STMicroelectronics
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
LD39015M33R
Ver Detalle Hojas de datos

LD39015M33R

Product Overview

Category

LD39015M33R belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • LD39015M33R is a low-dropout (LDO) voltage regulator.
  • It has a fixed output voltage of 3.3V.
  • The regulator operates with a low dropout voltage, ensuring efficient power conversion.
  • It offers excellent line and load regulation characteristics.
  • LD39015M33R is designed to provide stable and reliable voltage output.

Package

The LD39015M33R comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of LD39015M33R lies in its ability to regulate voltage effectively, ensuring stable power supply to connected components.

Packaging/Quantity

The regulator is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage: 3.3V ±2%
  • Dropout Voltage: 200mV (typical)
  • Maximum Output Current: 150mA
  • Quiescent Current: 50µA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VOUT: Output voltage pin

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • Excellent line and load regulation characteristics maintain stable output voltage.
  • Low quiescent current minimizes power consumption.
  • Overcurrent and thermal protection features safeguard the regulator and connected components.

Advantages

  • Stable and reliable voltage output.
  • Compact surface-mount package for space-constrained applications.
  • Wide input voltage range allows for versatile usage.
  • Low dropout voltage ensures efficient power conversion.

Disadvantages

  • Limited maximum output current of 150mA.
  • Fixed output voltage may not be suitable for all applications.

Working Principles

LD39015M33R operates as a linear voltage regulator. It regulates the input voltage to a fixed 3.3V output voltage by dissipating excess power as heat. The dropout voltage is kept low, minimizing power loss and maximizing efficiency.

Detailed Application Field Plans

LD39015M33R finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - IoT devices - Automotive electronics

Detailed and Complete Alternative Models

  1. LD39015M33R-TR: Tape and reel packaging, suitable for automated assembly.
  2. LD39015M33R-TU: Tube packaging, suitable for manual assembly.

These alternative models offer the same functionality and specifications as LD39015M33R but differ in packaging options.

In conclusion, LD39015M33R is a low-dropout voltage regulator that provides stable and reliable voltage output. Its compact size, wide input voltage range, and low dropout voltage make it suitable for various applications. However, its limited maximum output current and fixed output voltage should be considered when selecting an appropriate regulator for specific requirements.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LD39015M33R en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LD39015M33R in technical solutions:

  1. Q: What is LD39015M33R? A: LD39015M33R is a voltage regulator IC (integrated circuit) that provides a stable output voltage of 3.3V.

  2. Q: What is the input voltage range for LD39015M33R? A: The input voltage range for LD39015M33R is typically between 4.5V and 36V.

  3. Q: What is the maximum output current LD39015M33R can handle? A: LD39015M33R can handle a maximum output current of 150mA.

  4. Q: How does LD39015M33R regulate the output voltage? A: LD39015M33R uses a feedback mechanism to maintain a constant output voltage, even when the input voltage or load conditions change.

  5. Q: Can LD39015M33R be used in battery-powered applications? A: Yes, LD39015M33R can be used in battery-powered applications as it has a low dropout voltage, allowing it to operate with lower input voltages.

  6. Q: Is LD39015M33R suitable for automotive applications? A: Yes, LD39015M33R is designed to meet the requirements of automotive applications, including wide input voltage range and high temperature operation.

  7. Q: Does LD39015M33R have built-in protection features? A: Yes, LD39015M33R includes overcurrent protection, thermal shutdown, and reverse polarity protection to ensure safe operation.

  8. Q: Can LD39015M33R be used in both step-up and step-down voltage conversion applications? A: No, LD39015M33R is a linear voltage regulator and can only be used for step-down (buck) voltage conversion.

  9. Q: What is the typical dropout voltage of LD39015M33R? A: The typical dropout voltage of LD39015M33R is around 300mV at full load.

  10. Q: Are there any recommended external components to use with LD39015M33R? A: Yes, LD39015M33R requires input and output capacitors for stability. The datasheet provides guidelines for selecting suitable capacitors.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.