Texas Instruments

UA78L05ACDRG4

UA78L05ACDRG4 Description

The UA78L05ACDRG4 is a high-performance linear regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this IC offers a fixed 5V output voltage with a maximum input voltage of 20V. It is capable of delivering up to 100mA of output current, making it suitable for applications requiring stable and reliable power supply solutions. The regulator features a dropout voltage of 1.7V at 40mA, ensuring efficient operation even at lower input-to-output voltage differences.

UA78L05ACDRG4 Features

• Output Type: Fixed 5V output voltage, providing a stable power supply for various electronic devices.
• Input Voltage Range: Accepts input voltages up to 20V, offering flexibility in power source selection.
• Output Current: Delivers a maximum of 100mA, sufficient for low-power applications.
• Number of Regulators: Single regulator design, simplifying circuit design and reducing component count.
• Output Configuration: Positive output voltage, suitable for conventional power supply requirements.
• Protection Features: Over current, over temperature, reverse polarity, and short circuit protection, ensuring robustness and reliability.
• Operating Temperature: Wide operating temperature range from 0°C to 125°C, making it suitable for industrial and automotive applications.
• Mounting Type: Surface mount, allowing for compact and efficient PCB layouts.
• Package: Tape & Reel (TR), facilitating automated assembly processes.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• PSRR: 49dB at 120Hz, providing excellent noise rejection and stable output voltage.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for storage and handling in various environments.

UA78L05ACDRG4 Applications

The UA78L05ACDRG4 is ideal for a variety of applications where a stable and reliable 5V power supply is required. Some specific use cases include:

• Consumer Electronics: Powering small electronic devices such as USB chargers, portable gadgets, and IoT devices.
• Industrial Applications: Providing stable power to sensors, actuators, and control systems in industrial environments.
• Automotive Electronics: Suitable for automotive applications where a wide temperature range and robust protection features are essential.
• Telecommunications: Powering low-power communication modules and peripherals.
• Medical Devices: Ensuring reliable power supply for medical equipment that requires stable and precise voltage regulation.

Conclusion of UA78L05ACDRG4

The UA78L05ACDRG4 from Texas Instruments is a versatile and reliable linear regulator that offers a fixed 5V output with a maximum voltage input of 20V and a maximum output current of 100mA. Its low dropout voltage, comprehensive protection features, and wide operating temperature range make it an excellent choice for a variety of applications. The surface mount package and tape & reel delivery format ensure ease of integration into modern PCB designs. Whether for consumer electronics, industrial systems, or automotive applications, the UA78L05ACDRG4 provides a stable and efficient power solution that meets the demands of today's electronic devices.