Texas Instruments

UA78L05ACDE4

UA78L05ACDE4 Description

The UA78L05ACDE4 is a high-performance linear voltage regulator designed by Texas Instruments, a leading manufacturer in the electronics industry. This device is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored for applications requiring a fixed 5V output voltage with a maximum input voltage of 20V. The regulator is capable of delivering up to 100mA of output current, making it suitable for a wide range of low-power applications. The UA78L05ACDE4 is housed in an 8SOIC package, which is ideal for surface mount applications, ensuring ease of integration into compact designs.

UA78L05ACDE4 Features

• Output Type: Fixed 5V output voltage, ensuring stable power supply to connected devices.
• Input Voltage Range: Capable of handling input voltages up to 20V, providing flexibility in power source selection.
• Output Current: Delivers up to 100mA, sufficient for a variety of low-power applications.
• Voltage Dropout: A maximum dropout voltage of 1.7V at 40mA ensures efficient operation even under varying load conditions.
• Protection Features: Over current, over temperature, reverse polarity, and short circuit protection enhance reliability and protect against common fault conditions.
• Operating Temperature: Operates within a wide temperature range of 0°C to 125°C, making it suitable for both industrial and consumer applications.
• Power Supply Rejection Ratio (PSRR): Achieves 49dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Compliance: REACH unaffected and ROHS3 compliant, ensuring environmental and regulatory standards are met.
• **Moisture Sensitivity Level (MS)**L: MSL 1 (unlimited), suitable for storage and handling in various environmental conditions.
• Packaging: Supplied in a tube package, facilitating easy handling and assembly in production environments.

UA78L05ACDE4 Applications

The UA78L05ACDE4 is ideal for a variety of applications where a stable 5V power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small devices such as USB peripherals, handheld gadgets, and IoT devices.
• Industrial Applications: Suitable for powering sensors, microcontrollers, and other low-power components in industrial control systems.
• Telecommunications: Provides a reliable power source for low-power modules in communication equipment.
• Automotive: Can be used in various automotive applications where a stable 5V supply is needed, such as in infotainment systems and electronic control units.
• Medical Devices: Ensures stable power supply for low-power medical equipment, contributing to reliable performance.

Conclusion of UA78L05ACDE4

The UA78L05ACDE4 from Texas Instruments is a robust and versatile linear voltage regulator that offers a reliable 5V output with comprehensive protection features. Its ability to handle a wide input voltage range and deliver up to 100mA of current makes it suitable for a broad spectrum of applications. The device's low dropout voltage and high PSRR ensure efficient and stable operation, while its compliance with environmental and regulatory standards makes it a responsible choice for modern electronics. Whether used in consumer electronics, industrial systems, or automotive applications, the UA78L05ACDE4 stands out as a reliable and efficient power management solution.