The L79L09ACUTR from STMicroelectronics is a linear voltage regulator designed to offer a fixed negative output voltage with a high level of stability and accuracy. This component is particularly suitable for applications requiring up to 100mA of output current with a -9V output voltage. The L79L09ACUTR is part of the L79 series, which is known for providing a range of fixed output voltages while ensuring low dropout voltages and low quiescent currents.

Key Features

• Output Voltage: The device provides a fixed output voltage of -9V, which is ideal for various electronic circuits that require a stable negative voltage reference.
• Output Current: Capable of delivering up to 100mA, this regulator can support a wide range of low-power applications.
• Thermal Overload Protection: The built-in thermal shutdown mechanism ensures that the device remains protected under conditions of excessive power dissipation, enhancing its reliability and lifespan.
• Short Circuit Protection: The L79L09ACUTR includes short circuit protection, which helps to prevent damage to the regulator and the circuit in the event of a fault condition.
• Package: This voltage regulator is available in a surface-mount TO-92 package, making it suitable for automated assembly processes and compact electronic designs.

Applications

The L79L09ACUTR is versatile and can be used in a variety of electronic applications including:

• Battery-powered devices
• Consumer electronics
• Power supplies
• Instrumentation
• Automotive applications

Quality and Reliability

STMicroelectronics is known for its commitment to quality, and the L79L09ACUTR is no exception. It is manufactured to meet high standards, ensuring consistent performance and reliability for critical applications. The device's robustness is further enhanced by its ability to operate over a wide temperature range, making it suitable for challenging environments.