UA78L05AIPK

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UA78L05AIPK

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IC REG LINEAR 5V 100MA SOT89-3

  • FabricanteTexas Instruments

  • Peça do Fabricante #UA78L05AIPK

  • Pacote SOT-89-3

  • Em Estoque4651

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 20V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 1.7V @ 40mA
Current-Output 100mA
PSRR 49dB (120Hz)
ProtectionFeatures Over Current, Over Temperature, Reverse Polarity, Short Circuit
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case TO-243AA

Visão Geral

Description

The UA78L05AIPK is a fixed-output, low-dropout (LDO) voltage regulator designed by Texas Instruments. It provides a stable 5V output from a higher voltage input, typically ranging from 7V to 20V. The device is commonly used in electronic circuits requiring a reliable 5V power supply. It features internal current limiting, thermal shutdown, and safe-area compensation, ensuring protection against overload and overheating. The UA78L05AIPK offers a maximum output current of 100mA, making it suitable for low-power applications.
This voltage regulator is packaged in a compact SOT-89 form factor, which simplifies integration into various circuit designs. The device is known for its ease of use, requiring minimal external components for operation. With a low quiescent current and good line and load regulation, it is highly efficient and effective in maintaining a constant voltage level. The UA78L05AIPK is commonly used in consumer electronics, microcontroller applications, and other low-power devices where space and power efficiency are critical.

Equivalent

The UA78L05AIPK is a linear voltage regulator from Texas Instruments. Equivalent products include the LM78L05 series by ON Semiconductor, the KA78L05 from Fairchild Semiconductor, and the MC78L05 by STMicroelectronics. These components offer similar functionality, typically providing a 5V output voltage from higher voltage inputs and are available in similar packages, serving as suitable alternatives in many circuit designs. Always check datasheets for compatibility in terms of pin configuration and electrical specifications.

Features

The UA78L05AIPK is a fixed-output voltage regulator designed to provide a stable 5V output from a higher voltage input. Key features include:
1. Output Voltage: 5V fixed output.
2. Input Voltage Range: Typically requires an input voltage of around 7V to 20V to maintain regulation.
3. Output Current: Capable of delivering up to 100 mA of current.
4. Low Quiescent Current: Offers efficient power usage with low standby current.
5. Thermal Overload Protection: Protects the device from excessive temperature by shutting it down when necessary.
6. Short-Circuit Protection: Automatically protects against output short circuits.
7. Current Limiting: Limits the output current to prevent damage under overload conditions.
8. Package Type: Available in a variety of packages, including the TO-92 and SOT-89, suitable for different applications.
9. Temperature Range: Designed to operate efficiently within a wide temperature range, suitable for various environments.
These features make the UA78L05AIPK ideal for small-scale, low-power applications needing a stable 5V supply.

Pinout

The UA78L05AIPK is a three-terminal positive voltage regulator from Texas Instruments. It provides a fixed output voltage of 5V with a maximum output current of 100 mA. The package type for the UA78L05AIPK is usually a surface-mount SOT-89 package, which typically has three pins.
The pin functions are as follows:
1. Input (Pin 1): This pin is connected to the input voltage source. The input voltage must be higher than the desired output voltage for proper regulation.
2. Ground (Pin 2): This pin is connected to the ground reference of the circuit.
3. Output (Pin 3): This pin provides the regulated 5V output voltage.
The UA78L05AIPK is commonly used in applications requiring a stable 5V supply from a higher DC voltage source, such as in microcontroller circuits, sensors, and general electronic devices. Its compact size and ease of use make it suitable for applications with limited space.

Manufacturer

The UA78L05AIPK is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of semiconductor products, including analog chips and embedded processors, which are crucial components in electronics. The company is known for its innovation and wide-ranging influence in the tech industry, playing a significant role in various markets such as automotive, industrial, and consumer electronics.

Application

The UA78L05AIPK is a voltage regulator commonly used in various applications requiring a fixed 5V output. Its primary application areas include:
1. Consumer Electronics: Used in devices like radios and TVs to provide stable power supply.
2. Computing: Powers microcontrollers and microprocessors in computers and peripherals.
3. Industrial Automation: Supports sensors and control circuits with stable voltage.
4. Automotive Electronics: Provides regulated power for onboard devices.
5. Communication Devices: Used in modems and routers for stable operation.
6. Battery-Powered Devices: Ensures consistent performance in portable electronics.
Overall, it's valuable in any circuit requiring a stable 5V supply from a higher voltage source.

Package

The UA78L05AIPK is a voltage regulator packaged in a SOT-89 form. It's a surface-mount package type commonly used for low-power, small-size applications. This compact package allows for efficient thermal performance and easy integration onto printed circuit boards.

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