STMicroelectronics

LM323K  

Linear & Switching Voltage Regulators

LM323K Description

The LM323K is a fixed-output linear regulator designed for high-current applications. Manufactured by STMicroelectronics, this regulator is part of the Power Management (PMIC) category and is housed in a Through Hole package, specifically a Tube. The LM323K provides a stable 5V output voltage and can deliver up to 3A of output current, making it suitable for a wide range of applications requiring reliable power supply solutions.

LM323K Features

• Output Type: Fixed
• Voltage - Input (Max): 20V
• Current - Output: 3A
• Voltage - Output (Min/Fixed): 5V
• Number of Regulators: 1
• Output Configuration: Positive
• Protection Features: Over Current, Over Temperature
• Operating Temperature: 0°C to 125°C
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Mounting Type: Through Hole
• Package: Tube
• Product Status: Obsolete
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• HTSUS: 8542.39.0001
• ECCN: EAR99

The LM323K offers several unique features that set it apart from similar models. Its fixed 5V output voltage and ability to handle up to 3A of current make it highly reliable for applications requiring consistent power delivery. The over-current and over-temperature protection features ensure the regulator operates safely under various conditions, preventing damage from excessive current or heat. Additionally, the wide operating temperature range of 0°C to 125°C makes it suitable for both indoor and outdoor applications.

LM323K Applications

The LM323K is ideal for applications that require a stable 5V power supply with high current capabilities. Some specific use cases include:

• Industrial Equipment: Powering control systems, sensors, and actuators that require a stable 5V supply.
• Telecommunications: Providing power to base stations and other communication equipment.
• Automotive: Used in vehicle electronics where a reliable 5V supply is needed for various subsystems.
• Consumer Electronics: Suitable for powering devices such as routers, modems, and other peripherals that require a stable power source.

Conclusion of LM323K

The LM323K is a robust linear regulator that provides a stable 5V output with a maximum current of 3A. Its over-current and over-temperature protection features ensure reliable operation, making it suitable for a variety of applications. Although the product is now obsolete, it remains a reliable choice for applications where its specific features are required. For new designs, engineers may need to consider alternative regulators with similar specifications. However, for existing systems or applications where the LM323K is already in use, it continues to offer a dependable power management solution.

LM323K Documents

Download datasheets and manufacturer documentation for LM323K

Datasheets :

LM323      

HTML Datasheet :

LM323