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IL1117-3.3

Manufacturer: IKSEMI

1.0A Low Dropout Positive Voltage Regulator
Partnumber Manufacturer Quantity Availability
IL1117-3.3,IL111733 IKSEMI 1240 In Stock

Description and Introduction

1.0A Low Dropout Positive Voltage Regulator The IL1117-3.3 is a low dropout (LDO) voltage regulator designed to provide a fixed output voltage of 3.3V.  

### **Manufacturer Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** Up to 800mA  
- **Dropout Voltage:** Typically 1.1V at 800mA  
- **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 Types:** TO-220, SOT-223, DPAK  

### **Descriptions and Features:**  
- **Fixed Output Voltage:** Provides a stable 3.3V output.  
- **Low Dropout Voltage:** Suitable for battery-powered applications.  
- **Overcurrent and Thermal Protection:** Built-in safeguards against excessive current and overheating.  
- **High Accuracy:** Tight voltage regulation for precision applications.  
- **Wide Input Voltage Range:** Compatible with various power sources.  
- **Low Quiescent Current:** Improves efficiency in standby modes.  

The IL1117-3.3 is commonly used in power supply circuits for microcontrollers, embedded systems, and other low-voltage electronics.

Application Scenarios & Design Considerations

1.0A Low Dropout Positive Voltage Regulator

Alternative Part Number

  • AMS1117-3.3 --: Pin-compatible 3.3V 1A low-dropout regulator in the same SOT-223 package, widely available and a common drop-in replacement.
  • LM1117-3.3 --: Industry-standard 3.3V 800mA LDO with identical pinout and package options, well documented and reliable.
  • LD1117S33TR --: 3.3V 800mA LDO regulator with matching pinout and SOT-223 package, suitable as a functional equivalent.
  • LD1117S33 --: 3.3V 800mA LDO regulator with matching pin configuration and SOT-223 package, suitable alternative with good availability.

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