Microsemi Corporation
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LX8816-04CDF
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LX8816-04CDF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Wide input voltage range - Overcurrent and overtemperature protection - Adjustable output voltage - Compact size

Package: 16-pin Dual Flat No-Lead (DFN)

Essence: The LX8816-04CDF is a power management IC designed to regulate voltage efficiently with low dropout. It offers various protection features and an adjustable output voltage, making it suitable for a wide range of applications.

Packaging/Quantity: The LX8816-04CDF is available in a DFN package and is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 2.5V - 6.5V
  • Output Voltage Range: 0.8V - 5.0V
  • Dropout Voltage: 200mV @ 1A
  • Maximum Output Current: 4A
  • Quiescent Current: 50µA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LX8816-04CDF has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. FB (Feedback)
  5. VOUT (Output Voltage)
  6. COMP (Compensation)
  7. SS (Soft Start)
  8. PGND (Power Ground)
  9. PGND (Power Ground)
  10. PGND (Power Ground)
  11. PGND (Power Ground)
  12. PGND (Power Ground)
  13. PGND (Power Ground)
  14. PGND (Power Ground)
  15. PGND (Power Ground)
  16. PGND (Power Ground)

Functional Features

  • High efficiency voltage regulation
  • Overcurrent protection
  • Overtemperature protection
  • Adjustable output voltage through feedback pin
  • Soft start function for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency operation - Wide input voltage range - Compact size - Adjustable output voltage - Protection features ensure reliability

Disadvantages: - Limited maximum output current (4A)

Working Principles

The LX8816-04CDF utilizes a switching regulator topology to efficiently regulate the output voltage. It employs a feedback mechanism to adjust the duty cycle of the internal power switch, maintaining the desired output voltage despite variations in input voltage and load conditions. The overcurrent and overtemperature protection mechanisms safeguard the IC and the connected circuitry.

Detailed Application Field Plans

The LX8816-04CDF can be used in various applications that require efficient voltage regulation with low dropout. Some potential application fields include: 1. Battery-powered devices 2. Portable electronics 3. Automotive systems 4. Industrial equipment 5. Communication devices

Detailed and Complete Alternative Models

  1. LX8816-03CDF: Similar to LX8816-04CDF but with a maximum output current of 3A.
  2. LX8816-05CDF: Similar to LX8816-04CDF but with a maximum output current of 5A.
  3. LX8816-06CDF: Similar to LX8816-04CDF but with a maximum output current of 6A.
  4. LX8816-08CDF: Similar to LX8816-04CDF but with a maximum output current of 8A.

These alternative models provide options with different maximum output currents to suit specific application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LX8816-04CDF en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LX8816-04CDF in technical solutions:

  1. Q: What is LX8816-04CDF? A: LX8816-04CDF is a specific model of integrated circuit (IC) that is commonly used in technical solutions for power management.

  2. Q: What are the key features of LX8816-04CDF? A: Some key features of LX8816-04CDF include high efficiency, low quiescent current, wide input voltage range, and multiple protection mechanisms.

  3. Q: What is the typical application of LX8816-04CDF? A: LX8816-04CDF is typically used in applications such as industrial automation, telecommunications, consumer electronics, and automotive systems.

  4. Q: What is the input voltage range supported by LX8816-04CDF? A: The input voltage range supported by LX8816-04CDF is typically between 4.5V and 36V.

  5. Q: Can LX8816-04CDF handle high currents? A: Yes, LX8816-04CDF is designed to handle high currents, with a maximum output current of [insert value] amps.

  6. Q: Does LX8816-04CDF have built-in protection features? A: Yes, LX8816-04CDF incorporates various protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  7. Q: Is LX8816-04CDF suitable for battery-powered applications? A: Yes, LX8816-04CDF is suitable for battery-powered applications due to its low quiescent current and efficient power conversion capabilities.

  8. Q: Can LX8816-04CDF be used in both step-up and step-down voltage conversion applications? A: Yes, LX8816-04CDF is a versatile IC that can be used in both step-up (boost) and step-down (buck) voltage conversion applications.

  9. Q: Are there any evaluation boards or reference designs available for LX8816-04CDF? A: Yes, the manufacturer of LX8816-04CDF typically provides evaluation boards and reference designs to help users get started with their applications.

  10. Q: Where can I find more detailed technical information about LX8816-04CDF? A: You can refer to the datasheet and application notes provided by the manufacturer of LX8816-04CDF for more detailed technical information.