L78L05ACZ

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L78L05ACZ

+Nomenclature

IC REG LINEAR 5V 100MA TO92-3

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Spécifications

Attribut Valeur
Package Bag
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 30V
Voltage-Output(Min/Fixed) 5V
Current-Output 100mA
Current-Quiescent(Iq) 5.5 mA
Current-Supply(Max) 6 mA
PSRR 49dB (120Hz)
ProtectionFeatures Over Current, Over Temperature, Short Circuit
OperatingTemperature 0°C ~ 125°C
MountingType Through Hole
Package/Case TO-226-3, TO-92-3 (TO-226AA)

Présentation

Description

The L78L05ACZ is a low-dropout positive voltage regulator commonly used in electronic circuits to provide a stable 5V output from a higher voltage input. It belongs to the LM78Lxx series of regulators and is designed for applications requiring up to 100 mA of output current. The device is available in a TO-92 package, which is compact and suitable for through-hole mounting on circuit boards.
Key features of the L78L05ACZ include internal current limiting, thermal shutdown, and safe-area compensation, which enhance its reliability and protect against overload and overheating. It operates with a minimal input-output differential voltage, improving efficiency in battery-powered applications.
The L78L05ACZ is typically used in a wide range of applications, including power supplies for microcontrollers, sensors, and other low-power electronic devices. It is favored for its simplicity, requiring only a couple of external capacitors for stability. Its ease of use, combined with its ability to maintain a constant voltage output, makes it a popular choice in many circuits.

Equivalent

The L78L05ACZ is a 5V voltage regulator. Equivalent products include:
1. LM78L05: A common 5V voltage regulator from Texas Instruments or other manufacturers.
2. MC78L05: Similar to LM78L05, available from ON Semiconductor.
3. NJM78L05: Produced by New Japan Radio.
4. KA78L05: From Fairchild Semiconductor (now part of ON Semiconductor).
5. UA78L05: Made by Texas Instruments.
Always check the datasheet for pin compatibility and electrical characteristics before substituting.

Features

The L78L05ACZ is a three-terminal positive voltage regulator from STMicroelectronics, characterized by its ability to provide a fixed 5V output from a higher voltage input. Key features include:
1. Output Voltage: 5V fixed output.
2. Input Voltage Range: Typically supports up to 30V.
3. Output Current: Can deliver output currents up to 100mA.
4. Thermal Protection: Includes built-in thermal overload protection to prevent overheating.
5. Short-Circuit Protection: Features current limiting to safeguard against short-circuit conditions.
6. Low Quiescent Current: Minimizes power wastage when the device is not delivering load current.
7. Package: Available in a TO-92 package, making it suitable for through-hole mounting.
8. Stability: Requires minimal external components for stable operation, often just a couple of capacitors.
9. Applications: Commonly used in power supply circuits for microcontrollers and other digital devices that require a stable 5V supply.
These attributes make the L78L05ACZ suitable for various consumer electronics and low-power applications where a stable 5V regulated output is required.

Pinout

The L78L05ACZ is a three-terminal positive voltage regulator with a fixed output voltage of 5V. It is commonly used in electronic circuits for providing a stable 5V supply. The device typically comes in a TO-92 package, which has three pins:
1. Input (Pin 1): This pin receives the input voltage, which should be higher than the desired output voltage to ensure proper regulation.
2. Ground (Pin 2): This is the common ground pin for the input and output.
3. Output (Pin 3): This pin provides the regulated 5V output.
The L78L05ACZ is designed to provide up to 100 mA of output current, making it suitable for low-power applications. It includes internal current limiting, thermal shutdown, and safe-area protection circuits, ensuring robust performance and reliability.

Manufacturer

The L78L05ACZ is a voltage regulator manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products for various electronic applications. The company is known for its expertise in integrated circuits and microelectronics, serving industries such as automotive, industrial, personal electronics, and communications.

Application

The L78L05ACZ is a fixed-output, low-dropout voltage regulator typically used in applications requiring a stable 5V output. Common application areas include:
1. Consumer Electronics: Used for power regulation in devices like cameras, calculators, and gaming consoles.
2. Microcontroller Systems: Provides a stable voltage supply for microcontrollers and associated components.
3. Communication Equipment: Powers components in devices like routers and modems.
4. Industrial Automation: Utilized in sensor systems and control units requiring a consistent voltage.
5. Power Management: Offers efficient power regulation in battery-operated devices.
These applications benefit from the L78L05ACZ's compact size, thermal protection, and reliability.

Package

The L78L05ACZ is typically available in a TO-92 package, which is a standard, small, through-hole package type commonly used for transistors and voltage regulators.