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AL5809-50S1-7

AL5809-50S1-7 Description

The AL5809-50S1-7 from Diodes Incorporated is a high-performance linear LED driver designed for precision current regulation in low-to-medium-power LED applications. Packaged in a compact SOD-123 surface-mount form factor and supplied in Tape & Reel (TR), this driver integrates an internal switch and supports a wide input voltage range of 2.5V to 60V, delivering a stable 50mA output current with up to 60V output voltage. Its PWM dimming capability ensures efficient brightness control, while its linear topology minimizes EMI interference, making it ideal for noise-sensitive environments. Compliant with ROHS3 and REACH standards, it is suitable for industrial and commercial applications requiring reliable, long-term operation.

AL5809-50S1-7 Features

• Integrated Internal Switch: Eliminates the need for external components, reducing BOM cost and PCB footprint.
• Wide Voltage Range: Operates from 2.5V to 60V, accommodating diverse power supply configurations.
• Precision Current Regulation: Delivers a consistent 50mA output with high accuracy for uniform LED brightness.
• PWM Dimming Support: Enables dynamic brightness adjustment for enhanced visual effects.
• Compact SOD-123 Package: Optimized for space-constrained designs, ideal for high-density PCB layouts.
• Robust Compliance: ROHS3 and REACH Unaffected, ensuring environmental and regulatory adherence.
• Moisture Sensitivity Level (MSL 3): Suitable for extended storage (168 hours) in controlled environments.

AL5809-50S1-7 Applications

• LED Signage: Provides stable current for backlighting and decorative displays in retail, advertising, and architectural lighting.
• Industrial Lighting: Ensures reliability in harsh environments, such as factory automation and machinery indicators.
• Consumer Electronics: Ideal for portable devices, status indicators, and low-power decorative lighting.
• Automotive Accent Lighting: Supports low-voltage automotive applications where EMI sensitivity is critical.

Conclusion of AL5809-50S1-7

The AL5809-50S1-7 stands out as a versatile, cost-effective solution for linear LED driving, combining wide voltage compatibility, integrated switching, and PWM dimming in a compact package. Its robust design and compliance with environmental standards make it a preferred choice for signage, industrial, and consumer applications. Engineers will appreciate its simplicity, efficiency, and reliability, particularly in space-constrained or noise-sensitive designs. For projects demanding precision current control and minimal external components, this driver delivers exceptional performance.