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LM1117IMPX-3.3 from NS,National Semiconductor

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LM1117IMPX-3.3

Manufacturer: NS

800mA Low-Dropout Linear Regulator

Partnumber Manufacturer Quantity Availability
LM1117IMPX-3.3,LM1117IMPX33 NS 8000 In Stock

Description and Introduction

800mA Low-Dropout Linear Regulator The LM1117IMPX-3.3 is a low-dropout linear voltage regulator manufactured by ON Semiconductor (NS). Below are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** 800mA  
- **Dropout Voltage:** 1.2V (typical at 800mA load)  
- **Input Voltage Range:** Up to 15V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-223  
- **Quiescent Current:** 5mA (typical)  

### **Descriptions:**
- The LM1117IMPX-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable 3.3V output with high efficiency.  
- It includes features such as current limiting and thermal shutdown for protection.  
- Suitable for battery-powered and portable applications due to its low dropout voltage.  

### **Features:**
- **Fixed 3.3V Output**  
- **Low Dropout Voltage (1.2V typical at 800mA)**  
- **Current Limiting & Thermal Protection**  
- **Available in SOT-223 Package**  
- **Stable with Low-ESR Capacitors (≥10µF recommended)**  
- **Suitable for Battery-Powered Applications**  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

800mA Low-Dropout Linear Regulator
Partnumber Manufacturer Quantity Availability
LM1117IMPX-3.3,LM1117IMPX33 NSC 39 In Stock

Description and Introduction

800mA Low-Dropout Linear Regulator The LM1117IMPX-3.3 is a low-dropout linear voltage regulator manufactured by NSC (National Semiconductor Corporation).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** Up to 800mA  
- **Dropout Voltage:** Typically 1.2V at full load  
- **Input Voltage Range:** Up to 15V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Package:** SOT-223  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions and Features:**  
- Designed for low-dropout applications  
- Stable with low-ESR ceramic capacitors  
- Internal current limiting and thermal protection  
- Suitable for battery-powered and portable devices  
- High accuracy (±1% output voltage tolerance)  
- Low quiescent current  

This regulator is commonly used in power supply circuits for microcontrollers, FPGAs, and other low-voltage digital systems.

Application Scenarios & Design Considerations

800mA Low-Dropout Linear Regulator

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