LM2931AD50R

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LM2931AD50R

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IC REG LINEAR 5V 100MA 8SO

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 26V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 0.6V @ 100mA
Current-Output 100mA
Current-Quiescent(Iq) 1 mA
Current-Supply(Max) 30 mA
PSRR 75dB (120Hz)
ProtectionFeatures Current Limit, Thermal Shutdown
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The LM2931AD50R is a low-dropout voltage regulator designed for various applications requiring a stable 5V output. It supports input voltages up to 26V and features a low quiescent current, making it ideal for battery-powered devices. The device offers a maximum output current of 100 mA, ensuring efficient performance in moderate power applications.
Key features include thermal shutdown protection and reverse polarity protection, enhancing reliability and safety. Its low dropout voltage, approximately 200 mV at 100 mA, ensures efficient operation even when the input voltage is close to the output voltage. Additionally, the LM2931AD50R provides good line and load regulation, ensuring stable output across varying conditions.
Packaged in a compact form factor, such as the SOIC-8, it is suitable for space-constrained applications. The regulator is commonly used in automotive, industrial, and consumer electronics due to its robust performance and protective features. Overall, the LM2931AD50R is a versatile and reliable choice for maintaining a stable power supply in a wide range of electronic systems.

Equivalent

The LM2931AD50R is a low dropout voltage regulator. Equivalent products include:
1. MC7805 – A common 5V voltage regulator.
2. L78M05 – Another 5V linear regulator from the 78Mxx series.
3. LT1121-5 – A low dropout 5V regulator.
4. MIC29302 – A high current, low dropout regulator.
These equivalents may vary based on specific parameters like output current, dropout voltage, and package type, so it's important to verify compatibility with your application requirements.

Features

The LM2931AD50R is a voltage regulator known for its reliability and efficiency. Key features include:
1. Output Voltage: It provides a fixed output voltage of 5.0V.
2. Input Voltage: It operates with an input voltage range of up to 26V.
3. Low Quiescent Current: Offers low standby current, making it ideal for battery-powered applications.
4. Dropout Voltage: Exhibits a low dropout voltage, typically around 0.2V at 100mA, ensuring efficient operation.
5. Output Current: Capable of delivering up to 100mA load current.
6. Protection Features: Includes thermal shutdown and current limiting to safeguard against overload conditions.
7. Temperature Range: Operates over a wide temperature range, from -40°C to +125°C, suitable for various environments.
8. Package: Comes in a compact SOIC-8 package, facilitating easy integration into designs.
These features make the LM2931AD50R suitable for applications requiring stable voltage in automotive, industrial, or consumer electronics.

Pinout

The LM2931AD50R is a low dropout voltage regulator designed to provide a stable 5V output. It typically comes in an SOIC-8 package, meaning it has 8 pins. The main functions of the LM2931AD50R include:
1. Input Voltage Pin: Receives the unregulated input voltage.
2. Ground Pin(s): Connects to the system ground.
3. Output Voltage Pin: Provides the regulated 5V output.
4. Shutdown/Enable Pin: Used to turn the regulator on or off, depending on the model.
5. Bypass/Adjust Pin: Allows for noise reduction or output voltage adjustments in some configurations.
Note that not all pins may be active and some might be NC (No Connect) in specific models or configurations. Always refer to the specific datasheet for precise pin configuration and functions.

Manufacturer

The LM2931AD50R is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is one of the largest semiconductor companies in the world and is well-known for its analog chips and embedded processors. Texas Instruments serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The LM2931AD50R is a low-dropout voltage regulator commonly used in various applications, including automotive systems, battery-powered devices, and portable electronics. Its key features, such as low dropout voltage and low quiescent current, make it ideal for use in systems requiring efficient power management and stable voltage outputs. It is also suited for microcontroller power supply, sensor systems, and embedded systems where space and energy efficiency are critical. Additionally, its robustness to transient conditions is valuable for automotive applications.

Package

The LM2931AD50R is a low-dropout voltage regulator available in a SOIC-8 package.

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