The AAT3528ICX-4.63-200-T1 is a highly efficient, constant-current LED driver from Advanced Analog Technology, Inc. designed to provide a stable and regulated current source for driving LEDs. Its primary function is to ensure consistent brightness and longevity of LEDs in various applications. The integrated circuit is optimized for applications requiring a precise and efficient LED driving solution.

Applications:

• Backlighting for LCD displays in portable devices such as mobile phones and tablets
• LED flashlights and torch applications
• General lighting applications requiring consistent LED brightness
• Automotive lighting systems
• Decorative and accent lighting

Features:

• High efficiency DC-DC conversion
• Constant current LED drive
• Fixed 4.63V output voltage
• 200mA maximum output current
• Integrated Schottky diode
• Short-circuit protection
• Over-temperature protection
• Compact 10-pin TDFN package

Benefits:

• Extends battery life in portable devices due to high efficiency
• Ensures consistent LED brightness and prolongs LED lifespan
• Provides a stable and regulated voltage source
• Reduces the number of external components needed
• Protects the IC and LEDs from damage due to short circuits
• Ensures reliable operation even in high-temperature environments
• Saves space on the PCB due to the small package size

Additional Details:

The AAT3528ICX-4.63-200-T1 utilizes a high-efficiency switching regulator to deliver a constant current to the LED(s). The integrated Schottky diode enhances the overall efficiency of the circuit. It offers protection against short circuits and over-temperature conditions, ensuring reliable operation in demanding environments. The device is packaged in a small 10-pin TDFN (Thin Dual Flat No-Lead) package, making it suitable for compact designs. The 'T1' suffix indicates that the product is supplied in tape and reel packaging, facilitating automated assembly processes.

This LED driver is a robust and efficient solution for a wide range of LED lighting applications, providing consistent performance and long-term reliability.