STMicroelectronics

L7808ACD2T-TR

L7808ACD2T-TR Description

The L7808ACD2T-TR is a linear voltage regulator designed by STMicroelectronics, offering a fixed output voltage of 8V and a maximum output current of 1.5A. This regulator is housed in a D2PAK surface-mount package, making it suitable for a wide range of applications requiring a robust and reliable power supply solution. Despite its obsolete status, the L7808ACD2T-TR remains a popular choice for engineers due to its proven performance and compatibility with various electronic systems.

L7808ACD2T-TR Features

• Fixed Output Voltage: The L7808ACD2T-TR provides a stable output voltage of 8V, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 35V, this regulator can handle a wide range of input voltages, making it versatile for different power supply scenarios.
• High Output Current: Capable of delivering up to 1.5A of output current, the L7808ACD2T-TR is suitable for applications requiring moderate to high current loads.
• Low Dropout Voltage: A dropout voltage of 2V at 1A (typical) ensures efficient operation even when the input voltage is close to the output voltage.
• Protection Features: Over-temperature and short-circuit protection features enhance the reliability and safety of the regulator, safeguarding it against common failure modes.
• Low Quiescent Current: A quiescent current of 6mA minimizes power consumption during standby or low-load conditions.
• High Power Supply Rejection Ratio (PSRR): A PSRR of 62dB at 120Hz ensures that the regulator can effectively filter out noise from the input power supply, resulting in cleaner output voltage.
• Wide Operating Temperature Range: The regulator operates reliably within a temperature range of 0°C to 125°C, making it suitable for use in various environmental conditions.
• Compliance: The L7808ACD2T-TR is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.
• Packaging: Available in a D2PAK surface-mount package with a tape and reel (TR) option, facilitating easy integration into modern PCB designs.

L7808ACD2T-TR Applications

The L7808ACD2T-TR is ideal for a variety of applications where a stable and reliable power supply is essential. Some specific use cases include:

• Consumer Electronics: Powering devices such as smartphones, tablets, and other portable electronics that require a stable 8V supply.
• Industrial Equipment: Providing regulated power to sensors, actuators, and control systems in industrial environments.
• Automotive Systems: Suitable for automotive applications where a robust and reliable power supply is needed to operate various electronic components.
• Medical Devices: Ensuring stable power delivery to medical equipment that requires precise voltage regulation.
• Telecommunications: Powering communication modules and devices that require a stable 8V supply for optimal performance.

Conclusion of L7808ACD2T-TR

The L7808ACD2T-TR is a versatile and reliable linear voltage regulator that offers a fixed 8V output and a maximum output current of 1.5A. Despite being marked as obsolete, its robust design, wide input voltage range, and protection features make it a preferred choice for engineers in various industries. The low dropout voltage and high PSRR ensure efficient and clean power delivery, while the D2PAK surface-mount package and tape and reel option facilitate easy integration into modern PCB designs. Whether used in consumer electronics, industrial equipment, automotive systems, medical devices, or telecommunications, the L7808ACD2T-TR provides a dependable power supply solution that meets the demands of diverse applications.