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MPQ2483ADQ-LF-P

MPQ2483ADQ-LF-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics:
    • High efficiency
    • Low power consumption
    • Small form factor
    • Wide input voltage range
  • Package: QFN-16
  • Essence: This IC is designed to provide efficient power management solutions for various electronic devices.
  • Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C
  • Protection Features:
    • Overcurrent protection
    • Thermal shutdown
    • Undervoltage lockout

Detailed Pin Configuration

The MPQ2483ADQ-LF-P IC has a total of 16 pins arranged as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. SW: Switching node pin
  4. FB: Feedback pin
  5. EN: Enable pin
  6. PGND: Power ground pin
  7. LX: Inductor connection pin
  8. COMP: Compensation pin
  9. SS: Soft-start pin
  10. VCC: Supply voltage pin
  11. AGND: Analog ground pin
  12. PG: Power good indicator pin
  13. BST: Bootstrap pin
  14. SS/TR: Soft-start or tracking pin
  15. OCSET: Overcurrent protection threshold setting pin
  16. VREF: Reference voltage output pin

Functional Features

  • High-efficiency synchronous step-down converter
  • Adjustable output voltage
  • Soft-start and tracking functionality
  • Overcurrent protection with adjustable threshold
  • Power good indicator for output voltage monitoring
  • Thermal shutdown protection
  • Undervoltage lockout for reliable operation

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Small form factor enables compact designs - Comprehensive protection features ensure system reliability

Disadvantages: - Limited output voltage range may not suit all applications - Higher switching frequency may introduce additional noise

Working Principles

The MPQ2483ADQ-LF-P is a synchronous step-down converter that utilizes pulse-width modulation (PWM) to regulate the output voltage. It operates by switching an internal power MOSFET at a high frequency, converting the input voltage to a lower, regulated output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain the desired output voltage.

Detailed Application Field Plans

The MPQ2483ADQ-LF-P IC finds applications in various electronic devices requiring efficient power management. Some potential application fields include:

  1. Portable electronic devices such as smartphones, tablets, and portable media players.
  2. Battery-powered devices like wireless headphones, smartwatches, and fitness trackers.
  3. Industrial equipment and automation systems.
  4. Automotive electronics, including infotainment systems and advanced driver-assistance systems (ADAS).
  5. LED lighting applications, both residential and commercial.

Detailed and Complete Alternative Models

  1. MPQ2483BDQ-LF-P: Similar specifications and features, but available in a different package (DFN-16).
  2. MPQ2483CDQ-LF-P: Enhanced version with higher switching frequency and extended temperature range.
  3. MPQ2483EDQ-LF-P: Lower-cost variant with reduced feature set, suitable for cost-sensitive applications.

These alternative models provide flexibility in choosing the most suitable IC based on specific requirements and constraints.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MPQ2483ADQ-LF-P dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of MPQ2483ADQ-LF-P in technical solutions:

  1. Question: What is the MPQ2483ADQ-LF-P?
    Answer: The MPQ2483ADQ-LF-P is a high-frequency, synchronous, rectified, step-down switch mode converter with built-in power MOSFETs.

  2. Question: What is the input voltage range of the MPQ2483ADQ-LF-P?
    Answer: The MPQ2483ADQ-LF-P has an input voltage range of 4.5V to 18V.

  3. Question: What is the output voltage range of the MPQ2483ADQ-LF-P?
    Answer: The MPQ2483ADQ-LF-P can provide an adjustable output voltage range from 0.6V to 5.5V.

  4. Question: What is the maximum output current of the MPQ2483ADQ-LF-P?
    Answer: The MPQ2483ADQ-LF-P can deliver a maximum output current of 3A.

  5. Question: Does the MPQ2483ADQ-LF-P have overcurrent protection?
    Answer: Yes, the MPQ2483ADQ-LF-P features cycle-by-cycle current limit protection to prevent excessive current flow.

  6. Question: Can the MPQ2483ADQ-LF-P operate in a wide temperature range?
    Answer: Yes, the MPQ2483ADQ-LF-P is designed to operate in a temperature range of -40°C to +85°C.

  7. Question: Does the MPQ2483ADQ-LF-P have a soft-start function?
    Answer: Yes, the MPQ2483ADQ-LF-P has a soft-start function to minimize inrush current during startup.

  8. Question: Can the MPQ2483ADQ-LF-P be used in battery-powered applications?
    Answer: Yes, the MPQ2483ADQ-LF-P is suitable for battery-powered applications due to its low quiescent current and high efficiency.

  9. Question: Does the MPQ2483ADQ-LF-P have built-in thermal shutdown protection?
    Answer: Yes, the MPQ2483ADQ-LF-P has a thermal shutdown feature that protects the device from overheating.

  10. Question: What are some typical applications of the MPQ2483ADQ-LF-P?
    Answer: The MPQ2483ADQ-LF-P is commonly used in various applications such as industrial automation, consumer electronics, telecommunications, and automotive systems.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the MPQ2483ADQ-LF-P in different technical solutions.