MC7912CTG

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MC7912CTG

IC REG LINEAR -12V 1A TO220AB

  • Fabricante
  • Mfr. Parte #MC7912CTG
  • Paquete TO-220
  • Hoja de datos
  • En stock7784

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Especificaciones

Package Tube
ProductStatus Active
OutputConfiguration Negative
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) -35V
Voltage-Output(Min/Fixed) -12V
VoltageDropout(Max) 1.3V @ 1A (Typ)
Current-Output 1A
PSRR 61dB (120Hz)
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature 0°C ~ 125°C
MountingType Through Hole
Package/Case TO-220-3

Descripción general

Description

The MC7912CTG is a type of linear voltage regulator designed to provide a fixed negative voltage output. Manufactured by ON Semiconductor, it is part of the MC79 series, which are popular for their reliability and ease of use in power management applications. The "7912" denotes its output voltage, which is -12 volts, making it suitable for applications requiring a stable negative voltage rail.
Key features of the MC7912CTG include:
1. Output Current: It typically delivers up to 1.5 amperes, making it suitable for medium-power applications.
2. Thermal Protection: It includes built-in thermal overload protection to prevent overheating.
3. Short-Circuit Protection: Safeguards against short circuits to maintain device integrity.
4. Wide Input Voltage Range: It can handle a range of input voltages, which provides flexibility in circuit design.
Common applications include power supplies for operational amplifiers, microcontrollers, and other digital/analog systems requiring a -12V bias. Its robust design and protective features make it ideal for a variety of electronics projects and industrial applications.

Features

The MC7912CTG is a voltage regulator designed to provide a stable output voltage. It is part of the MC7900 series of negative voltage regulators. Key features of the MC7912CTG include:
1. Output Voltage: It provides a fixed output voltage of -12V.
2. Current Capability: It can supply up to 1.5A of output current.
3. Thermal Protection: The device includes over-temperature shutdown to prevent damage due to overheating.
4. Short-Circuit Protection: It has internal current limiting to protect against short-circuit conditions.
5. Safe Operating Area Protection: This ensures reliable operation under various load conditions.
6. Package: The MC7912CTG is typically available in a TO-220 package, which is common for power devices due to its good heat dissipation properties.
7. Application: It is suitable for use in a wide range of applications requiring a stable negative voltage, such as in power supplies, industrial automation, and consumer electronics.
These features make the MC7912CTG a robust and reliable choice for applications needing consistent negative voltage regulation.

Package

The MC7912CTG is a linear voltage regulator with a TO-220 package type. The TO-220 package is commonly used for power semiconductors, allowing for efficient heat dissipation and easy mounting on heatsinks.

Pinout

The MC7912CTG is a voltage regulator IC that provides a fixed negative output voltage. It comes in a TO-220 package and typically has three pins:
1. Input (Pin 1): This pin is connected to the unregulated input voltage, which should be more negative than the desired output voltage.
2. Ground (Pin 2): This pin serves as the common ground for both the input and output voltages. It is essential for reference and stability.
3. Output (Pin 3): This pin provides the regulated negative output voltage, typically -12V for this specific model.
The MC7912CTG is designed to deliver a constant -12V output voltage, ideally suited for applications requiring regulated negative voltage, such as in dual power supply circuits. It is capable of supplying output current up to 1.5A. As with any linear voltage regulator, proper heat dissipation methods, like using a heat sink, are crucial for maintaining performance and reliability.

Manufacturer

The MC7912CTG is manufactured by ON Semiconductor, which is now known as onsemi. onsemi is a semiconductor company that designs and produces a wide range of products, including power and signal management, logic, discrete, and custom devices. These components are widely used in various industries such as automotive, industrial, computing, consumer electronics, and communications. onsemi focuses on providing energy-efficient solutions and has a significant presence in the global semiconductor market.

Application

The MC7912CTG is a voltage regulator used primarily in power supply applications to provide a stable negative output voltage of -12V. It is commonly employed in electronic circuits requiring a reliable voltage regulation, such as in audio equipment, telecommunications, and instrumentation systems. Its ability to maintain consistent voltage makes it suitable for use in various consumer electronics, industrial automation systems, and computing devices that require a stable power supply.

Equivalent

The MC7912CTG is a negative voltage regulator. Equivalent products include the LM7912, KA7912, and L7912CV, among others. These alternatives are generally pin-compatible and offer similar performance specifications for providing regulated -12V output. Always check the datasheets to ensure compatibility with your specific application.

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