Texas Instruments

UA78L05AILP

UA78L05AILP Description

The UA78L05AILP is a fixed-output linear voltage regulator designed for a wide range of electronic applications. Manufactured by Texas Instruments, this regulator offers a robust and reliable solution for providing a stable 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 low-power applications. The UA78L05AILP features a dropout voltage of 1.7V at 40mA, ensuring efficient operation even at lower input voltages. This regulator is housed in a TO92-3 package, which is ideal for through-hole mounting, providing a compact and durable solution for various electronic circuits.

UA78L05AILP Features

• Fixed Output Voltage: The UA78L05AILP provides a stable 5V output voltage, ensuring consistent power supply to connected devices.
• High Input Voltage Range: With a maximum input voltage of 20V, this regulator can handle a wide range of input voltages, making it versatile for various applications.
• Low Dropout Voltage: The dropout voltage of 1.7V at 40mA ensures efficient operation, even when the input voltage is close to the output voltage.
• Protection Features: The regulator includes over-current, over-temperature, reverse polarity, and short-circuit protection, enhancing its reliability and durability.
• High PSRR: The power supply rejection ratio (PSRR) of 49dB at 120Hz helps in filtering out noise from the input power supply, resulting in a cleaner output voltage.
• Compliance and Packaging: The UA78L05AILP is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It is available in bulk packaging, making it suitable for large-scale production.
• Mounting Type: The through-hole mounting type ensures easy integration into printed circuit boards (PCBs) and provides mechanical stability.

UA78L05AILP Applications

The UA78L05AILP is ideal for a variety of applications that require a stable 5V power supply with low power consumption. Some specific use cases include:

• Embedded Systems: Providing a stable power supply for microcontrollers, sensors, and other low-power components in embedded systems.
• Consumer Electronics: Used in devices such as portable radios, MP3 players, and other battery-operated gadgets that require a stable 5V supply.
• Industrial Controls: Suitable for powering control boards and PLCs (Programmable Logic Controllers) that operate within a 5V power range.
• Telecommunications: Ideal for powering low-power communication modules and devices that require a stable voltage source.
• Automotive Electronics: Can be used in automotive applications where a stable 5V supply is needed for various electronic components.

Conclusion of UA78L05AILP

The UA78L05AILP from Texas Instruments is a reliable and efficient linear voltage regulator that offers a stable 5V output with a wide input voltage range and low dropout voltage. Its robust protection features and compliance with environmental standards make it a preferred choice for a variety of applications. The through-hole mounting type and compact TO92-3 package ensure easy integration into various electronic circuits. Whether used in embedded systems, consumer electronics, industrial controls, telecommunications, or automotive electronics, the UA78L05AILP provides a dependable power solution for low-power applications.