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L78L33ABUTR
+StücklisteIC REG LINEAR 3.3V 100MA SOT89-3
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HerstellerSTMikroelektronik
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Herstellerteil #L78L33ABUTR
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Datenblatt L78L33ABUTR DataSheet
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Paket SOT-89
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Auf Lager7210
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 30V |
| Voltage-Output(Min/Fixed) | 3.3V |
| 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 | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-243AA |
Übersicht
Description
The L78L33ABUTR is a three-terminal positive voltage regulator integrated circuit (IC) designed to provide a fixed output voltage with a maximum output current of 100 mA. Manufactured by STMicroelectronics, it is part of the L78L series, known for efficient power regulation in a variety of electronic applications. The L78L33ABUTR specifically delivers an output voltage of 3.3V, which makes it suitable for use in low-voltage digital circuits and microcontrollers.
Key features include short-circuit protection, thermal shutdown, and low quiescent current, which enhance its reliability and efficiency. The device typically operates with input voltages ranging from approximately 5V to 30V, providing versatility in power supply configurations. Its compact package, such as the SOT-89, facilitates easy integration into circuit boards with limited space.
The L78L33ABUTR is particularly useful in battery-powered devices, embedded systems, and other applications where stable 3.3V power is required. Its robustness and ease of use make it a popular choice for hobbyists and professionals alike in designing energy-efficient electronic circuits.
Key features include short-circuit protection, thermal shutdown, and low quiescent current, which enhance its reliability and efficiency. The device typically operates with input voltages ranging from approximately 5V to 30V, providing versatility in power supply configurations. Its compact package, such as the SOT-89, facilitates easy integration into circuit boards with limited space.
The L78L33ABUTR is particularly useful in battery-powered devices, embedded systems, and other applications where stable 3.3V power is required. Its robustness and ease of use make it a popular choice for hobbyists and professionals alike in designing energy-efficient electronic circuits.
Equivalent
The L78L33ABUTR is a low-dropout linear voltage regulator providing a fixed output of 3.3V. Equivalent products include:
1. LM1117-3.3 by Texas Instruments
2. NCP1117-3.3 by ON Semiconductor
3. MIC5205-3.3 by Microchip Technology
4. AMS1117-3.3 by Advanced Monolithic Systems
5. TLV1117-33 by Texas Instruments
These alternatives offer similar voltage regulation capabilities and fixed output voltage. Always check datasheets for compatibility regarding pin configuration and electrical characteristics.
1. LM1117-3.3 by Texas Instruments
2. NCP1117-3.3 by ON Semiconductor
3. MIC5205-3.3 by Microchip Technology
4. AMS1117-3.3 by Advanced Monolithic Systems
5. TLV1117-33 by Texas Instruments
These alternatives offer similar voltage regulation capabilities and fixed output voltage. Always check datasheets for compatibility regarding pin configuration and electrical characteristics.
Features
The L78L33ABUTR is a three-terminal positive voltage regulator. Here are its key features:
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Output Current: Capable of delivering up to 100mA.
3. Low Dropout Voltage: Ensures efficient operation with a low difference between input and output voltage.
4. Thermal Protection: Includes thermal shutdown to prevent overheating.
5. Short-Circuit Protection: Safeguards the device against short-circuit conditions.
6. Low Quiescent Current: Offers low power consumption when the device is not fully loaded.
7. Stability: Requires minimal external components for stable operation.
8. Package Type: Available in a compact SOT-89 package, suitable for space-constrained applications.
9. Operating Temperature Range: Typically functions within a range of -40°C to +125°C, making it suitable for various environments.
These features make the L78L33ABUTR suitable for applications where space is limited and efficient voltage regulation is required.
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Output Current: Capable of delivering up to 100mA.
3. Low Dropout Voltage: Ensures efficient operation with a low difference between input and output voltage.
4. Thermal Protection: Includes thermal shutdown to prevent overheating.
5. Short-Circuit Protection: Safeguards the device against short-circuit conditions.
6. Low Quiescent Current: Offers low power consumption when the device is not fully loaded.
7. Stability: Requires minimal external components for stable operation.
8. Package Type: Available in a compact SOT-89 package, suitable for space-constrained applications.
9. Operating Temperature Range: Typically functions within a range of -40°C to +125°C, making it suitable for various environments.
These features make the L78L33ABUTR suitable for applications where space is limited and efficient voltage regulation is required.
Pinout
The L78L33ABUTR is a three-terminal positive voltage regulator from the L78L series, manufactured by STMicroelectronics. It has a pin count of 3 and is typically packaged in a surface-mount SOT-89 configuration. The primary function of the L78L33ABUTR is to provide a fixed output voltage of 3.3V with a maximum output current of 100 mA. This regulator is used in applications where a stable, low-noise voltage supply is necessary.
The pin functions are as follows:
1. Input (Pin 1): Connects to the unregulated DC input voltage. It provides the raw voltage which the regulator processes to produce a stable output.
2. Ground (Pin 2): Common ground pin for both the input and output, serving as a reference point for the input and output voltages.
3. Output (Pin 3): Delivers the regulated 3.3V output voltage to the load.
These regulators are commonly used in small electronic devices and embedded systems where space is limited, and efficient voltage regulation is required.
The pin functions are as follows:
1. Input (Pin 1): Connects to the unregulated DC input voltage. It provides the raw voltage which the regulator processes to produce a stable output.
2. Ground (Pin 2): Common ground pin for both the input and output, serving as a reference point for the input and output voltages.
3. Output (Pin 3): Delivers the regulated 3.3V output voltage to the load.
These regulators are commonly used in small electronic devices and embedded systems where space is limited, and efficient voltage regulation is required.
Manufacturer
The L78L33ABUTR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor integrated circuits and discrete devices. The company serves various sectors, including automotive, industrial, personal electronics, and communications equipment. STMicroelectronics is known for its innovation in technology solutions and its commitment to sustainable and efficient electronic products.
Application
The L78L33ABUTR is a low-dropout voltage regulator commonly used in various electronics applications. Key application areas include:
1. Consumer Electronics: Used in devices like smartphones, tablets, and digital cameras to provide stable voltage supply.
2. Embedded Systems: Powers microcontrollers and other digital components in embedded applications.
3. Industrial Automation: Provides reliable power for sensors and control units.
4. Networking Equipment: Used in routers and switches for maintaining consistent voltage levels.
5. Automotive Electronics: Powers various electronic control units (ECUs) within vehicles.
6. Portable Devices: Ensures energy-efficient voltage regulation in battery-operated gadgets.
These applications benefit from the L78L33ABUTR’s compact design, efficiency, and thermal stability.
1. Consumer Electronics: Used in devices like smartphones, tablets, and digital cameras to provide stable voltage supply.
2. Embedded Systems: Powers microcontrollers and other digital components in embedded applications.
3. Industrial Automation: Provides reliable power for sensors and control units.
4. Networking Equipment: Used in routers and switches for maintaining consistent voltage levels.
5. Automotive Electronics: Powers various electronic control units (ECUs) within vehicles.
6. Portable Devices: Ensures energy-efficient voltage regulation in battery-operated gadgets.
These applications benefit from the L78L33ABUTR’s compact design, efficiency, and thermal stability.
Package
The L78L33ABUTR is a low-dropout linear voltage regulator packaged in a SOT-89 form factor. This package is compact and surface-mount, typically used for applications requiring efficient heat dissipation and a small footprint on a printed circuit board (PCB).
