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LP3950SL from NS,National Semiconductor

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15.625ms

LP3950SL

Manufacturer: NS

2.7 V to 2.9 V, color LED driver with audio synchronizer

Partnumber Manufacturer Quantity Availability
LP3950SL NS 9070 In Stock

Description and Introduction

2.7 V to 2.9 V, color LED driver with audio synchronizer The LP3950SL is a high-performance voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 7V  
- **Output Voltage:** Adjustable (1.25V to 5.5V) or Fixed (3.3V, 5V)  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** 300mV (typical at 1A)  
- **Line Regulation:** 0.05% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Quiescent Current:** 1mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  

### **Descriptions:**  
The LP3950SL is a low-dropout (LDO) linear regulator designed for high-efficiency power management. It features low noise, high PSRR (Power Supply Rejection Ratio), and thermal shutdown protection.  

### **Features:**  
- **Low Dropout Voltage:** Ensures stable output even with low input voltage.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Current Limit Protection:** Safeguards against excessive current draw.  
- **Adjustable or Fixed Output Voltage:** Provides flexibility in design.  
- **High Efficiency:** Suitable for battery-powered applications.  
- **Fast Transient Response:** Maintains stable output under load changes.  

This regulator is commonly used in industrial, automotive, and consumer electronics applications.

Partnumber Manufacturer Quantity Availability
LP3950SL NSC 27750 In Stock

Description and Introduction

2.7 V to 2.9 V, color LED driver with audio synchronizer The LP3950SL is a voltage regulator manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Voltage:** 5V  
- **Output Current:** 1A  
- **Input Voltage Range:** Up to 10V  
- **Dropout Voltage:** Typically 0.5V at full load  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-263 (D2PAK)  

### **Descriptions and Features:**  
- **Fixed Output Voltage:** Provides a stable 5V output.  
- **High Current Capability:** Supports up to 1A of output current.  
- **Low Dropout Voltage:** Efficient operation with minimal voltage difference between input and output.  
- **Thermal Protection:** Includes built-in thermal shutdown to prevent overheating.  
- **Short-Circuit Protection:** Safeguards against output short circuits.  
- **Wide Operating Temperature Range:** Suitable for industrial and automotive applications.  
- **Surface-Mount Package:** TO-263 package for compact PCB designs.  

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

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