Description

The AT112 is an IC chip belonging to the electronic component category. Specifically, it is a step-down converter with a VIN range of 2.7V to 5.5V and VOUT range of 0.6V to VIN. It boasts a few features such as up to 500mA output current, up to 96% efficiency, 30μA typical quiescent current, and 1.5MHz switching frequency. The AT112 is versatile and can be used in portable applications.

Specifications and features

• VIN Range: 2.7V to 5.5V
• VOUT Range: 0.6V to VIN
• Up to 500mA Output Current
• Up to 96% Efficiency
• 30μA Typical Quiescent Current
• 1.5MHz Switching Frequency
• Soft-Start Control
• Over-Temperature and Current Limit Protection
• 100% Duty Cycle Low-Dropout Operation
• <1μA Shutdown Current
• Small External Components
• Ultra-Small STDFN22-8 Package
• Temperature Range: -40°C to +85°C

Application Scenarios

• Bluetooth® Headsets
• Cellular Phones
• Digital Cameras
• Handheld Instruments
• Micro Hard Disk Drive
• Portable Music Players
• USB Devices

Comparison

• Wide VIN and VOUT range, making it applicable for various devices
• High efficiency and low quiescent current contribute to energy-saving capabilities
• Provides protection from over-temperature and current limit issues
• Small size, lightweight and requires minimal external components

• No significant drawbacks observed in the product specification