DC-DC STEP-DOWN POWER SUPPLY MODULE AMS 1117

The AMS1117 Step-Down Power Supply Module is a compact, efficient, and reliable voltage regulator designed to convert higher DC voltages to lower, stable output voltages. This module is ideal for a wide range of applications including microcontroller power supplies, battery-powered projects, and other electronic devices requiring a regulated power source. Its simplicity and ease of use make it a popular choice among hobbyists and professionals alike.

Key Features

• High Efficiency: Capable of converting input voltage efficiently, reducing power loss and heat generation.
• Compact Design: Small form factor allows for easy integration into various projects.
• Stable Output: Provides a consistent and reliable voltage output, essential for sensitive electronics.
• Wide Input Range: Supports a wide range of input voltages, making it versatile for different applications.
• Built-in Protections: Includes over-current and thermal shutdown features to protect both the module and connected devices.

Technical Specifications

• Input Voltage: 4.5V to 12V DC
• Output Voltage: Available in 1.5V, 1.8V, 2.5V, 3.3V, and 5V variants
• Output Current: Up to 1A (depending on the model)
• Voltage Dropout: 1.1V at 1A output current
• Quiescent Current: Typically 5mA
• Operating Temperature: -40°C to +125°C
• Thermal Shutdown: Yes
• Overcurrent Protection: Yes
• Package Type: SOT-223

Available Models

1. AMS1117-1.5

   • Output Voltage: 1.5V
   • Max Output Current: 1A
     
     

2. AMS1117-1.8

   • Output Voltage: 1.8V
   • Max Output Current: 1A
     
     

3. AMS1117-2.5

   • Output Voltage: 2.5V
   • Max Output Current: 1A
     
     

4. AMS1117-3.3

   • Output Voltage: 3.3V
   • Max Output Current: 1A
     
     

5. AMS1117-5.0

   • Output Voltage: 5.0V
   • Max Output Current: 1A

Applications

• Microcontroller Power Supply: Provides stable voltage for microcontroller circuits.
• Battery-Powered Projects: Converts battery voltage to a stable output for various electronic components.
• Embedded Systems: Ensures reliable power for embedded system applications.
• DIY Electronics: Suitable for hobby projects and DIY electronic builds.

Conclusion

The AMS1117 Step-Down Power Supply Module is an essential component for anyone working with electronics, offering reliable performance, ease of use, and versatility. Whether you are powering a microcontroller or need a stable voltage for your project, the AMS1117 series provides a robust solution.