Monolithic Power Systems Inc.
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MPQ4485GU-LS-AEC1-P

MPQ4485GU-LS-AEC1-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low standby power consumption - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: QFN-16

Essence: The MPQ4485GU-LS-AEC1-P is a power management IC designed for various applications that require efficient power conversion and management.

Packaging/Quantity: The MPQ4485GU-LS-AEC1-P is available in a QFN-16 package. It is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MPQ4485GU-LS-AEC1-P has the following pin configuration:

  1. VIN: Input voltage
  2. SW: Switch node connection
  3. GND: Ground
  4. FB: Feedback voltage
  5. EN: Enable control
  6. SS: Soft-start capacitor connection
  7. PGND: Power ground
  8. VCC: Supply voltage
  9. LX: Inductor connection
  10. COMP: Compensation network connection
  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

  • Wide input voltage range allows for versatile applications.
  • High efficiency ensures minimal power loss during operation.
  • Overcurrent protection safeguards the circuit and connected devices.
  • Thermal shutdown protection prevents overheating.

Advantages

  • High efficiency results in reduced power consumption.
  • Wide input voltage range allows for compatibility with various power sources.
  • Overcurrent protection ensures the safety of the circuit and connected devices.
  • Thermal shutdown protection prevents damage due to excessive heat.

Disadvantages

  • Limited maximum output current may restrict certain high-power applications.
  • The QFN-16 package may require specialized equipment for soldering and handling.

Working Principles

The MPQ4485GU-LS-AEC1-P operates as a step-down (buck) converter, converting a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to efficiently regulate the output voltage while minimizing power loss. The IC incorporates various control mechanisms such as feedback voltage regulation, soft-start, and overcurrent protection to ensure stable and reliable operation.

Application Field Plans

The MPQ4485GU-LS-AEC1-P is suitable for a wide range of applications, including but not limited to: - Portable electronic devices - Industrial automation systems - Automotive electronics - LED lighting systems - Battery-powered equipment

Alternative Models

  • MPQ4486GU-LS-AEC1-P
  • MPQ4487GU-LS-AEC1-P
  • MPQ4488GU-LS-AEC1-P
  • MPQ4489GU-LS-AEC1-P

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable power management IC for specific applications.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem MPQ4485GU-LS-AEC1-P w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of MPQ4485GU-LS-AEC1-P in technical solutions:

1. What is the MPQ4485GU-LS-AEC1-P? The MPQ4485GU-LS-AEC1-P is a specific model of power management integrated circuit (PMIC) designed for use in automotive applications.

2. What are the key features of the MPQ4485GU-LS-AEC1-P? Some key features of the MPQ4485GU-LS-AEC1-P include multiple voltage regulators, high efficiency, wide input voltage range, and automotive-grade reliability.

3. What are the typical applications of the MPQ4485GU-LS-AEC1-P? The MPQ4485GU-LS-AEC1-P is commonly used in automotive systems such as infotainment systems, advanced driver assistance systems (ADAS), and lighting control modules.

4. What is the input voltage range supported by the MPQ4485GU-LS-AEC1-P? The MPQ4485GU-LS-AEC1-P supports an input voltage range of typically 4.5V to 36V, making it suitable for various automotive power supply requirements.

5. How many voltage regulators are included in the MPQ4485GU-LS-AEC1-P? The MPQ4485GU-LS-AEC1-P includes four voltage regulators, each capable of providing different output voltages.

6. Can the MPQ4485GU-LS-AEC1-P handle high current loads? Yes, the MPQ4485GU-LS-AEC1-P is designed to handle high current loads, making it suitable for powering various components in automotive systems.

7. Is the MPQ4485GU-LS-AEC1-P compliant with automotive industry standards? Yes, the MPQ4485GU-LS-AEC1-P is designed to meet automotive industry standards and is qualified for automotive applications.

8. Does the MPQ4485GU-LS-AEC1-P have built-in protection features? Yes, the MPQ4485GU-LS-AEC1-P includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.

9. Can the MPQ4485GU-LS-AEC1-P operate in harsh automotive environments? Yes, the MPQ4485GU-LS-AEC1-P is designed to operate reliably in harsh automotive environments, including wide temperature ranges and high vibration conditions.

10. Are evaluation boards or reference designs available for the MPQ4485GU-LS-AEC1-P? Yes, manufacturers often provide evaluation boards and reference designs to help engineers quickly prototype and integrate the MPQ4485GU-LS-AEC1-P into their technical solutions.

Please note that the specific details and answers may vary depending on the manufacturer's documentation and specifications of the MPQ4485GU-LS-AEC1-P.