Texas Instruments

LM117H/883/MABI

LM117H/883/MABI Description

The LM117H/883/MABI is a high-performance adjustable voltage regulator designed by Texas Instruments, tailored for demanding power management applications. This regulator features a quiescent current of only 100 µA, making it highly efficient even in low-power scenarios. With a maximum input voltage of 41.25V and the ability to deliver up to 500mA of output current, the LM117H/883/MABI is well-suited for a wide range of electronic systems requiring stable and reliable power regulation.

This regulator is designed with a single, positive output configuration, ensuring that it can be easily integrated into various circuits. The adjustable output voltage range from 1.2V to 37V provides flexibility in meeting diverse power requirements. The through-hole mounting type ensures robust mechanical stability, making it ideal for industrial and automotive applications where durability is paramount.

LM117H/883/MABI Features

• Low Quiescent Current: The LM117H/883/MABI boasts a quiescent current of just 100 µA, which is crucial for applications where power efficiency is a priority. This low quiescent current minimizes power loss and extends the operational life of the system.
• Wide Input Voltage Range: With a maximum input voltage of 41.25V, the regulator can handle a broad range of input voltages, making it versatile for various power sources.
• High Output Current Capability: The ability to deliver up to 500mA of output current ensures that the LM117H/883/MABI can power demanding loads, making it suitable for a wide array of applications.
• Adjustable Output Voltage: The output voltage is adjustable from 1.2V to 37V, providing flexibility to meet specific power requirements. This adjustability is achieved through external resistors, allowing for precise control over the output voltage.
• Protection Features: The regulator includes over-current, over-temperature, and short-circuit protection features, ensuring robustness and reliability in operation. These protections safeguard the regulator and connected components from potential damage.
• Compliance and Packaging: The LM117H/883/MABI is ROHS3 compliant and has a moisture sensitivity level (MSL) of 1, making it suitable for environmentally conscious applications and ensuring it can be stored and handled without special precautions.

LM117H/883/MABI Applications

The LM117H/883/MABI is ideal for applications requiring a reliable and efficient power supply. Its adjustable output voltage and high output current capability make it suitable for:

• Industrial Equipment: Where robust power regulation is essential for consistent performance.
• Automotive Systems: The through-hole mounting and wide input voltage range make it suitable for automotive applications where durability and reliability are critical.
• Consumer Electronics: The regulator’s efficiency and flexibility make it ideal for consumer electronics that require stable power supply.
• Telecommunications: The LM117H/883/MABI can be used in telecommunication equipment where precise voltage regulation is necessary for optimal performance.

Conclusion of LM117H/883/MABI

The LM117H/883/MABI from Texas Instruments stands out as a versatile and reliable adjustable voltage regulator. Its low quiescent current, wide input voltage range, and high output current capability make it an excellent choice for a variety of applications. The inclusion of over-current, over-temperature, and short-circuit protection features ensures that the regulator operates safely and efficiently. With its adjustable output voltage and through-hole mounting type, the LM117H/883/MABI offers flexibility and durability, making it a standout solution in the power management market.