Texas Instruments

LM78L05ACZ/LFT3  

Linear & Switching Voltage Regulators

LM78L05ACZ/LFT3 Description

The LM78L05ACZ/LFT3 is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 5V and a maximum output current of 100mA. This regulator is housed in a TO-92-3 package, making it suitable for through-hole mounting. It is designed to operate within an input voltage range up to 35V and features a low quiescent current of 3mA, ensuring efficient power consumption even under no-load conditions. The LM78L05ACZ/LFT3 is built to withstand harsh operating conditions, with a temperature range of 0°C to 125°C and robust protection features against over-temperature and short circuits. This regulator is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.

LM78L05ACZ/LFT3 Features

• Fixed Output Voltage: Provides a stable 5V output, ideal for applications requiring a consistent power supply.
• High Input Voltage Range: Capable of handling input voltages up to 35V, offering flexibility in power supply design.
• Low Quiescent Current: Consumes only 3mA in quiescent state, making it energy-efficient for low-power applications.
• High PSRR: Achieves a power supply rejection ratio of 62dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Protection Features: Equipped with over-temperature and short-circuit protection, enhancing reliability and longevity.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory adherence.
• Operating Temperature Range: Functions reliably between 0°C and 125°C, suitable for a wide range of operating environments.
• Through Hole Mounting: Utilizes a TO-92-3 package, facilitating easy integration into various circuit designs.

LM78L05ACZ/LFT3 Applications

The LM78L05ACZ/LFT3 is well-suited for a variety of applications where a stable 5V power supply is required. Its low quiescent current and high PSRR make it ideal for low-power and noise-sensitive applications. Some specific use cases include:

• Microcontroller Power Supplies: Provides a stable power source for microcontrollers and other low-power embedded systems.
• Consumer Electronics: Suitable for powering small electronic devices such as portable audio equipment and handheld gadgets.
• Industrial Control Systems: Reliable power supply for sensors, actuators, and other components in industrial automation.
• Communication Devices: Ensures stable power for communication modules and IoT devices.
• Medical Devices: Ideal for powering low-power medical equipment where reliability and stability are critical.

Conclusion of LM78L05ACZ/LFT3

The LM78L05ACZ/LFT3 from Texas Instruments is a versatile and reliable linear voltage regulator that offers a stable 5V output with a maximum current of 100mA. Its high input voltage range, low quiescent current, and robust protection features make it a superior choice for a wide range of applications. The regulator's compliance with REACH and RoHS3 standards ensures environmental safety and regulatory adherence. With its broad operating temperature range and through-hole mounting package, the LM78L05ACZ/LFT3 is an excellent solution for engineers looking to integrate a reliable and efficient power supply into their designs.

LM78L05ACZ/LFT3 Documents

Download datasheets and manufacturer documentation for LM78L05ACZ/LFT3

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification (PDF)      

SPICE Models :

LM78L05 Unencrypted PSpice Transient Model       LM78L05 PSpice Transient Model