LP2981AIM5-5.0

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LP2981AIM5-5.0

IC REG LINEAR 5V 100MA SOT23-5

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Especificaciones

Part Status Obsolete
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 16V
Voltage - Output (Min/Fixed) 5V
Voltage Dropout (Max) 0.37V @ 100mA
Current - Output 100mA
Current - Quiescent (Iq) 95 µA
Current - Supply (Max) 1.7 mA
PSRR 63dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Short Circuit
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
Base Product Number LP2981

Descripción general

Description

The LP2981AIM5-5.0 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 5.0 volts, making it suitable for a variety of applications in electronic circuits where low noise and precise voltage regulation are essential. It features a low dropout voltage, allowing it to maintain output regulation with minimal input-output voltage difference, which is particularly beneficial in battery-powered devices.
Key specifications include a maximum output current of 1A and a typical dropout voltage of around 300 mV at full load, depending on the input voltage. The LP2981 also incorporates protection features such as thermal shutdown and current limiting to ensure reliability and safety during operation. Its low quiescent current makes it well-suited for portable applications, while its small package size facilitates integration into compact circuit designs.
Overall, the LP2981AIM5-5.0 is ideal for powering microcontrollers, sensors, and other analog devices, offering a combination of efficiency and stability.

Features

The LP2981AIM5-5.0 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 5.0V. Key features include:
1. Input Voltage Range: Accepts input voltages up to 30V.
2. Low Dropout Voltage: Typically around 300mV at full load, allowing for efficient operation with minimal voltage headroom.
3. Output Current: Capable of supplying up to 100mA of output current.
4. Low Quiescent Current: Consumes only 30µA of quiescent current, enhancing battery life in portable applications.
5. Thermal Shutdown: Integrated thermal protection to prevent damage under excessive temperature conditions.
6. Short-Circuit Protection: Offers protection against output short circuits.
7. Low Noise Output: Provides a clean output ideal for sensitive applications.
8. SMD Package: Available in a compact 5-pin SOT-23 package, facilitating easy integration into space-constrained designs.
These features make the LP2981AIM5-5.0 suitable for various applications, including battery-powered devices and noise-sensitive electronics.

Package

The LP2981AIM5-5.0 is packaged in a 5-pin SOT-23 (Surface-Mount) configuration. This compact package design is ideal for space-constrained applications.

Pinout

The LP2981AIM5-5.0 is a low-dropout linear voltage regulator with a total of 5 pins. Here are the pin functions:
1. Input (Vin): This pin is connected to the input voltage supply.
2. Ground (GND): This pin is connected to the ground of the circuit.
3. Output (Vout): Provides a regulated output voltage of 5.0V.
4. Enable (EN): This pin enables or disables the regulator. It is active-high, meaning the output is enabled when this pin is high.
5. Bypass (Bypass): This pin is used for noise filtering and stability improvement. A bypass capacitor can be connected here to enhance transient response.
In summary, the LP2981AIM5-5.0 has 5 pins with specific functions for input voltage, ground, output voltage, enabling the device, and noise bypassing.

Manufacturer

The manufacturer of the LP2981AIM5-5.0 is Texas Instruments (TI). Texas Instruments is a global semiconductor company based in Dallas, Texas, specializing in designing and manufacturing a wide range of analog and embedded processing chips. Founded in 1930, TI serves various industries including automotive, communications, computing, and industrial electronics. The company is known for its innovation in analog technology, digital signal processing, and microcontrollers, providing solutions that enable efficient and high-performance electronic systems. The LP2981AIM5-5.0 is a low-dropout (LDO) voltage regulator, highlighting TI's focus on power management solutions.

Application

The LP2981AIM5-5.0 is a low-dropout (LDO) voltage regulator commonly used in applications requiring a stable 5V output. Typical application areas include portable electronics, battery-powered devices, microcontroller power supplies, and automotive electronics. It is ideal for powering RF circuits, analog devices, and other sensitive components needing low noise and high stability. Its compact package makes it suitable for space-constrained designs.

Equivalent

Equivalent products to the LP2981AIM5-5.0 voltage regulator include the MCP1700-5002E and LM1117-5.0. These alternatives provide similar low dropout performance and output voltage regulation, suitable for various applications requiring a 5V output. Check specifications for compatibility with your specific needs.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

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