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LP3966ET-5.0 from NS,National Semiconductor

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LP3966ET-5.0

Manufacturer: NS

3A Fast Ultra Low Dropout Linear Regulator

Partnumber Manufacturer Quantity Availability
LP3966ET-5.0,LP3966ET50 NS 8 In Stock

Description and Introduction

3A Fast Ultra Low Dropout Linear Regulator The LP3966ET-5.0 is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 5.0V (fixed)  
- **Output Current:** Up to 800mA  
- **Dropout Voltage:** 300mV (typical) at 800mA  
- **Input Voltage Range:** 2.5V to 7V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.04% (typical)  
- **Quiescent Current:** 75µA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions and Features:**  
- Designed for low-power applications requiring stable voltage regulation.  
- Includes thermal shutdown and current limit protection.  
- Stable with low-ESR ceramic capacitors (≥10µF recommended).  
- Low noise and high PSRR (Power Supply Rejection Ratio).  
- Suitable for battery-powered devices, portable electronics, and embedded systems.  

This regulator is optimized for efficiency and reliability in space-constrained designs.

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