STMicroelectronics

L78M09CV  

Linear & Switching Voltage Regulators

L78M09CV Description

The L78M09CV is a fixed-output linear voltage regulator designed and manufactured by STMicroelectronics. This device is part of the Linear & Switching Voltage Regulators category and is known for its reliable performance and robust protection features. With an output type of 'Fixed', it provides a stable 9V output with a maximum input voltage of 35V and an output current of up to 500mA. The L78M09CV is a single regulator with a positive output configuration, making it suitable for a wide range of applications requiring a stable and reliable power supply.

L78M09CV Features

• Output Type: Fixed, providing a stable 9V output.
• Voltage - Input (Max): 35V, allowing for a wide range of input voltages.
• Current - Output: 500mA, suitable for applications requiring moderate current levels.
• Number of Regulators: 1, a single regulator for straightforward integration.
• Output Configuration: Positive, ideal for applications requiring a positive voltage output.
• Product Status: Obsolete, indicating that this product is no longer in production.
• REACH Status: REACH Unaffected, ensuring compliance with European regulations.
• RoHS Status: ROHS3 Compliant, adhering to environmental standards.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating low sensitivity to moisture.
• Operating Temperature: 0°C ~ 125°C, suitable for a wide range of operating environments.
• Current - Quiescent (Iq): 6 mA, contributing to low power consumption.
• PSRR: 56dB (120Hz), providing excellent power supply rejection ratio.
• Protection Features: Over Current, Over Temperature, Short Circuit, ensuring device safety and reliability.

L78M09CV Applications

The L78M09CV is ideal for applications requiring a stable 9V power supply with moderate current levels. Some specific use cases include:

1. Electronic Devices: Powering small electronic devices and circuits that require a stable 9V power source.
2. Industrial Equipment: Providing a reliable power supply for industrial equipment with moderate power requirements.
3. Telecommunications: Supporting power needs in telecommunications equipment where a stable output is critical.

Conclusion of L78M09CV

The L78M09CV is a reliable and robust fixed-output linear voltage regulator from STMicroelectronics. Despite being an obsolete product, it still offers a stable 9V output with a maximum input voltage of 35V and an output current of 500mA. Its positive output configuration, compliance with environmental standards, and robust protection features make it suitable for a variety of applications. While it may no longer be in production, the L78M09CV remains a viable option for applications that can accommodate its specifications and requirements.

L78M09CV Documents

Download datasheets and manufacturer documentation for L78M09CV

PCN Assembly/Origin :

Mult Dev Assembly Chg 17/Feb/2020      

Datasheets :

L78MxxC      

Design Resources :

Cooling Requirements for Linear Voltage Regulator      

Other Related Documents :

L7805AB View All Specifications      

PCN Obsolescence/ EOL :

EOL- 11/May/2023      

PCN Design/Specification :

Back Metal Conversion 21/Jun/2016