Texas Instruments

LM117K  

Linear & Switching Voltage Regulators

The LM117K is a fixed-output voltage linear voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage output for various applications.

Description:

The LM117K is a 3-terminal positive voltage regulator with an output voltage range of 1.25V to 37V. It has a fixed output voltage of 1.25V and is available in a SOT-223 package. The device features a high input voltage range, low dropout voltage, and excellent load regulation.

Features:

1. Fixed output voltage of 1.25V
2. Output voltage range of 1.25V to 37V
3. High input voltage range of up to 40V
4. Low dropout voltage of 1.5V at full load
5. Excellent load regulation of 0.01% per volt
6. Short-circuit protection
7. Overload protection
8. Thermal shutdown protection
9. Available in SOT-223 package

Applications:

The LM117K is suitable for a wide range of applications where a stable and reliable voltage output is required. Some of the common applications include:

1. Power supply for microcontrollers and other digital circuits
2. Voltage regulation for analog circuits
3. Battery charging circuits
4. LED driver circuits
5. Motor control circuits
6. Audio and video amplifiers
7. Robotics and automation systems
8. Medical equipment

In summary, the LM117K is a reliable and versatile fixed-output voltage regulator that can be used in various applications where a stable and reliable voltage output is required. Its features such as high input voltage range, low dropout voltage, and excellent load regulation make it a popular choice for designers and engineers.

LM117K Documents

Download datasheets and manufacturer documentation for LM117K

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification (PDF)      

Product Catalogs :

TI Components for Aerospace and Defense Guide (Rev. E)      

Application Notes :

Super Matched Bipolar Transistor Pair Sets New Standards for Drift and Noise (Rev. B)       High Voltage Adjustable Power Supplies       A New Production Technique for Trimming Voltage Regulators       AN-178 Applications for an Adjustable IC Power Regulator (Rev. B)