MC7812BTG

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MC7812BTG

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IC REG LINEAR 12V 1A TO220AB

  • HerstellerOnsemi

  • Herstellerteil #MC7812BTG

  • Paket TO-220-3

  • Auf Lager6532

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Spezifikationen

Attribut Wert
Package Tube
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 35V
Voltage-Output(Min/Fixed) 12V
VoltageDropout(Max) 2V @ 1A (Typ)
Current-Output 1A
Current-Quiescent(Iq) 8 mA
PSRR 60dB (1kHz)
ProtectionFeatures Over Temperature, Short Circuit
OperatingTemperature -40°C ~ 125°C
MountingType Through Hole
Package/Case TO-220-3

Übersicht

Description

The MC7812BTG is a fixed-voltage integrated circuit used to provide a stable 12V output from a higher voltage input, typically in power supply applications. It belongs to the 78xx series of voltage regulators, which are known for their ease of use, reliability, and ability to deliver a stable output voltage. The "BTG" suffix signifies specific packaging and tolerance specifications, often used in TO-220 packaging that provides good thermal dissipation.
This voltage regulator is ideal for applications requiring a constant 12V, such as in electronic circuits or devices that need a stable power supply. It typically includes features like internal current limiting, thermal shutdown, and safe area protection, making it robust against overcurrent and overheating conditions. The MC7812BTG can handle output currents up to 1A, though this may require a heatsink to manage thermal performance effectively. Its simplicity and efficiency make it a popular choice for both hobbyists and professionals in designing linear power supplies.

Equivalent

The MC7812BTG is a 12V positive voltage regulator. Equivalent products include the LM7812 from Texas Instruments, UA7812CK from Fairchild Semiconductor (now ON Semiconductor), L7812CV from STMicroelectronics, and NTE960 from NTE Electronics. These alternatives offer similar voltage regulation capabilities and can be used in applications requiring a steady 12V output with comparable current ratings and package types. Always verify the specifications and pin configurations to ensure compatibility in your specific application.

Features

The MC7812BTG is a linear voltage regulator from the MC78XX series, providing a fixed output voltage of 12V. Key features include:
1. Output Current: It can deliver up to 1A of output current, making it suitable for medium-power applications.
2. Thermal Overload Protection: This feature prevents damage by shutting down the regulator if it overheats.
3. Short-Circuit Protection: The device is safeguarded against output short circuits, ensuring durability and reliability.
4. Output Transistor Safe-Area Compensation: This feature enhances the device's stability and reliability.
5. Wide Input Voltage Range: It can operate with a higher input voltage, typically up to 35V.
6. Dropout Voltage: It has a relatively low dropout voltage, allowing efficient operation even with lower input-output differential voltages.
7. Easy to Use: The device requires minimal external components, simplifying design and implementation.
Overall, the MC7812BTG is ideal for providing stable 12V power in a variety of applications, including consumer electronics and industrial equipment.

Pinout

The MC7812BTG is a voltage regulator integrated circuit (IC) that provides a fixed output voltage. It is commonly used to provide a stable 12V output from a higher voltage input. The MC7812BTG typically comes in a TO-220 package and has 3 pins.
The pin functions are as follows:
1. Input (Pin 1): This pin is connected to the higher voltage input supply that needs to be regulated. The input voltage should be higher than the desired output voltage (12V in this case) and should be within the specified input voltage range of the regulator.

2. Ground (Pin 2): This is the common ground pin and is connected to the ground of both the input and the load circuitry.
3. Output (Pin 3): This pin provides the regulated 12V output. It is connected to the load that requires the stabilized voltage supply.
The MC7812BTG is used in various applications where a reliable 12V DC supply is needed.

Manufacturer

The MC7812BTG is manufactured by ON Semiconductor. ON Semiconductor is a prominent semiconductor supplier and technology company specializing in energy-efficient electronics. They provide a wide range of products, including power management solutions, sensors, logic devices, and discrete components, catering to a variety of industries such as automotive, industrial, consumer, and communications.

Application

The MC7812BTG is a voltage regulator IC that provides a stable 12V output from a higher voltage input. Its application areas include:
1. Consumer Electronics: Power supply for devices requiring a stable 12V.
2. Industrial Equipment: Used in control systems and instrumentation where a consistent voltage is essential.
3. Telecommunications: Provides regulated power to communication devices.
4. Automotive: Powers 12V systems such as radios and display panels.
5. Embedded Systems: Supplies power to microcontrollers and sensors.
6. Home Appliances: Ensures reliable operation of components like fans and motors.

It is widely used due to its reliability, thermal protection, and ability to drive reasonable current loads.

Package

The MC7812BTG is a voltage regulator with a TO-220 package type. This package is commonly used for power semiconductors, providing a compact, robust solution with good thermal performance, making it suitable for various electronic applications requiring a steady 12V output.

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