LM350T

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LM350T

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IC REG LINEAR POS ADJ 3A TO220-3

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thuộc tính Giá trị
Package Tube
ProductStatus Obsolete
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 35V
Voltage-Output(Min/Fixed) 1.2V
Voltage-Output(Max) 33V
Current-Output 3A
PSRR 80dB (120Hz)
ProtectionFeatures Over Temperature, Short Circuit
OperatingTemperature 0°C ~ 125°C
MountingType Through Hole
Package/Case TO-220-3

Tổng quan

Description

The LM350T is a versatile, adjustable linear voltage regulator capable of supplying output currents up to 3 amperes. Designed to provide a constant output voltage that can be set anywhere from 1.25V to 33V, it is commonly used in power supply circuits. The device includes internal current limiting, thermal shutdown, and safe area compensation, making it robust and reliable for various applications.
Housed in a TO-220 package, the LM350T is easy to mount on a heat sink, which aids in heat dissipation, a crucial factor given its power-handling capabilities. It requires only a few external components to function, typically involving a pair of resistors to set the desired output voltage and capacitors for input and output stability.
The LM350T is ideal for applications requiring a simple, cost-effective solution for adjustable voltage regulation, such as battery chargers, power adapters, and various electronic projects. Its reliability and ease of use make it popular among engineers and hobbyists alike.

Equivalent

The LM350T is a voltage regulator chip with an adjustable output. Equivalent products include:
1. L7800 series (e.g., L7805, L7806, etc.) for specific fixed voltage outputs.
2. LM317 series, which is similar but with a lower current capability (1.5A instead of 3A).
3. LT1085 and LT1084, which can handle higher currents.
4. L4960 and LM338 for adjustable voltage regulation with similar current ratings.
Ensure compatibility regarding voltage and current requirements for your specific application.

Features

The LM350T is a versatile voltage regulator designed for a wide range of applications. Key features include:
1. Adjustable Output Voltage: It can provide an output voltage range from 1.2V to 33V, making it suitable for various electronic projects.

2. Current Capability: It supports a continuous current output of up to 3A, ensuring adequate power for high-demand circuits.

3. Thermal Overload Protection: The regulator includes built-in protection against overheating, enhancing durability and reliability.

4. Short-Circuit Protection: It safeguards against excessive current that can cause damage, ensuring safe operation.

5. Component Requirements: Requires only a few external components for operation, which simplifies circuit design.

6. Package Type: The LM350T is available in a TO-220 package, which features a metal tab for heat dissipation, aiding in thermal management.

7. Line and Load Regulation: It offers low line and load regulation, contributing to stable output voltage despite variations in input voltage or load current.
Overall, the LM350T is well-suited for applications needing a reliable and adjustable power supply with protection features.

Pinout

The LM350T is a three-terminal adjustable voltage regulator. It typically comes in a TO-220 package and has three pins. The pin functions are as follows:
1. Input (Pin 1): This pin is where the unregulated input voltage is supplied. The LM350T can handle input voltages up to 35V.
2. Output (Pin 2): This pin provides the regulated output voltage. The output voltage can be adjusted between 1.25V and 33V by using an external resistor divider connected between the output and adjustment pin.
3. Adjustment (Pin 3): This pin is used to set the output voltage. By connecting a resistor divider between the output and the adjustment pin, you can adjust the output voltage according to the desired level.
The LM350T can supply up to 3A of output current and is commonly used in applications needing a reliable and adjustable power supply.

Manufacturer

The LM350T is a voltage regulator originally developed by National Semiconductor. National Semiconductor was an American semiconductor manufacturer known for producing a wide range of integrated circuits and electronic components. In 2011, National Semiconductor was acquired by Texas Instruments (TI), a global leader in semiconductor design and manufacturing. Today, Texas Instruments continues to produce and support many of National Semiconductor's legacy products, including the LM350T.
Texas Instruments is a multinational corporation headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world, specializing in the development and manufacturing of analog electronics, embedded processors, and other semiconductor products. TI serves a wide array of markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company's extensive product portfolio and innovation in semiconductor technology have made it a significant player in the electronics industry.

Application

The LM350T is a versatile voltage regulator commonly used in various applications. It is ideal for power supply circuits where a stable output voltage is required, such as in adjustable power supplies for laboratory or classroom use. It is also used in battery chargers, where precise voltage control is necessary. The LM350T can be found in embedded systems and microcontroller projects to provide consistent power. Additionally, it is utilized in audio equipment and communication devices to maintain stable voltage levels. Its ability to deliver up to 3A makes it suitable for moderate current applications in industrial and consumer electronics.

Package

The LM350T is a voltage regulator typically housed in a TO-220 package. This package type features three pins and is commonly used for devices that require a heat sink to dissipate power, making it suitable for medium-power applications.

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