The AAT3221IJS-1.6-T1 is a high-efficiency, low-noise, constant frequency charge pump DC-DC converter manufactured by Advanced Analog Technology, Inc. It is designed to provide a regulated output voltage with minimal external components. This device is ideal for battery-powered applications requiring a small solution size and high efficiency.

Applications

• LED backlighting for displays
• Powering LCD bias
• Handheld devices
• Portable equipment

Features

• High efficiency
• Low noise constant frequency operation
• Small solution size
• Short-circuit protection
• Thermal shutdown protection

Benefits

• Extended battery life in portable applications
• Reduced EMI and noise in sensitive circuits
• Compact design for space-constrained devices
• Enhanced system reliability with built-in protection features

Technical Specifications

The AAT3221IJS-1.6-T1 provides a fixed output voltage of 1.6V. It operates with an input voltage range. It is available in a small SOT-23 package. The charge pump operates at a constant frequency, which helps to minimize output ripple and noise. The device also includes short-circuit and thermal overload protection to prevent damage under fault conditions.

This charge pump is well-suited for a variety of portable applications where high efficiency and small size are critical.