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L7808ABV
IC REG LINEAR 8V 1.5A TO220AB
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規格
| Package | Tube |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 35V |
| Voltage-Output(Min/Fixed) | 8V |
| VoltageDropout(Max) | 2V @ 1A (Typ) |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 6 mA |
| PSRR | 62dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Through Hole |
| Package/Case | TO-220-3 |
概述
Description
The L7808ABV is a three-terminal positive voltage regulator that provides a stable output voltage of 8V with a maximum output current of 1.5A. It is part of the L7800 series of voltage regulators, commonly used in electronic circuits to ensure consistent voltage levels, protecting sensitive components from voltage fluctuations.
Key features of the L7808ABV include internal thermal overload protection, short-circuit protection, and safe area compensation. These features enhance the reliability and durability of the device in various applications. The regulator typically requires only two external capacitors for operation, simplifying circuit design.
Housed in a TO-220 package, the L7808ABV is suitable for a variety of applications, including power supply units, battery chargers, and other electronic devices requiring a stable 8V output. It is designed to operate efficiently over a wide temperature range, making it suitable for both consumer and industrial applications.
Key features of the L7808ABV include internal thermal overload protection, short-circuit protection, and safe area compensation. These features enhance the reliability and durability of the device in various applications. The regulator typically requires only two external capacitors for operation, simplifying circuit design.
Housed in a TO-220 package, the L7808ABV is suitable for a variety of applications, including power supply units, battery chargers, and other electronic devices requiring a stable 8V output. It is designed to operate efficiently over a wide temperature range, making it suitable for both consumer and industrial applications.
Features
The L7808ABV is a three-terminal positive voltage regulator with a fixed output voltage of 8V. It is part of the 78 series of regulators, commonly used for providing a stable voltage supply in various electronic applications. Key features include:
1. Output Voltage: Fixed at 8V, suitable for a wide range of applications requiring this specific voltage.
2. Output Current: Capable of delivering up to 1.5A, making it suitable for medium-power applications.
3. Thermal Protection: Includes built-in protection against overload and thermal shutdown to prevent damage due to overheating.
4. Short-Circuit Protection: Provides protection against short circuits at the output.
5. Low Dropout Voltage: Ensures efficiency by maintaining regulation with a small difference between input and output voltage.
6. Easy to Use: Requires only two additional external capacitors for stability, simplifying circuit design.
7. Package: Available in a TO-220 package, which is commonly used for power components due to its good thermal performance.
These features make the L7808ABV a reliable choice for applications needing a stable 8V power supply with moderate current requirements.
1. Output Voltage: Fixed at 8V, suitable for a wide range of applications requiring this specific voltage.
2. Output Current: Capable of delivering up to 1.5A, making it suitable for medium-power applications.
3. Thermal Protection: Includes built-in protection against overload and thermal shutdown to prevent damage due to overheating.
4. Short-Circuit Protection: Provides protection against short circuits at the output.
5. Low Dropout Voltage: Ensures efficiency by maintaining regulation with a small difference between input and output voltage.
6. Easy to Use: Requires only two additional external capacitors for stability, simplifying circuit design.
7. Package: Available in a TO-220 package, which is commonly used for power components due to its good thermal performance.
These features make the L7808ABV a reliable choice for applications needing a stable 8V power supply with moderate current requirements.
Package
The L7808ABV is a voltage regulator from the L78 series, typically provided in a TO-220 package. This package type is designed for through-hole mounting and provides efficient heat dissipation, making it suitable for various electronics applications requiring stable voltage regulation.
Pinout
The L7808ABV is a voltage regulator from the L78XX series, designed to provide a fixed 8V output with a maximum output current of 1.5A. It typically comes in a TO-220 package, which has three pins:
1. Input (Pin 1): This pin receives the unregulated input voltage, which should be higher than 8V plus the dropout voltage to ensure proper regulation.
2. Ground (Pin 2): This pin is connected to the ground and is common to both the input and output voltages.
3. Output (Pin 3): This pin provides the regulated 8V output. It should be connected to the load that requires the 8V supply.
The L7808ABV includes internal current limiting, thermal shutdown, and safe area protection features, making it suitable for a wide range of applications where a stable 8V output is necessary.
1. Input (Pin 1): This pin receives the unregulated input voltage, which should be higher than 8V plus the dropout voltage to ensure proper regulation.
2. Ground (Pin 2): This pin is connected to the ground and is common to both the input and output voltages.
3. Output (Pin 3): This pin provides the regulated 8V output. It should be connected to the load that requires the 8V supply.
The L7808ABV includes internal current limiting, thermal shutdown, and safe area protection features, making it suitable for a wide range of applications where a stable 8V output is necessary.
Manufacturer
The L7808ABV is a voltage regulator manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products, including integrated circuits, discrete devices, and sensors. The company serves various markets, including automotive, industrial, personal electronics, and communications equipment. Known for its innovation and technology solutions, STMicroelectronics is a key player in the semiconductor industry.
Application
The L7808ABV is a voltage regulator commonly used in applications requiring a stable 8V output. Key areas include power supply designs for electronic devices, circuit protection, automotive electronics, and consumer electronics. It is also used in industrial controls, communication equipment, and various DIY electronics projects to provide a consistent voltage output from a higher voltage source, ensuring stable operation of components.
Equivalent
The L7808ABV is a linear voltage regulator providing a fixed 8V output. Equivalent products include the LM7808 series from Texas Instruments, the MC7808 series from ON Semiconductor, and the UA7808 series from Fairchild Semiconductor. These alternatives offer similar functionality, including thermal overload protection and short-circuit protection, making them suitable substitutes for applications requiring an 8V output.
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