The AMS1117CS-3.3 is a low dropout (LDO) voltage regulator manufactured by Advanced Monolithic Systems (AMS). This device provides a fixed 3.3V output voltage and is designed to maintain a stable output even when the input voltage is close to the output voltage. It is commonly used in various electronic devices to ensure a consistent and reliable power supply.

Applications

• Post-regulation for switching power supplies
• Battery chargers
• Microprocessor and microcontroller power
• Portable devices
• Linear regulation applications

Features

• Low dropout voltage
• Fixed 3.3V output
• Thermal overload protection
• Short circuit protection
• Output current limiting

Benefits

• Stable and reliable 3.3V power supply
• Efficient power conversion
• Protection against overheating and short circuits
• Suitable for battery-powered applications
• Easy integration into electronic circuits

Technical Specifications

The AMS1117CS-3.3 typically has a dropout voltage of 1.1V at a rated current. It can supply an output current of up to 1A. The input voltage range is typically from 4.75V to 15V. It features internal thermal shutdown and current limiting protection to prevent damage from overloads or short circuits. The device is available in a surface-mount package. Detailed specifications on pin configurations, electrical characteristics, and thermal resistance are available in the datasheet.