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REG1117 from TI,Texas Instruments

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REG1117

Manufacturer: TI

800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85V, 3.3V, 5V, and Adjustable

Partnumber Manufacturer Quantity Availability
REG1117 TI 140 In Stock

Description and Introduction

800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85V, 3.3V, 5V, and Adjustable **Introducing the REG1117: A Reliable Low-Dropout Linear Regulator for Precision Power Management**  

In today’s demanding electronic designs, stable and efficient voltage regulation is critical. The **REG1117** stands out as a high-performance, low-dropout (LDO) linear regulator designed to deliver precise power with minimal noise and superior thermal performance.  

Engineered for versatility, the REG1117 supports a wide input voltage range while maintaining a low dropout voltage—typically **1.1V at 800mA load current**—making it ideal for applications where power efficiency is paramount. With fixed output voltages available in **1.8V, 2.5V, 3.3V, and 5.0V**, as well as an adjustable variant, this regulator provides flexibility for diverse circuit requirements.  

Key advantages of the REG1117 include:  
- **High Accuracy:** Tight output voltage tolerance ensures consistent performance for sensitive analog and digital circuits.  
- **Low Noise:** Excellent ripple rejection minimizes interference in noise-sensitive applications such as RF and precision instrumentation.  
- **Thermal Protection:** Built-in safeguards prevent overheating, enhancing reliability in high-current scenarios.  
- **Compact Footprint:** Available in space-saving packages, including SOT-223 and TO-252, facilitating integration into compact designs.  

Whether powering microcontrollers, FPGAs, or IoT devices, the REG1117 delivers dependable regulation with minimal external components. Its robust design and thermal efficiency make it a preferred choice for industrial, automotive, and consumer electronics where stability and longevity are essential.  

For engineers seeking a cost-effective, high-performance LDO solution, the REG1117 offers an optimal balance of precision, efficiency, and durability—ensuring seamless power delivery in even the most demanding environments.

Application Scenarios & Design Considerations

800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85V, 3.3V, 5V, and Adjustable

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