onsemi

MC78L08ABDR2

MC78L08ABDR2 Description

The MC78L08ABDR2 is a fixed-output linear regulator designed for applications requiring a stable 8V output voltage with a maximum output current of 100mA. Manufactured by onsemi, this device is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8-pin SOIC package suitable for surface-mount applications. Despite being marked as obsolete, the MC78L08ABDR2 remains a reliable choice for many legacy systems and applications that require a robust and simple voltage regulation solution.

MC78L08ABDR2 Features

• Fixed Output Voltage: The MC78L08ABDR2 provides a stable 8V output voltage, making it ideal for applications where a fixed voltage supply is required.
• High Input Voltage Range: With a maximum input voltage of 30V, this regulator can handle a wide range of input voltages, ensuring compatibility with various power sources.
• Low Quiescent Current: The device features a low quiescent current of 6mA, which is beneficial for applications where power consumption needs to be minimized.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 57dB at 120Hz ensures that the regulator can effectively filter out noise from the input power supply, resulting in a cleaner output voltage.
• Protection Features: The MC78L08ABDR2 includes over-temperature and short-circuit protection, enhancing the reliability and durability of the device in various operating conditions.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is suitable for a wide range of manufacturing environments without the need for special handling precautions.
• Compliance: The regulator is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

MC78L08ABDR2 Applications

The MC78L08ABDR2 is well-suited for a variety of applications that require a stable 8V supply voltage. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices and peripherals that require a stable 8V supply.
• Industrial Equipment: Suitable for industrial control systems and instrumentation where a reliable power source is crucial.
• Telecommunications: Can be used in telecommunication equipment for powering various components that operate at 8V.
• Automotive: Although not specifically designed for automotive applications, the MC78L08ABDR2 can be used in certain automotive electronic systems that require a stable 8V supply.

Conclusion of MC78L08ABDR2

The MC78L08ABDR2, despite being obsolete, remains a reliable and efficient linear regulator for applications requiring an 8V output. Its robust design, wide input voltage range, and low quiescent current make it an attractive choice for engineers looking for a simple and effective voltage regulation solution. The inclusion of over-temperature and short-circuit protection further enhances its reliability, making it suitable for a variety of industrial and consumer applications. For those working with legacy systems or requiring a stable 8V supply, the MC78L08ABDR2 continues to be a viable option.