The L78L09CD from STMicroelectronics is a fixed output, positive voltage regulator designed to offer a consistent 9V output with a wide range of input voltages. This device is a part of the L78L series that is well-known for its reliability and efficiency in providing stable voltage levels to electronic circuits.

Key Features

• Output Voltage: Precisely regulated 9V output, making it ideal for applications requiring a consistent voltage level.
• Current Output: Capable of delivering up to 100mA of output current, suitable for low power consumption devices.
• Thermal Overload Protection: Equipped with internal thermal shutdown mechanisms to protect the device from overheating and potential damage.
• Short Circuit Protection: Offers built-in short circuit protection that enhances the overall safety and longevity of the regulator and the electronic system it is part of.
• Output Voltage Tolerance: Features a tight output voltage tolerance, ensuring high accuracy in the delivered voltage.
• Low Dropout Voltage: Designed to maintain regulation with a minimal difference between the input and output voltages, which improves efficiency.
• Package: Available in a small and compact SO-8 package, making it suitable for space-constrained applications.

Applications

The L78L09CD voltage regulator is versatile and can be used in a wide array of applications, including but not limited to:

• Battery-powered devices
• Consumer electronics
• Portable instrumentation
• Linear power supplies
• Automotive electronics
• Home appliances

Quality and Reliability

STMicroelectronics is committed to delivering high-quality products. The L78L09CD voltage regulator is manufactured with this commitment in mind, ensuring reliability and performance for a wide range of electronic applications. Whether you are designing a new piece of consumer electronics or looking to replace a component in an existing device, the L78L09CD offers the performance and dependability that engineers and designers have come to expect from STMicroelectronics.