Product Overview: LM117K from STMicroelectronics

The LM117K is a highly reliable, versatile, and precision voltage regulator designed and manufactured by STMicroelectronics. This regulator is capable of providing local on-card regulation, eliminating distribution problems associated with single-point regulation. It is noteworthy for its ability to deliver a positive or negative supply voltage from a corresponding positive or negative input voltage.

Key Features

• Adjustable Output: The LM117K offers an adjustable output voltage range from 1.2V to 37V, which allows for a wide array of applications and flexibility in usage.
• Current Capacity: This device is capable of supplying in excess of 1.5A over an output voltage range of 1.2V to 37V.
• Thermal Regulation: The LM117K is equipped with thermal overload protection that remains fully functional even if the adjustment terminal is disconnected.
• Current Limiting: It incorporates current limiting to protect the device from excessive input currents, making it robust for a variety of electrical environments.
• Line Regulation: Typically, the LM117K exhibits an excellent line regulation of 0.01% per volt.
• Load Regulation: It also has an outstanding load regulation, which can be as low as 0.1% for a full load change.

Applications

The LM117K is ideal for a multitude of applications, including:

• High-efficiency linear regulators
• Constant-current regulators
• Battery chargers
• Adjustable power supplies
• Hard-disk drives
• Instrumentation systems

Package and Quality

The LM117K is available in the TO-3 package, known for its robustness and excellent thermal performance. STMicroelectronics ensures that the LM117K meets the highest quality and reliability standards, with rigorous testing procedures in place to guarantee performance across various conditions.

For engineers and designers looking for a reliable and flexible voltage regulation solution, the LM117K from STMicroelectronics is an excellent choice that combines performance, versatility, and durability.