onsemi

KA78L05ADTF

KA78L05ADTF Description

The KA78L05ADTF is a fixed output linear regulator designed for a wide range of power management applications. Manufactured by onsemi, this regulator is part of the Power Management Integrated Circuits (PMIC) category. It features a fixed output voltage of 5V and is capable of delivering a maximum output current of 100mA. The KA78L05ADTF is designed to operate with an input voltage range up to 30V, making it suitable for various power supply applications.

This regulator is housed in an 8SOIC package, which is ideal for surface mount applications, providing a compact and reliable solution for space-constrained designs. The KA78L05ADTF also includes protection features such as over-temperature and short-circuit protection, ensuring robustness and reliability in operation.

KA78L05ADTF Features

• Fixed Output Voltage: The KA78L05ADTF provides a stable 5V output voltage, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 30V, this regulator can handle a wide range of input voltages, making it versatile for different power supply configurations.
• Low Quiescent Current: The regulator operates with a low quiescent current of 5.5 mA, which is beneficial for applications where power efficiency is critical.
• High Power Supply Rejection Ratio (PSRR): The KA78L05ADTF boasts a PSRR of 80dB at 120Hz, effectively filtering out noise and ripple from the input power supply, ensuring clean and stable output voltage.
• Protection Features: Over-temperature and short-circuit protection features enhance the reliability and safety of the regulator, safeguarding it against potential damage.
• Surface Mount Package: The 8SOIC package is suitable for surface mount technology (SMT), providing a compact and durable solution for modern electronics.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the KA78L05ADTF is suitable for use in various environmental conditions without the need for special handling procedures.
• Compliance: The KA78L05ADTF is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

KA78L05ADTF Applications

The KA78L05ADTF is ideal for a variety of applications where a stable and reliable 5V power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices such as portable audio players, digital cameras, and other battery-operated gadgets.
• Industrial Equipment: Suitable for powering control boards, sensors, and other low-power industrial devices.
• Telecommunications: Can be used in various telecom applications, including base stations and networking equipment, where a stable 5V supply is necessary.
• Automotive: Provides a reliable power source for automotive electronics, such as infotainment systems and control modules.
• Medical Devices: Ensures stable power delivery for medical equipment, contributing to the reliability and accuracy of these devices.

Conclusion of KA78L05ADTF

The KA78L05ADTF is a robust and versatile linear regulator that offers a stable 5V output with a maximum current of 100mA. Its wide input voltage range, low quiescent current, and high PSRR make it an excellent choice for applications requiring a reliable and efficient power supply. The inclusion of over-temperature and short-circuit protection features further enhances its reliability and safety. Despite being marked as obsolete, the KA78L05ADTF remains a valuable component for designers looking for a compact, efficient, and reliable power management solution.