LM2937IMPX-5.0

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LM2937IMPX-5.0

IC REG LINEAR 5V 400MA SOT223-4

  • Fabricante
  • Mfr. Parte #LM2937IMPX-5.0
  • Paquete SOT-223-4
  • Hoja de datos
  • En stock6871

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Especificaciones

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 26V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 1V @ 50mA
Current-Output 400mA
Current-Quiescent(Iq) 2 mA
Current-Supply(Max) 20 mA
ProtectionFeatures Over Temperature, Reverse Polarity, Short Circuit
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case TO-261-4, TO-261AA

Descripción general

Description

The LM2937IMPX-5.0 is a low-dropout voltage regulator designed to provide a regulated 5.0V output with a maximum current of 500mA. It is typically used in applications requiring efficient voltage regulation with minimal power dissipation, making it suitable for battery-powered devices and systems with tight power budgets.
Key features of the LM2937IMPX-5.0 include:
1. Low Dropout Voltage: The device requires a small voltage difference between input and output to maintain regulation, enhancing efficiency.
2. Thermal Protection: It includes built-in thermal shutdown to prevent overheating and damage.
3. Current Limiting: Provides protection against overcurrent conditions.
4. Stable Operation: Designed to work with low ESR capacitors to ensure stable output across a range of applications.
5. Wide Input Voltage Range: The regulator can handle varying input voltages while maintaining a stable output.
The LM2937IMPX-5.0 is often used in automotive, industrial, and consumer electronics where stable 5.0V power is essential. It comes in a compact surface-mount package, making it suitable for space-constrained designs.

Features

The LM2937IMPX-5.0 is a low-dropout (LDO) linear voltage regulator designed by Texas Instruments. Key features include:
1. Output Voltage: It provides a fixed output voltage of 5.0V.
2. Output Current: Capable of delivering up to 500 mA.
3. Dropout Voltage: Offers a low dropout voltage of approximately 0.5V at full load, enhancing efficiency.
4. Protection: Integrated short-circuit protection and thermal shutdown for reliability and safety.
5. Quiescent Current: Operates with low quiescent current, making it suitable for battery-powered applications.
6. Input Voltage Range: Supports a wide input voltage range, typically up to 26V.
7. Temperature Range: Features an operating temperature range from -40°C to +125°C, suitable for industrial environments.
8. Package: Available in a SOT-223 surface-mount package, allowing for compact design implementations.
9. Stability: Requires only minimal external components for stability, such as a small output capacitor.
These features make the LM2937IMPX-5.0 suitable for a variety of applications, including automotive, industrial, and consumer electronics, where stable 5V power supply is needed.

Package

The LM2937IMPX-5.0 is a fixed voltage regulator in a surface-mount SOT-223 package. It is designed for a 5.0V output voltage and can provide up to 500mA of output current. The compact SOT-223 package is suitable for applications where PCB space is limited.

Pinout

The LM2937IMPX-5.0 is a low-dropout voltage regulator that typically comes in a SOT-223 package. It has a 3-pin configuration. The functions of these pins are as follows:
1. Input (VIN): This pin receives the input voltage which should be higher than the desired output voltage by a small margin to ensure proper functionality of the regulator.
2. Ground (GND): This is the common ground pin for the input and output, providing a return path for the output current.
3. Output (VOUT): This pin provides the regulated output voltage, which in the case of the LM2937IMPX-5.0 is fixed at 5.0 volts.
The LM2937IMPX-5.0 is designed to deliver a stable 5V output with a maximum output current of 500 mA, making it suitable for use in various applications requiring a stable power supply with low dropout voltage.

Manufacturer

The LM2937IMPX-5.0 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. These chips are used in various applications, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in analog and digital signal processing, and it is one of the leading companies in the semiconductor industry.

Application

The LM2937IMPX-5.0 is a voltage regulator used in various applications requiring stable 5V output. Common areas include power supply systems for microcontrollers, sensors, and other digital devices in automotive, industrial, and consumer electronics. Its robust performance makes it suitable for applications with fluctuating input voltages, offering reliable voltage regulation in environments with strict power requirements. The regulator's low dropout feature also makes it ideal for battery-powered devices, ensuring efficiency and prolonged battery life.

Equivalent

The LM2937IMPX-5.0 is a low dropout (LDO) voltage regulator that provides a fixed 5.0V output. Equivalent products include the MIC2937A-5.0 from Microchip Technology, the LT1763-5 from Analog Devices, and the NCP1117-5.0 from ON Semiconductor. Each of these components may have slight variations in features or specifications, so ensure compatibility with your specific application requirements.

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

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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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