LP2950-50LPRE3

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LP2950-50LPRE3

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LP2950 -FIXED MICROPOWER VOLTAGE

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Especificações

Atributo Valor
Package Bulk
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 30V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 0.6V @ 100mA
Current-Output 100mA
Current-Quiescent(Iq) 120 µA
Current-Supply(Max) 14 mA
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Through Hole
Package/Case TO-226-3, TO-92-3 (TO-226AA) Formed Leads

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Description

The LP2950-50LPRE3 is a low-dropout (LDO) voltage regulator from Texas Instruments. It is designed to provide a stable 5V output from a higher input voltage with minimal voltage drop. This device is part of the LP2950 series, known for its low quiescent current, making it suitable for battery-powered applications. The "50" in the part number indicates a 5V output, while the "LPRE3" suffix refers to specific packaging and lead finish options.
Key features of the LP2950-50LPRE3 include a typical dropout voltage of 0.1V at light loads and 0.4V at 100mA, low quiescent current of approximately 75µA, and an output current capability of up to 100mA. The regulator also offers protection features such as current and thermal limiting. It is often used in applications requiring efficient power management, such as in portable devices, microcontrollers, and other sensitive electronics. Its TO-92 package allows for easy integration into various circuit designs.

Equivalent

The LP2950-50LPRE3 is a low dropout voltage regulator. Equivalent products include:
1. MIC5205-5.0 from Microchip Technology
2. LM2937ET-5.0 from Texas Instruments
3. MC7805CTG from ON Semiconductor
4. NCP1117ST50T3G from ON Semiconductor
These regulators have similar output voltage and characteristics, but ensure to verify compatibility with your specific requirements.

Features

The LP2950-50LPRE3 is a low dropout (LDO) voltage regulator designed to provide a stable 5V output from a higher input voltage, with a maximum output current of 100 mA. Key features include:
1. Low Dropout Voltage: It offers a low dropout voltage of approximately 50 mV at light loads and 380 mV at the full 100 mA load, enhancing efficiency in battery-powered devices.
2. Output Voltage Accuracy: The device ensures tight output voltage regulation with a typical output voltage accuracy of ±0.5%.
3. Thermal and Short-Circuit Protection: Built-in protection features safeguard against over-temperature conditions and output short circuits, enhancing reliability.
4. Low Quiescent Current: It operates with a low quiescent current, typically around 75 µA, which is essential for power-sensitive applications.
5. Stability with Low-ESR Capacitors: The regulator is stable with low equivalent series resistance (ESR) output capacitors, providing design flexibility.
6. Temperature Range: It operates over a wide temperature range of -40°C to +125°C, making it suitable for various industrial and consumer applications.
These features make the LP2950-50LPRE3 ideal for use in portable and battery-operated devices requiring efficient and reliable voltage regulation.

Pinout

The LP2950-50LPRE3 is a low dropout (LDO) voltage regulator manufactured by Texas Instruments. It typically comes in a TO-92 or SOT-89 package, commonly with 3 pins. The function of this component is to provide a regulated output voltage of 5.0V from a higher input voltage, with low quiescent current and dropout voltage.
The pin configuration for the TO-92 package is as follows:
1. Pin 1 (Vin): Input voltage pin. Connect the unregulated input voltage here.
2. Pin 2 (GND): Ground pin. Connect to ground.
3. Pin 3 (Vout): Regulated output voltage pin. Provides the stabilized 5.0V output.
The SOT-89 package uses a similar pin assignment, but the layout may vary slightly due to package design. The LP2950-50LPRE3 is commonly used for battery-powered applications due to its low power consumption and efficiency.

Manufacturer

The LP2950-50LPRE3 is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and primarily focuses on developing analog chips and embedded processors. These products are used in a wide range of electronic devices and applications, including automotive, industrial, personal electronics, and communications equipment. TI is known for its innovation in the semiconductor industry and has a significant global presence.

Application

The LP2950-50LPRE3 is a low-dropout (LDO) voltage regulator, making it suitable for applications requiring stable and precise voltage regulation. Common application areas include battery-powered devices, portable electronics, and instrumentation systems, where energy efficiency and extended battery life are crucial. It is also used in microprocessor power supply circuits, communication equipment, and automotive electronics for its low quiescent current and ability to maintain a consistent output voltage. Additionally, the device is suitable for sensor applications and any systems requiring regulated voltage despite variations in input voltage or load conditions. Its thermal protection and low noise make it ideal for sensitive electronic applications.

Package

The LP2950-50LPRE3 is a low-dropout voltage regulator packaged in a TO-252 (commonly known as DPAK) surface-mount package. This package type is suitable for applications requiring efficient space usage while providing effective thermal management.

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