The A6282ELPTR, manufactured by Allegro MicroSystems, is a highly integrated, constant current LED driver designed for automotive lighting applications. This device is optimized for driving LEDs with high efficiency and provides comprehensive protection features, making it suitable for demanding automotive environments.

Applications

• Automotive Tail Lights: Used in automotive tail light applications for precise and efficient LED driving.
• Automotive Brake Lights: Employed in automotive brake light systems for reliable and fast LED response.
• Automotive Turn Signals: Utilized in automotive turn signal indicators for clear and consistent LED illumination.
• Automotive Daytime Running Lights (DRL): Incorporated in DRL systems for energy-efficient and bright LED lighting.
• Automotive Interior Lighting: Used in interior lighting applications, such as map lights and dome lights.

Features

• Constant Current Regulation: Provides precise constant current regulation for consistent LED brightness.
• High Efficiency: Offers high efficiency, minimizing power dissipation and reducing heat generation.
• Wide Input Voltage Range: Supports a wide input voltage range, accommodating various automotive power supply conditions.
• Integrated Protection Features: Includes overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown protection.
• PWM Dimming Control: Supports PWM dimming control for precise brightness adjustment.

Benefits

• Consistent LED Brightness: Constant current regulation ensures consistent LED brightness across different operating conditions.
• Energy Efficiency: High efficiency minimizes power consumption and extends the lifespan of LEDs.
• Robust Protection: Integrated protection features protect the driver and LEDs from damage due to overvoltage, overcurrent, and overtemperature conditions.
• Flexible Dimming Control: PWM dimming control allows for precise brightness adjustment, enhancing the user experience.
• Automotive Grade: Designed and tested to meet stringent automotive requirements for reliability and performance.

Technical Specifications

The A6282ELPTR typically features an input voltage range of 4.5V to 40V and a constant output current of up to 1.5A. It includes comprehensive protection features such as overvoltage, overcurrent, and overtemperature protection. The device is available in a thermally enhanced eTSSOP package. These specifications make it ideal for a wide range of automotive LED lighting applications.