The AL5809-25QP1-7 is a simple, cost-effective linear LED driver from Diodes Incorporated, designed to provide a constant current solution for driving LEDs. This device eliminates the need for external current limiting resistors and multiple LED driver ICs, offering a compact and efficient solution for a wide range of lighting applications.

Key Features

• Simplified Design: The AL5809-25QP1-7 allows for an easy design process, as it requires minimal external components to operate. This simplicity translates to a reduced bill of materials and a more straightforward PCB layout.
• Constant Current Output: It provides a precise constant current output of 25mA, which ensures uniform brightness across all connected LEDs and enhances the lifespan of the lighting system.
• Wide Input Voltage Range: This device can handle a broad input voltage range, making it versatile for use in various applications without the need for additional voltage regulation components.
• Thermal Protection: The built-in thermal shutdown feature protects the device and the LEDs from overheating, which can improve the reliability and safety of the lighting system.
• High Power Dissipation: With its high power dissipation capability, the AL5809-25QP1-7 can drive multiple LEDs in series while maintaining a consistent current, even at higher input voltages.

Applications

The versatility of the AL5809-25QP1-7 makes it suitable for a vast array of lighting applications, including but not limited to:

• General illumination
• Architectural lighting
• Decorative and mood lighting
• Signage and channel letters
• Commercial and industrial lighting

Package and Quality

Packaged in a small SOT-25 package, the AL5809-25QP1-7 is designed for space-constrained applications. It also complies with Diodes Incorporated's commitment to quality, ensuring a reliable and consistent performance across the product's lifespan.