Monolithic Power Systems Inc.
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MP28301GG-P

MP28301GG-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, low power consumption
  • Package: 20-pin QFN package
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 3A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. SS: Soft-start pin
  6. COMP: Compensation pin
  7. PGND: Power ground pin
  8. SW: Switching node pin
  9. BST: Bootstrap capacitor pin
  10. VCC: Supply voltage pin
  11. AGND: Analog ground pin
  12. ILIM: Current limit pin
  13. SYNC: Synchronization pin
  14. CLKOUT: Clock output pin
  15. CLKIN: Clock input pin
  16. MODE: Mode selection pin
  17. SS/TR: Soft-start or tracking pin
  18. VSENSE: Voltage sense pin
  19. VREF: Reference voltage pin
  20. VOUT: Output voltage pin

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency conversion for reduced power loss
  • Adjustable output voltage for flexibility
  • Overcurrent protection for enhanced safety
  • Soft-start function for smooth startup
  • Synchronization capability for multi-phase operation
  • Internal compensation for simplified design

Advantages and Disadvantages

Advantages

  • High efficiency operation saves energy
  • Compact size allows for space-saving designs
  • Wide input voltage range accommodates various power sources
  • Adjustable output voltage meets different requirements
  • Overcurrent protection enhances system reliability

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Requires external components for proper operation
  • Synchronization feature may not be necessary in all applications

Working Principles

The MP28301GG-P is a voltage regulator IC that converts an input voltage to a regulated output voltage. It utilizes a switching topology to achieve high efficiency conversion. The input voltage is first stepped down by a power MOSFET switch and then filtered to provide a stable output voltage. The feedback loop continuously monitors the output voltage and adjusts the duty cycle of the switch to maintain the desired output voltage.

Detailed Application Field Plans

The MP28301GG-P is commonly used in various applications, including:

  1. Industrial automation systems
  2. Telecommunication equipment
  3. Consumer electronics
  4. Automotive electronics
  5. Power supplies
  6. LED lighting

Detailed and Complete Alternative Models

  1. MP28302GG-P: Similar specifications with higher maximum output current (5A)
  2. MP28303GG-P: Similar specifications with synchronous rectification for improved efficiency
  3. MP28304GG-P: Similar specifications with adjustable frequency for noise-sensitive applications
  4. MP28305GG-P: Similar specifications with wider input voltage range (2.7V to 28V)

These alternative models offer similar functionality but cater to specific requirements or preferences of different applications.

In conclusion, the MP28301GG-P is a versatile voltage regulator IC that offers high efficiency, compact size, and adjustable output voltage. While it has some limitations, it provides reliable power management solutions for a wide range of applications.

10个与MP28301GG-P在技术解决方案中的应用相关的常见问题及解答

Sure! Here are 10 common questions and answers related to the application of MP28301GG-P in technical solutions:

  1. Q: What is the MP28301GG-P? A: The MP28301GG-P is a power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Q: What are the key features of the MP28301GG-P? A: The MP28301GG-P features multiple voltage regulators, power sequencing, fault protection, and high efficiency operation.

  3. Q: What technical solutions can benefit from using the MP28301GG-P? A: The MP28301GG-P can be used in a wide range of applications, including industrial automation, consumer electronics, automotive systems, and more.

  4. Q: How many voltage regulators does the MP28301GG-P have? A: The MP28301GG-P has three integrated synchronous step-down converters.

  5. Q: What is power sequencing, and why is it important? A: Power sequencing refers to the order in which different power supplies are turned on or off. It is important to ensure proper functionality and prevent damage to sensitive components.

  6. Q: Does the MP28301GG-P provide fault protection? A: Yes, the MP28301GG-P offers comprehensive fault protection features, including overvoltage protection, undervoltage protection, and thermal shutdown.

  7. Q: Can the MP28301GG-P operate at high efficiency? A: Yes, the MP28301GG-P is designed for high efficiency operation, helping to minimize power losses and maximize battery life.

  8. Q: Is the MP28301GG-P suitable for automotive applications? A: Yes, the MP28301GG-P is automotive-grade and can be used in various automotive systems, such as infotainment systems, lighting controls, and more.

  9. Q: What is the input voltage range of the MP28301GG-P? A: The MP28301GG-P has an input voltage range of 4.5V to 18V, making it compatible with a wide range of power sources.

  10. Q: Are there any evaluation boards or reference designs available for the MP28301GG-P? A: Yes, Monolithic Power Systems (MPS) provides evaluation boards and reference designs to help users quickly prototype and implement the MP28301GG-P in their technical solutions.

Please note that these answers are general and may vary depending on the specific requirements and use cases of your technical solution.