% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions and Features:**  
- **Low Dropout Voltage:** Ensures stable operation even with small input-output differentials.  
- **Low Noise:** Optimized for noise-sensitive applications.  
- **Low Quiescent Current:** Enhances efficiency in battery-powered systems.  
- **Fast Transient Response:** Maintains stable output under varying load conditions.  
- **Protection Features:** Includes reverse battery protection, current limiting, and thermal shutdown.  
- **Stable with Low-ESR Capacitors:** Works with ceramic capacitors (≥2.2µF).  
- **Applications:** Suitable for portable electronics, battery-powered devices, and noise-sensitive analog circuits.  

This regulator is designed for high-performance, low-power applications requiring precise voltage regulation.

200mA, Low Noise, Low Dropout Negative Micropower Regulator