STMicroelectronics
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
LD29080PT18R
Ver Detalle Hojas de datos

LD29080PT18R

Product Overview

Category

LD29080PT18R belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • LD29080PT18R has a low dropout voltage.
  • It offers high accuracy and stability in voltage regulation.
  • The product operates within a wide input voltage range.
  • LD29080PT18R provides excellent line and load regulation.
  • It is designed to handle high current loads efficiently.

Package

The LD29080PT18R comes in a compact package, suitable for surface mount technology (SMT) applications.

Essence

The essence of LD29080PT18R lies in its ability to provide reliable and precise voltage regulation in various electronic devices.

Packaging/Quantity

The product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.5V - 26V
  • Output Voltage: 1.8V
  • Dropout Voltage: 200mV @ 100mA
  • Maximum Output Current: 800mA
  • Line Regulation: ±0.05%
  • Load Regulation: ±0.1%
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD29080PT18R has the following pin configuration:

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

Functional Features

  • Low dropout voltage ensures efficient power conversion even with small voltage differentials.
  • High accuracy and stability in voltage regulation guarantee consistent performance.
  • Wide input voltage range allows compatibility with various power sources.
  • Excellent line and load regulation ensure steady output voltage under different operating conditions.
  • High current handling capability makes it suitable for power-hungry applications.

Advantages and Disadvantages

Advantages

  • Low dropout voltage enables efficient power conversion.
  • High accuracy and stability ensure reliable voltage regulation.
  • Wide input voltage range provides versatility in application.
  • Excellent line and load regulation guarantee consistent output voltage.
  • High current handling capability makes it suitable for demanding applications.

Disadvantages

  • Limited to a fixed output voltage of 1.8V.
  • Maximum output current of 800mA may not be sufficient for certain high-power applications.

Working Principles

The LD29080PT18R operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows the device to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

LD29080PT18R finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LD29080PT18R include: - LM1117-1.8 - LT1763-1.8 - MCP1702-1802

These models can be considered as alternatives depending on specific requirements and design constraints.

Word count: 420 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LD29080PT18R en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LD29080PT18R in technical solutions:

  1. Q: What is LD29080PT18R? A: LD29080PT18R is a specific model of voltage regulator used in electronic circuits to provide a stable output voltage.

  2. Q: What is the input voltage range for LD29080PT18R? A: The input voltage range for LD29080PT18R is typically between 4.5V and 26V.

  3. Q: What is the output voltage of LD29080PT18R? A: LD29080PT18R provides a fixed output voltage of 1.8V.

  4. Q: What is the maximum output current of LD29080PT18R? A: The maximum output current of LD29080PT18R is typically around 800mA.

  5. Q: Can LD29080PT18R handle high temperatures? A: Yes, LD29080PT18R is designed to operate at high temperatures, typically up to 125°C.

  6. Q: Is LD29080PT18R suitable for battery-powered applications? A: Yes, LD29080PT18R can be used in battery-powered applications as it has low quiescent current and low dropout voltage.

  7. Q: Does LD29080PT18R require any external components for operation? A: Yes, LD29080PT18R requires input and output capacitors for stability and proper operation.

  8. Q: Can LD29080PT18R handle reverse polarity protection? A: No, LD29080PT18R does not have built-in reverse polarity protection. External protection circuitry may be required.

  9. Q: Can LD29080PT18R be used in automotive applications? A: Yes, LD29080PT18R is suitable for automotive applications as it meets the required standards and has a wide operating temperature range.

  10. Q: Is LD29080PT18R available in different package options? A: Yes, LD29080PT18R is available in various package options such as TO-220, DPAK, and SOT-89, allowing flexibility in design and mounting options.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications of LD29080PT18R.