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LP3972SQ-5810/NOPB
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LP3972SQ-5810/NOPB

Product Overview

Category

The LP3972SQ-5810/NOPB belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - DC/DC switching regulators.

Use

This product is primarily used for regulating voltage in various electronic devices and systems, ensuring stable and reliable power supply.

Characteristics

  • Input Voltage: 2.7V to 5.5V
  • Output Voltage: Adjustable from 0.6V to 3.3V
  • Current Output: Up to 1A
  • Efficiency: Up to 95%
  • Low Quiescent Current: 22µA
  • Thermal Shutdown and Overcurrent Protection

Package

The LP3972SQ-5810/NOPB is available in a small outline package (DSQ) with dimensions of 2mm x 2mm, making it suitable for compact designs.

Essence

This IC serves as an essential component in electronic devices, ensuring stable and efficient power delivery to various components and subsystems.

Packaging/Quantity

The LP3972SQ-5810/NOPB is typically supplied in tape and reel packaging, with quantities varying based on customer requirements.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.3V
  • Output Current: Up to 1A
  • Operating Temperature Range: -40°C to 125°C
  • Quiescent Current: 22µA
  • Switching Frequency: 2.25MHz

Detailed Pin Configuration

The LP3972SQ-5810/NOPB features a 10-pin configuration: 1. VIN (Input Voltage) 2. PGND (Power Ground) 3. SW (Switch Node) 4. FB (Feedback) 5. EN (Enable) 6. AGND (Analog Ground) 7. VOUT (Output Voltage) 8. VOUT (Output Voltage) 9. VOUT (Output Voltage) 10. VOUT (Output Voltage)

Functional Features

  • High Efficiency
  • Low Quiescent Current
  • Thermal Shutdown Protection
  • Overcurrent Protection
  • Adjustable Output Voltage

Advantages and Disadvantages

Advantages

  • Wide Input Voltage Range
  • Compact Package Size
  • High Efficiency
  • Comprehensive Protection Features

Disadvantages

  • Limited Output Current (Up to 1A)

Working Principles

The LP3972SQ-5810/NOPB operates by converting the input voltage to a regulated output voltage through high-frequency switching. The feedback mechanism ensures precise control of the output voltage, while protection features safeguard the IC and connected components from overcurrent and thermal issues.

Detailed Application Field Plans

This IC is well-suited for a wide range of applications, including: - Portable Electronic Devices - Battery-Powered Systems - IoT Devices - Wearable Electronics - Industrial Control Systems

Detailed and Complete Alternative Models

Some alternative models to the LP3972SQ-5810/NOPB include: - LM2675 - TPS54332

In summary, the LP3972SQ-5810/NOPB is a versatile and efficient voltage regulator IC that caters to the power supply needs of various electronic devices and systems, offering a balance of performance, size, and protection features.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng LP3972SQ-5810/NOPB sa mga teknikal na solusyon

  1. Question: What is the input voltage range for LP3972SQ-5810/NOPB?
    Answer: The input voltage range for LP3972SQ-5810/NOPB is 2.7V to 5.5V.

  2. Question: What is the maximum output current of LP3972SQ-5810/NOPB?
    Answer: The maximum output current of LP3972SQ-5810/NOPB is 300mA.

  3. Question: Can LP3972SQ-5810/NOPB be used in battery-powered applications?
    Answer: Yes, LP3972SQ-5810/NOPB is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  4. Question: What is the typical dropout voltage of LP3972SQ-5810/NOPB?
    Answer: The typical dropout voltage of LP3972SQ-5810/NOPB is 150mV at 100mA load.

  5. Question: Is LP3972SQ-5810/NOPB suitable for use in portable devices?
    Answer: Yes, LP3972SQ-5810/NOPB is ideal for portable devices due to its small package size and low power consumption.

  6. Question: Does LP3972SQ-5810/NOPB have built-in thermal shutdown protection?
    Answer: Yes, LP3972SQ-5810/NOPB features built-in thermal shutdown protection to prevent overheating.

  7. Question: What is the operating temperature range of LP3972SQ-5810/NOPB?
    Answer: The operating temperature range of LP3972SQ-5810/NOPB is -40°C to 125°C.

  8. Question: Can LP3972SQ-5810/NOPB be used in automotive applications?
    Answer: Yes, LP3972SQ-5810/NOPB is suitable for automotive applications due to its wide operating temperature range and robust design.

  9. Question: Does LP3972SQ-5810/NOPB require external compensation components?
    Answer: No, LP3972SQ-5810/NOPB does not require external compensation components, simplifying the design process.

  10. Question: What is the package type of LP3972SQ-5810/NOPB?
    Answer: LP3972SQ-5810/NOPB is available in a small 6-pin WSON package for space-constrained applications.