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L78L33ABD-TR
+Lista de MateriaisIC REG LINEAR 3.3V 100MA 8-SOIC
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FabricanteSTMicroeletrônica
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Peça do Fabricante #L78L33ABD-TR
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Ficha Técnica L78L33ABD-TR DataSheet
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Especificações
| Atributo | Valor |
| PartStatus | 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 | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | L78L33 |
Visão Geral
Description
The L78L33ABD-TR is a low-dropout voltage regulator designed to provide a stable 3.3V output from a higher voltage input. It is part of the L78L series manufactured by STMicroelectronics. The device supports input voltages up to 30V and can deliver a maximum output current of around 100 mA.
Key features include thermal shutdown and short-circuit protection, ensuring reliability and safety in various applications. Its low quiescent current makes it suitable for battery-powered devices. The "TR" in the part number indicates that it is supplied in tape and reel packaging, which is convenient for automated assembly processes.
The L78L33ABD-TR is typically housed in a small SOT-89 package, which is suitable for compact circuit designs. It is commonly used in applications including consumer electronics, industrial equipment, and communication devices where a stable 3.3V power supply is required. The regulator's ease of use and protection features make it ideal for both hobbyist projects and professional designs.
Key features include thermal shutdown and short-circuit protection, ensuring reliability and safety in various applications. Its low quiescent current makes it suitable for battery-powered devices. The "TR" in the part number indicates that it is supplied in tape and reel packaging, which is convenient for automated assembly processes.
The L78L33ABD-TR is typically housed in a small SOT-89 package, which is suitable for compact circuit designs. It is commonly used in applications including consumer electronics, industrial equipment, and communication devices where a stable 3.3V power supply is required. The regulator's ease of use and protection features make it ideal for both hobbyist projects and professional designs.
Equivalent
The L78L33ABD-TR is a 3.3V low-dropout linear voltage regulator. Equivalent products include:
1. LM1117-3.3 by Texas Instruments
2. AMS1117-3.3 by Advanced Monolithic Systems
3. MC78L33 by ON Semiconductor
4. LP2950-3.3 by Texas Instruments
5. NCP1117-3.3 by ON Semiconductor
Ensure compatibility by checking specific parameters like output current, dropout voltage, and package type.
1. LM1117-3.3 by Texas Instruments
2. AMS1117-3.3 by Advanced Monolithic Systems
3. MC78L33 by ON Semiconductor
4. LP2950-3.3 by Texas Instruments
5. NCP1117-3.3 by ON Semiconductor
Ensure compatibility by checking specific parameters like output current, dropout voltage, and package type.
Features
The L78L33ABD-TR is a low-dropout (LDO) linear voltage regulator. Here are its key features:
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Output Current: Can supply up to 100 mA of output current.
3. Dropout Voltage: Low dropout voltage, typically around 1.7V at 100 mA.
4. Thermal Protection: Includes thermal shutdown to prevent overheating.
5. Short-Circuit Protection: Equipped with short-circuit protection for enhanced reliability.
6. Input Voltage Range: Handles a wide input voltage range from 5V to 30V.
7. Package: Available in a small surface-mount SOT-89 package, making it suitable for space-constrained applications.
8. Low Quiescent Current: Consumes minimal quiescent current, improving efficiency in battery-powered devices.
9. Stability: Designed for stability with low ESR output capacitors.
10. Applications: Suitable for use in applications such as battery-powered devices, microcontroller power supplies, and other electronics requiring a reliable 3.3V power source.
These features make it a versatile choice for various low-power electronic projects.
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Output Current: Can supply up to 100 mA of output current.
3. Dropout Voltage: Low dropout voltage, typically around 1.7V at 100 mA.
4. Thermal Protection: Includes thermal shutdown to prevent overheating.
5. Short-Circuit Protection: Equipped with short-circuit protection for enhanced reliability.
6. Input Voltage Range: Handles a wide input voltage range from 5V to 30V.
7. Package: Available in a small surface-mount SOT-89 package, making it suitable for space-constrained applications.
8. Low Quiescent Current: Consumes minimal quiescent current, improving efficiency in battery-powered devices.
9. Stability: Designed for stability with low ESR output capacitors.
10. Applications: Suitable for use in applications such as battery-powered devices, microcontroller power supplies, and other electronics requiring a reliable 3.3V power source.
These features make it a versatile choice for various low-power electronic projects.
Pinout
The L78L33ABD-TR is a voltage regulator from STMicroelectronics. It comes in a SOT-89 package with a 3-pin configuration. The primary function of this device is to provide a stable 3.3V output voltage from a higher input voltage, making it suitable for various applications requiring a regulated power supply.
The pin configuration is as follows:
1. Input: This pin is connected to the higher input voltage that needs regulation.
2. Ground: This pin is connected to the ground of the circuit and acts as the reference point for the input and output voltages.
3. Output: This pin provides the regulated 3.3V output.
The L78L33ABD-TR is a linear voltage regulator commonly used in electronic circuits to ensure a stable power supply for sensitive components. It offers short-circuit protection and thermal shutdown features for enhanced reliability.
The pin configuration is as follows:
1. Input: This pin is connected to the higher input voltage that needs regulation.
2. Ground: This pin is connected to the ground of the circuit and acts as the reference point for the input and output voltages.
3. Output: This pin provides the regulated 3.3V output.
The L78L33ABD-TR is a linear voltage regulator commonly used in electronic circuits to ensure a stable power supply for sensitive components. It offers short-circuit protection and thermal shutdown features for enhanced reliability.
Manufacturer
The L78L33ABD-TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products. It serves various sectors, including automotive, industrial, personal electronics, and communications equipment. As a leader in the semiconductor industry, STMicroelectronics focuses on innovation and sustainability, delivering solutions that enable smarter driving and the Internet of Things (IoT).
Application
The L78L33ABD-TR is a low-dropout (LDO) voltage regulator commonly used in various electronic applications. Its primary application areas include:
1. Consumer Electronics: Provides stable voltage supply for gadgets like smartphones, tablets, and wearable devices.
2. Industrial Equipment: Ensures reliable power for sensors and control systems.
3. Telecommunications: Supports stable power for communication devices.
4. Automotive: Powers microcontrollers and other electronic components in vehicles.
5. Computing: Used in power management for microprocessors and memory units.
Its small size and low power consumption make it ideal for portable and battery-powered devices.
1. Consumer Electronics: Provides stable voltage supply for gadgets like smartphones, tablets, and wearable devices.
2. Industrial Equipment: Ensures reliable power for sensors and control systems.
3. Telecommunications: Supports stable power for communication devices.
4. Automotive: Powers microcontrollers and other electronic components in vehicles.
5. Computing: Used in power management for microprocessors and memory units.
Its small size and low power consumption make it ideal for portable and battery-powered devices.
Package
The L78L33ABD-TR is a fixed voltage regulator produced by STMicroelectronics. It comes in a SOT-89 package, which is a small outline transistor package commonly used for surface-mount devices.
