The ACT337SH-T is a highly efficient step-down DC-DC converter from Active-Semi International Inc. It's designed to provide a regulated output voltage from a higher input voltage, making it suitable for a wide range of portable and battery-powered applications.

Applications:

• Portable media players
• Smartphones
• Tablets
• GPS devices
• Wireless communication devices

Features:

• High efficiency up to 95%
• Input voltage range: 2.7V to 5.5V
• Output voltage adjustable
• Low quiescent current
• Short-circuit protection
• Over-temperature protection

Benefits:

• Extended battery life due to high efficiency
• Stable output voltage under varying load conditions
• Compact solution size
• Reduced power consumption in standby mode
• Protection against damage from short circuits
• Protection against overheating

Additional Details:

The ACT337SH-T operates at a high switching frequency, allowing for the use of smaller external components. It features internal compensation, simplifying the design process and reducing the number of external components required. The device is available in a small package, making it ideal for space-constrained applications. Its low quiescent current minimizes power consumption when the device is in standby mode, further extending battery life.