L7805CDT

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IC REG LINEAR 5V 1.5A DPAK

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Especificações

Atributo Valor
Package Tube
ProductStatus Obsolete
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) 8 mA
PSRR 62dB (120Hz)
ProtectionFeatures Over Temperature, Short Circuit
OperatingTemperature 0°C ~ 125°C
MountingType Surface Mount
Package/Case TO-252-3, DPak (2 Leads + Tab), SC-63

Visão Geral

Description

The L7805CDT is a popular voltage regulator from the L78xx series, designed to provide a stable 5V output from a higher input voltage, typically between 7V and 35V. It is commonly used in electronic projects and applications requiring a reliable power supply. The L7805CDT can deliver up to 1.5A of output current, making it suitable for a wide range of moderate power applications.
Key features include thermal overload protection, short-circuit protection, and a safe operating area (SOA) protection, ensuring reliable operation under various conditions. The device is often packaged in a TO-220 form factor, which includes a metal tab for heat dissipation, allowing for easy mounting on a heatsink if necessary.
The L7805CDT is valued for its ease of use, requiring only two external capacitors for stability and noise reduction. Its versatility and reliability make it an essential component for hobbyists and professionals alike, particularly in prototyping and power management applications.

Equivalent

Equivalent products to the L7805CDT voltage regulator include the LM7805, UA7805, MC7805, NTE960, KA7805, and L78S05. These are all popular 5V voltage regulators with similar specifications, designed to provide a stable 5V output for various electronic applications. When selecting an equivalent, ensure the package type and current rating match your requirements.

Features

The L7805CDT is a three-terminal positive voltage regulator with the following key features:
1. Output Voltage: It provides a fixed output voltage of 5V.
2. Output Current: It can deliver up to 1.5A of output current.
3. Thermal Overload Protection: Protects the device from overheating due to excessive power dissipation.
4. Short-Circuit Protection: Limits current to prevent damage in case of a short circuit at the output.
5. Safe Area Protection: Ensures safe operation within specified limits.
6. Input Voltage Range: Typically requires an input voltage ranging from around 7V to 20V.
7. Low Quiescent Current: Minimizes power consumption when the device is not driving a load.
8. Dropout Voltage: The regulator requires a minimum input-output differential to maintain regulation.
9. Package Type: Available in a TO-220 package for easy mounting and heat dissipation.
These features make the L7805CDT suitable for a variety of electronic applications requiring a stable 5V supply, such as power supplies for microcontrollers and digital circuits.

Pinout

The L7805CDT is a voltage regulator integrated circuit (IC) that belongs to the 78xx series, specifically providing a +5V output. It is designed to provide a stable 5V output voltage with a maximum output current of 1.5A. The device typically comes in a TO-220 package and has three pins.
The pin functions are as follows:
1. Input (Pin 1): This is where the unregulated input voltage is applied. The input voltage must be higher than the desired output voltage (5V) by at least a couple of volts for proper regulation.
2. Ground (Pin 2): This pin is connected to the ground or zero voltage reference point of the circuit.
3. Output (Pin 3): This pin delivers the regulated 5V output voltage.
The L7805CDT is commonly used in various electronic applications to ensure a consistent 5V power supply to components, offering built-in features like thermal shutdown and current limiting for added protection.

Manufacturer

The L7805CDT is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is known for designing, developing, and manufacturing a wide range of semiconductor products used in various applications, including automotive, industrial, personal electronics, and communications. The company focuses on innovation and sustainability in technology, offering solutions that help in the enhancement of energy efficiency, mobility, and security. As a leading player in the semiconductor industry, STMicroelectronics provides integrated circuits and discrete devices, serving customers worldwide with a broad product portfolio.

Application

The L7805CDT is a voltage regulator commonly used in various electronic applications. Its primary function is to provide a stable 5V output from a higher voltage input, making it suitable for:
1. Embedded Systems: Powering microcontrollers and microprocessors.
2. Consumer Electronics: Supplying power to small gadgets and appliances.
3. Communication Devices: Ensuring stable voltage in radios and transmitters.
4. Industrial Equipment: Regulating voltage for sensors and controllers.
5. Automotive Electronics: Providing consistent voltage for dashboard electronics.
6. DIY Projects: Used in hobbyist circuits for consistent power supply.
Its ease of use, reliability, and thermal protection features make it a popular choice for both professional and DIY applications.

Package

The L7805CDT is a voltage regulator in a TO-252 package, also known as a DPAK. This surface-mount package is designed for providing a steady 5V output with up to 1.5A current capability.

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