onsemi

MC7808BT  

Linear & Switching Voltage Regulators

MC7808BT Description

The MC7808BT is a fixed-output linear regulator designed for power management applications. Manufactured by onsemi, this IC offers a reliable and efficient solution for providing a stable 8V output at a maximum current of 1A. The device is housed in a through-hole TO220AB package, making it suitable for a variety of industrial and consumer electronics applications. Despite its obsolete status, the MC7808BT remains a robust choice for applications requiring a fixed positive output voltage with comprehensive protection features.

MC7808BT Features

• Fixed Output Voltage: The MC7808BT provides a stable 8V output, ensuring consistent power supply 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 various power sources.
• Low Dropout Voltage: At a typical dropout voltage of 2V at 1A, the MC7808BT ensures high efficiency even under heavy load conditions.
• Low Quiescent Current: The device operates with a quiescent current of only 8 mA, minimizing power consumption during idle periods.
• High Power Supply Rejection Ratio (PSRR): The MC7808BT boasts a PSRR of 62dB at 120Hz, effectively filtering out noise from the input power supply.
• Protection Features: Over-temperature and short-circuit protection ensure the longevity and reliability of the device, safeguarding it against common failure modes.
• Moisture Sensitivity Level: Rated at MSL 1 (Unlimited), the MC7808BT is suitable for use in a wide range of environmental conditions without the need for special handling.
• Compliance: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

MC7808BT Applications

The MC7808BT is ideal for applications requiring a stable 8V power supply with a maximum current of 1A. Its features make it suitable for:

• Consumer Electronics: Providing power to devices such as audio amplifiers, LED drivers, and small appliances.
• Industrial Equipment: Ensuring reliable power supply in control systems, sensors, and actuators.
• Telecommunications: Supplying power to low-power communication modules and peripherals.
• Automotive: Used in various automotive electronic systems where a stable 8V supply is required.
• Medical Devices: Providing power to low-power medical equipment and monitoring devices.

Conclusion of MC7808BT

The MC7808BT is a reliable and efficient linear regulator that offers a stable 8V output with comprehensive protection features. Its low dropout voltage, high PSRR, and low quiescent current make it an ideal choice for applications requiring high efficiency and minimal power consumption Despite. being marked as obsolete, the MC7808BT remains a robust solution for power management needs, ensuring stable and reliable performance in a wide range of applications.

MC7808BT Documents

Download datasheets and manufacturer documentation for MC7808BT