STMicroelectronics
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
LD2982AM25R
Ver Detalle Hojas de datos

LD2982AM25R

Product Overview

Category

LD2982AM25R belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • Low dropout voltage
  • Low quiescent current
  • High output voltage accuracy
  • Thermal shutdown protection
  • Short-circuit current limit

Package

The LD2982AM25R comes in a small surface-mount package.

Essence

The essence of LD2982AM25R lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

The LD2982AM25R is typically packaged in reels and is available in large quantities.

Specifications

  • Input Voltage Range: 2.5V - 16V
  • Output Voltage: 2.5V
  • Dropout Voltage: 300mV @ 100mA
  • Quiescent Current: 50µA
  • Output Current: 100mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD2982AM25R has three pins:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage ensures efficient regulation even with low input voltages.
  • Low quiescent current minimizes power consumption when the regulator is idle.
  • High output voltage accuracy provides precise voltage regulation.
  • Thermal shutdown protection prevents damage due to excessive heat.
  • Short-circuit current limit protects the regulator from damage during short-circuits.

Advantages and Disadvantages

Advantages

  • Stable and regulated output voltage
  • Low power consumption
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited output current capacity
  • Requires external components for proper operation

Working Principles

The LD2982AM25R operates based on the principle of voltage regulation. It takes an input voltage and provides a stable output voltage, regardless of any fluctuations in the input voltage. This is achieved through internal circuitry that adjusts the voltage to maintain a constant level at the output.

Detailed Application Field Plans

The LD2982AM25R finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LD2982AM25R are: - LM1117-2.5 - LT1763-2.5 - MCP1702-2.5 - TS2950-2.5

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, LD2982AM25R is a voltage regulator with low dropout voltage, high accuracy, and thermal protection. It is widely used in various electronic applications and has several alternative models available in the market.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LD2982AM25R en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LD2982AM25R in technical solutions:

  1. Q: What is LD2982AM25R? A: LD2982AM25R is a low dropout voltage regulator IC that provides a fixed output voltage of 2.5V.

  2. Q: What is the maximum input voltage for LD2982AM25R? A: The maximum input voltage for LD2982AM25R is 16V.

  3. Q: What is the dropout voltage of LD2982AM25R? A: The dropout voltage of LD2982AM25R is typically around 300mV at 100mA load current.

  4. Q: Can LD2982AM25R handle high current loads? A: No, LD2982AM25R is designed for low current applications with a maximum output current of 100mA.

  5. Q: Is LD2982AM25R suitable for battery-powered devices? A: Yes, LD2982AM25R is an ideal choice for battery-powered devices due to its low dropout voltage and low quiescent current.

  6. Q: Does LD2982AM25R require any external components for operation? A: Yes, LD2982AM25R requires input and output capacitors for stability and proper operation.

  7. Q: What is the operating temperature range of LD2982AM25R? A: The operating temperature range of LD2982AM25R is typically -40°C to +125°C.

  8. Q: Can LD2982AM25R be used in automotive applications? A: Yes, LD2982AM25R is suitable for automotive applications as it meets the necessary requirements for automotive electronics.

  9. Q: Does LD2982AM25R have built-in protection features? A: Yes, LD2982AM25R includes built-in protection against overcurrent, thermal shutdown, and reverse polarity.

  10. Q: What is the package type of LD2982AM25R? A: LD2982AM25R is available in a small SOT-23 package, which is commonly used for surface mount applications.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for LD2982AM25R.