onsemi

MC7912ACD2TG

MC7912ACD2TG Description

The MC7912ACD2TG is a linear voltage regulator IC manufactured by onsemi, designed to provide a stable -12V output at 1A current. With a single regulator configuration, this device is ideal for applications requiring a negative output voltage. Despite being classified as obsolete, it remains a REACH unaffected and ROHS3 compliant product, suitable for use in various electronic systems.

MC7912ACD2TG Features

• Output Type: Fixed, ensuring a consistent output voltage.
• Current - Output: 1A, suitable for applications requiring moderate current.
• Number of Regulators: 1, simplifying the design for single-output applications.
• Output Configuration: Negative, providing a -12V output.
• Voltage Dropout (Max): 1.3V @ 1A (Typ), ensuring efficient operation.
• PSRR: 61dB (120Hz), providing excellent power supply rejection ratio.
• Protection Features: Over Current and Over Temperature, safeguarding the device.
• Mounting Type: Surface Mount, facilitating easy integration into PCB designs.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), allowing for flexible handling and storage.
• Operating Temperature: 0°C ~ 125°C, suitable for a wide range of environmental conditions.

MC7912ACD2TG Applications

The MC7912ACD2TG is well-suited for applications requiring a stable -12V output, such as:

• Audio Equipment: Providing negative voltage rails for audio amplifiers and preamplifiers.
• Industrial Control Systems: Powering low-current devices in industrial automation and control systems.
• Test and Measurement Equipment: Supplying stable voltage references for precision measurement instruments.

Conclusion of MC7912ACD2TG

While the MC7912ACD2TG is classified as obsolete, it remains a reliable choice for applications requiring a fixed -12V output at 1A. Its unique combination of features, such as a single regulator configuration, negative output, and robust protection features, make it an ideal solution for a variety of electronic systems. Despite its age, the MC7912ACD2TG continues to offer performance benefits and advantages over similar models, making it a valuable component for specific use cases.