L7805ACV

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L7805ACV

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IC REG LINEAR 5V 1.5A TO220AB

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tube
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 35V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 2V @ 1A (Typ)
Current-Output 1.5A
Current-Quiescent(Iq) 6 mA
PSRR 68dB (120Hz)
ProtectionFeatures Over Temperature, Short Circuit
OperatingTemperature 0°C ~ 125°C
MountingType Through Hole
Package/Case TO-220-3

Tổng quan

Description

The L7805ACV is a voltage regulator integrated circuit (IC) that provides a stable output voltage of 5 volts. It is part of the 78xx family of voltage regulators, which are widely used in electronic circuits for their ease of use and reliability. The L7805ACV can deliver up to 1.5 amperes of current, making it suitable for powering various small to medium electronic devices.
Key features of the L7805ACV include internal current limiting, thermal shutdown, and safe area protection, which enhance its reliability by preventing damage due to overcurrent or overheating. It operates with an input voltage of 7 to 35 volts, although a higher input voltage may increase heat dissipation requirements. The device typically comes in a TO-220 package, which helps in dissipating heat effectively.
Common applications include powering microcontrollers, sensors, and other digital logic circuits. The simplicity of its three-pin configuration (input, ground, and output) allows for easy integration into various projects and systems. Overall, the L7805ACV is a versatile and dependable choice for regulating 5V DC supply in electronic designs.

Equivalent

The L7805ACV is a linear voltage regulator providing a fixed 5V output. Equivalent products include:
1. LM7805 from Texas Instruments
2. MC7805 from ON Semiconductor
3. NTE960 from NTE Electronics
4. UA7805 from Fairchild Semiconductor (now ON Semiconductor)
5. KA7805 from Samsung (now part of ON Semiconductor)
6. L78S05 from STMicroelectronics
These alternatives generally offer similar functionality, with variations in parameters like current output, dropout voltage, and thermal characteristics. Always check datasheets for specific compatibility.

Features

The L7805ACV is a popular linear voltage regulator from the 7805 series, designed to provide a stable output voltage of 5V. Key features include:
1. Output Voltage: Fixed at 5V, with a typical output voltage tolerance of ±2%.
2. Output Current: Can deliver up to 1.5A of output current.
3. Input Voltage Range: Typically requires an input voltage of 7V to 20V to function correctly.
4. Thermal Protection: Includes built-in thermal shutdown to prevent damage from overheating.
5. Short Circuit Protection: Comes with current limit and short-circuit protection.
6. Dropout Voltage: Around 2V, meaning the input voltage must be at least 2V higher than the desired output voltage.
7. Package Type: Often available in a TO-220 package, which facilitates easy mounting and heat dissipation.
8. Operating Temperature Range: Generally from 0°C to 125°C, making it suitable for various applications.
9. Low Noise: Offers low output noise for clean power supply applications.
The L7805ACV is widely used in electronics for providing regulated 5V power to microcontrollers, sensors, and other digital circuits.

Pinout

The L7805ACV is a three-terminal positive voltage regulator commonly used to provide a stable 5V output from a higher voltage input. It typically comes in a TO-220 package. The pin count and functions are as follows:
1. Input (Pin 1): This is where the unregulated input voltage is applied. The input voltage should be higher than the desired output voltage of 5V, typically between 7V and 20V.
2. Ground (Pin 2): This is the common ground pin, which serves as the reference point for the input and output voltages. It must be connected to the system ground.
3. Output (Pin 3): This pin provides a regulated 5V output. It is used to supply power to the load.
The L7805ACV also includes features such as internal current limiting, thermal shutdown, and safe area protection, making it robust against conditions that might otherwise damage the device or the circuit in which it is used.

Manufacturer

The L7805ACV is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products. It serves customers across the spectrum of electronics applications with innovative solutions for automotive, industrial, personal electronics, communications equipment, and computer peripherals. As a leading player in the semiconductor industry, STMicroelectronics is known for its expertise in analog, digital, and mixed-signal technologies, which they integrate into their products to drive technological advancements and efficiency.

Application

The L7805ACV is a voltage regulator used in various applications requiring a stable 5V DC output. Its primary application areas include:
1. Embedded Systems: Used for microcontrollers and other digital circuits requiring a steady 5V supply.
2. Consumer Electronics: Powers small devices like radios, toys, and gadgets.
3. Industrial Equipment: Provides regulated power in sensors, actuators, and control systems.
4. Communication Devices: Ensures stable voltage for modems and routers.
5. Automotive: Used in electronic control units (ECUs) and infotainment systems requiring a 5V line.
6. Power Supply Modules: Part of larger power supply circuits in educational and hobbyist projects.
Its thermal protection and current limiting features make it reliable for various low to moderate power applications.

Package

The L7805ACV is a voltage regulator from the 7805 series, and it typically comes in a TO-220 package. This package type is characterized by its three leads and a metal tab, which aids in heat dissipation. It is commonly used for linear voltage regulation applications, providing a fixed 5V output from a higher voltage input.

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