STMicroelectronics

L7924ACV

L7924ACV Description

The L7924ACV is a fixed negative output linear voltage regulator designed by STMicroelectronics. This component is part of the Linear & Switching Voltage Regulators category and is housed in a TO220AB package. It offers a regulated output voltage of -24V with a maximum output current of 1.5A. Despite being marked as obsolete, the L7924ACV remains a reliable choice for applications requiring a stable negative voltage supply.

L7924ACV Features

• Output Type: Fixed, ensuring a consistent -24V output.
• Output Current: Capable of delivering up to 1.5A, suitable for moderate power applications.
• Output Configuration: Negative, ideal for circuits requiring a negative voltage rail.
• Voltage Dropout: A maximum dropout voltage of 1.1V at 1A (typical), ensuring efficient regulation even under high load conditions.
• Operating Temperature: Wide range from 0°C to 125°C, making it suitable for various environmental conditions.
• Quiescent Current: Low quiescent current of 3 mA, minimizing power consumption during standby.
• PSRR: High power supply rejection ratio of 60dB at 120Hz, providing excellent noise filtering.
• Protection Features: Over-temperature and short-circuit protection, enhancing reliability and safety.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Mounting Type: Through-hole, facilitating easy integration into PCB designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for storage and handling without additional precautions.

L7924ACV Applications

The L7924ACV is ideal for a variety of applications where a stable negative voltage supply is required. Its features make it particularly suitable for:

• Power Supply Circuits: Providing a stable -24V supply for analog circuits, amplifiers, and other components requiring a negative voltage rail.
• Industrial Equipment: Its wide operating temperature range and robust protection features make it suitable for industrial applications.
• Telecommunications: Reliable power supply for telecom equipment requiring a negative voltage.
• Automotive Systems: Suitable for automotive electronics where a stable negative voltage supply is necessary.
• Consumer Electronics: Ideal for consumer devices that require a negative voltage supply for specific components.

Conclusion of L7924ACV

The L7924ACV from STMicroelectronics is a robust and reliable fixed negative output linear voltage regulator. Despite its obsolete status, it continues to offer significant performance benefits, including a stable -24V output, high output current capability, and comprehensive protection features. Its low dropout voltage and high PSRR ensure efficient and clean power supply, making it an excellent choice for a variety of applications. The L7924ACV remains a valuable component for engineers and designers looking for a dependable negative voltage regulator.