LM1117T-3.3

Imagens apenas para referência

LM1117T-3.3

+Lista de Materiais

IC REG LINEAR 3.3V 800MA TO220-3

  • FabricanteTexas Instruments

  • Peça do Fabricante #LM1117T-3.3

  • Pacote TO-220-3

  • Em Estoque2531

365 Garantia de Qualidade em 1 dia

7*24 Garantia de serviço em 24 horas

90-Garantia de pós-venda em 1 dia

Garantia de Produto Genuíno

Especificações

Atributo Valor
Package / Case Tube
Series LM1117-3.3
Part Status Obsolete
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 15V
Voltage - Output (Min/Fixed) 3.3V
Voltage Dropout (Max) 1.2V @ 800mA
Current - Output 800mA
Current - Quiescent (Iq) 5 mA
Current - Supply (Max) 10 mA
PSRR 75dB (120Hz)
Protection Features Over Current, Over Temperature
Operating Temperature 0°C ~ 125°C
Mounting Type Through Hole

Visão Geral

Description

The LM1117T-3.3 is a popular voltage regulator designed to provide a stable 3.3V output. It belongs to the LM1117 series, known for its low dropout voltage performance, which is essential when the input voltage is close to the output voltage. The LM1117T-3.3 can deliver a maximum output current of up to 800mA, making it suitable for a variety of applications in electronics that require a reliable 3.3V supply.
Key features include a dropout voltage of approximately 1.2V at full load, ensuring efficient performance in low-voltage situations. The device includes built-in protection mechanisms like short-circuit protection and thermal overload protection to enhance reliability and safety. Its TO-220 package allows for efficient heat dissipation, which is crucial for maintaining performance under higher current loads.
The LM1117T-3.3 is widely used in microcontrollers, sensors, and communication devices, where a stable 3.3V power supply is necessary. Its ease of use and robust performance make it a favored choice in both amateur electronics projects and professional applications.

Equivalent

The LM1117T-3.3 is a voltage regulator providing a 3.3V output. Equivalent products include the AMS1117-3.3, LD1117-3.3, NCP1117-3.3, and MIC5209-3.3. These alternatives offer similar functionality and pin compatibility but might vary in terms of efficiency, dropout voltage, and other specific characteristics. Always check the datasheets to ensure compatibility for your specific application.

Features

The LM1117T-3.3 is a voltage regulator featuring a fixed 3.3V output. Key features include:
1. Output Voltage: 3.3V with a maximum current output of 800mA.
2. Input Voltage: Requires a minimum input of 4.25V to function properly.
3. Low Dropout Voltage: Typically around 1.2V at full load, allowing for efficient operation.
4. Output Capacitor Requirement: A minimum of 10μF is needed to ensure stability.
5. Thermal Protection: Built-in to prevent overheating and ensure reliable operation under varying conditions.
6. Short-Circuit Protection: Safeguards the device against damage from output short circuits.
7. Overcurrent Protection: Limits current to prevent damage due to overcurrent conditions.
8. Package: Typically available in a TO-220 package, facilitating easy mounting and heat dissipation.
9. Applications: Widely used in applications requiring a stable 3.3V power supply, such as microcontrollers, and other digital circuits.
These features make the LM1117T-3.3 a popular choice for maintaining a steady voltage supply in electronic projects and systems.

Pinout

The LM1117T-3.3 is a voltage regulator with a fixed output of 3.3V. It typically comes in a TO-220 package and has three pins:
1. Input (Vin): This pin receives the input voltage, which should be higher than the 3.3V output plus the dropout voltage for proper regulation.
2. Ground (GND): This is the common ground pin for both the input and output voltages.
3. Output (Vout): This pin provides the regulated 3.3V output voltage.
The LM1117T-3.3 can supply a maximum output current of around 800 mA, making it suitable for powering low-power circuitry. Its dropout voltage is relatively low, around 1.2V at full load, which helps in efficient operation when the input voltage is close to the output voltage. Additionally, the device includes features like current limiting and thermal protection.

Manufacturer

The LM1117T-3.3 is a voltage regulator manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, processors, and sensors. TI is known for its innovations in analog and embedded processing technologies, serving various industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is headquartered in Dallas, Texas, and has a significant presence in research, development, and manufacturing around the world.

Application

The LM1117T-3.3 is a voltage regulator designed to provide a stable 3.3V output. Its application areas include:
1. Microcontroller Power Supply: Provides the necessary voltage for microcontrollers and digital circuits.
2. Embedded Systems: Used in embedded systems requiring a 3.3V supply.
3. Networking Equipment: Powers components in routers and switches.
4. Consumer Electronics: Used in devices like set-top boxes and DVD players.
5. Portable Devices: Powers handheld gadgets and portable instrumentation.
6. Communication Devices: Supports power requirements in communication equipment.
7. Automotive Electronics: Used in dashboard electronics and infotainment systems.
Its low dropout voltage and high accuracy make it versatile for various electronic projects.

Package

The LM1117T-3.3 is a voltage regulator that comes in a TO-220 package. The "T" in the part number indicates the TO-220 package type, which is commonly used for power components due to its ability to dissipate heat effectively.

Produtos relacionados a LM1117T-3.3