Texas Instruments

LM78L05IBP

LM78L05IBP Description

The LM78L05IBP is a fixed-output linear voltage regulator designed by Texas Instruments, offering a stable 5V output voltage with a maximum output current of 100mA. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8-pin micro SMD (USMD) package, making it suitable for surface-mount applications. Despite being marked as obsolete, the LM78L05IBP remains a reliable choice for applications requiring a compact, efficient, and stable power supply solution.

LM78L05IBP Features

• Output Type: Fixed at 5V, ensuring a stable and consistent power supply.
• Input Voltage Range: Capable of handling input voltages up to 35V, providing flexibility in power source selection.
• Output Current: Delivers a maximum of 100mA, suitable for low-power applications.
• Low Quiescent Current: Only 3mA, which minimizes power consumption during idle states.
• High Power Supply Rejection Ratio (PSRR): 62dB at 120Hz, effectively reducing noise and ripple in the output voltage.
• Protection Features: Equipped with over-temperature and short-circuit protection, enhancing reliability and longevity.
• Moisture Sensitivity Level (MSL): Level 1 (unlimited), suitable for a wide range of environmental conditions.
• Mounting Type: Surface mount, ideal for modern, space-constrained PCB designs.
• Package: Tape & Reel (TR), facilitating automated assembly processes.

LM78L05IBP Applications

The LM78L05IBP is ideal for a variety of applications where a stable 5V supply is required. Its compact size and surface-mount package make it suitable for:

• Consumer Electronics: Portable devices, battery chargers, and small appliances.
• Industrial Equipment: Control systems, sensors, and instrumentation.
• Telecommunications: Low-power communication modules and IoT devices.
• Automotive: Ancillary systems and electronic control units.

Conclusion of LM78L05IBP

The LM78L05IBP from Texas Instruments is a robust and reliable linear voltage regulator, offering a stable 5V output with a maximum current of 100mA. Its low quiescent current and high PSRR make it an efficient choice for low-power applications, while its protection features ensure long-term reliability. Despite its obsolete status, the LM78L05IBP remains a viable option for applications requiring a compact, surface-mount regulator with a fixed 5V output.