Monolithic Power Systems Inc.
התמונה עשויה להיות ייצוג.
ראה מפרטים לפרטי מוצר.
MP2145GD-P
צפה בפרטים DataSheets

MP2145GD-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, wide input voltage range
  • Package: SOP-8
  • Essence: DC-DC Buck Converter
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: 0.6V to 5.5V
  • Output Current: Up to 3A
  • Switching Frequency: 1.2MHz
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2145GD-P has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. COMP: Compensation pin
  6. SS: Soft-start pin
  7. SW: Switch node pin
  8. VOUT: Output voltage pin

Functional Features

  • Wide input voltage range allows for versatile applications
  • High efficiency ensures minimal power loss
  • Compact size enables space-saving designs
  • Integrated protection features such as over-current and thermal shutdown
  • Soft-start function prevents inrush current during startup

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Compact size facilitates integration into various systems - Wide input voltage range provides flexibility in design - Integrated protection features enhance reliability

Disadvantages: - Limited output current compared to some other models - Higher cost compared to non-integrated solutions

Working Principles

The MP2145GD-P is a DC-DC buck converter that converts a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to efficiently step down the input voltage. The integrated control circuitry adjusts the duty cycle of the internal power switch to regulate the output voltage. This switching action minimizes power loss and allows for high efficiency operation.

Detailed Application Field Plans

The MP2145GD-P is commonly used in various applications, including:

  1. Portable electronic devices: Provides efficient power management for smartphones, tablets, and portable gaming consoles.
  2. Industrial equipment: Suitable for powering sensors, actuators, and control systems in industrial automation.
  3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other vehicle electronics.
  4. IoT devices: Enables efficient power supply for Internet of Things (IoT) devices such as smart home devices and wearables.

Detailed and Complete Alternative Models

  • MP2146GD-P: Similar specifications but with higher output current capability (up to 5A).
  • MP2147GD-P: Lower cost alternative with slightly reduced efficiency (up to 90%).

(Note: The above alternative models are provided for reference and may have different pin configurations or package options.)

Word count: 389 words

רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של MP2145GD-P בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of MP2145GD-P in technical solutions:

  1. Q: What is the MP2145GD-P? A: The MP2145GD-P is a power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Q: What are the key features of the MP2145GD-P? A: The MP2145GD-P offers high efficiency, low quiescent current, multiple output channels, and various protection features.

  3. Q: What technical solutions can benefit from using the MP2145GD-P? A: The MP2145GD-P can be used in applications such as portable devices, IoT devices, industrial equipment, and automotive systems.

  4. Q: How many output channels does the MP2145GD-P have? A: The MP2145GD-P has two synchronous buck converters and one low-dropout (LDO) regulator.

  5. Q: What is the input voltage range supported by the MP2145GD-P? A: The MP2145GD-P supports an input voltage range of 2.7V to 5.5V.

  6. Q: What is the maximum output current of the MP2145GD-P? A: The MP2145GD-P can provide up to 2A of output current per channel.

  7. Q: Does the MP2145GD-P offer any protection features? A: Yes, the MP2145GD-P includes over-current protection, thermal shutdown, and under-voltage lockout to ensure safe operation.

  8. Q: Can the MP2145GD-P operate in a wide temperature range? A: Yes, the MP2145GD-P is designed to operate in a temperature range of -40°C to +85°C.

  9. Q: Is the MP2145GD-P compatible with other power management ICs? A: Yes, the MP2145GD-P can be easily integrated into existing power management systems and is compatible with other ICs.

  10. Q: Where can I find more information about the MP2145GD-P? A: You can refer to the datasheet and application notes provided by the manufacturer for detailed information on the MP2145GD-P's specifications and usage guidelines.