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L78M12CDT

Name: L78M12CDT
Rating: 4.7 (12 reviews)

Linear Voltage Regulators 12V 0.5A Positive

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資料表 L78M12CDT DataSheet
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Standard Pack Qty	75
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概述

Description

The L78M12CDT is a voltage regulator that provides a fixed output voltage of 12V at a maximum output current of 1.5A. It belongs to the L78M series of linear regulators, which are designed to offer stable and reliable voltage regulation for various electronic applications.
Key features include:
- Input Voltage Range: Typically operates with input voltages between 14V and 35V.
- Thermal Overload Protection: Guards against overheating by shutting down the output if the temperature exceeds safe levels.
- Short-Circuit Protection: Prevents damage by limiting the output current during a short circuit.
- Low Dropout: It has a low dropout voltage, making it efficient for battery-powered applications.
- TO-220 Package: The L78M12CDT typically comes in a TO-220 package, which aids in heat dissipation.
Applications include powering microcontrollers, sensors, and other electronic circuits that require a stable 12V supply. It is widely used in hobbyist projects as well as in commercial electronics.

Features

The L78M12CDT is a voltage regulator that provides a fixed output of 12V with a maximum output current of 500mA. Key features include:
1. Input Voltage Range: Accepts input voltages from 14V to 35V.
2. Thermal Overload Protection: Built-in thermal shutdown to prevent overheating.
3. Short Circuit Protection: Automatically shuts down in case of a short circuit, ensuring safety.
4. Low Ripple: Provides stable output with minimal voltage ripple, making it suitable for sensitive applications.
5. TO-220 Package: Comes in a robust package that allows for efficient heat dissipation.
6. Compact Design: Small footprint for ease of integration in various electronic projects.
7. Wide Operating Temperature: Functions effectively over a range of temperatures, typically from -40°C to +125°C.
The L78M12CDT is widely used in power supply circuits, portable devices, and various electronic applications requiring reliable voltage regulation.

Package

The L78M12CDT is typically packaged in a TO-220 package type. This package is designed for ease of heat dissipation and is commonly used for linear voltage regulators.

Pinout

The L78M12CDT is a linear voltage regulator that is part of the L78M series. It provides a fixed output voltage of 12V. The standard pin configuration for the L78M12CDT is a 3-pin package. The pin functions are as follows:
1. Input Pin (Vin): This pin is connected to the input voltage source, which must be higher than the output voltage (12V) by at least the dropout voltage required for proper regulation.
2. Ground Pin (GND): This pin is connected to the ground. It serves as the reference point for the output voltage as well as the return path for current.
3. Output Pin (Vout): This pin provides the regulated output voltage (12V) to the load.
The L78M12CDT is commonly used in various applications requiring a stable 12V power supply.

Manufacturer

The L78M12CDT is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in the design and manufacturing of a wide range of semiconductor products, including microcontrollers, sensors, and analog devices. The company serves various sectors such as automotive, industrial, personal electronics, and telecommunications. With a strong emphasis on innovation and technology, STMicroelectronics aims to provide solutions that enhance performance and efficiency in electronics.

Application

The L78M12CDT is a linear voltage regulator that provides a fixed output of 12V. Its application areas include powering microcontrollers, sensors, and small electronic circuits in embedded systems, automotive electronics, and consumer devices. It's commonly used in projects requiring stable voltage supply from higher voltage sources, ensuring reliable operation in various applications such as DIY electronics, robotics, and educational kits.

Equivalent

The L78M12CDT is a linear voltage regulator that provides a fixed output of 12V. Equivalent products include the LM7812, L78M12, and LM1084-12. Other alternatives may include the LM317 with appropriate resistor configurations for 12V output. Always check the datasheets for specific ratings and pin configurations.