Monolithic Power Systems Inc.
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MP24893DQ-LF-Z
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MP24893DQ-LF-Z

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: QFN (Quad Flat No-leads)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP24893DQ-LF-Z IC has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. SS/TR: Soft-Start/Tracking Pin
  6. PGND: Power Ground
  7. SW: Switch Node
  8. VOUT: Output Voltage

Functional Features

  • Wide input voltage range allows for versatile applications.
  • High efficiency ensures minimal power loss.
  • Low power consumption contributes to energy savings.
  • Soft-start feature provides a controlled startup sequence.
  • Overcurrent protection safeguards against excessive current flow.
  • Thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range enables compatibility with various power sources. - High efficiency reduces energy waste and prolongs battery life. - Compact package size saves board space. - Soft-start feature prevents inrush current and extends component lifespan.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Operating temperature range may restrict usage in extreme environments.

Working Principles

The MP24893DQ-LF-Z is a voltage regulator IC that converts an input voltage within the range of 4.5V to 18V to a regulated output voltage between 0.8V and 5.5V. It utilizes a switching frequency of 500kHz to efficiently step down the input voltage while minimizing power loss. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output. The soft-start feature gradually ramps up the output voltage during startup, preventing excessive inrush current.

Detailed Application Field Plans

The MP24893DQ-LF-Z is commonly used in various applications, including:

  1. Power supplies for consumer electronics
  2. Battery-powered devices
  3. Industrial automation systems
  4. Automotive electronics
  5. LED lighting systems

Detailed and Complete Alternative Models

  • MP24892DQ-LF-Z
  • MP24894DQ-LF-Z
  • MP24895DQ-LF-Z
  • MP24896DQ-LF-Z
  • MP24897DQ-LF-Z

These alternative models offer similar functionality and specifications, providing flexibility for different design requirements.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng MP24893DQ-LF-Z sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of MP24893DQ-LF-Z in technical solutions:

  1. Question: What is the MP24893DQ-LF-Z?
    Answer: The MP24893DQ-LF-Z is a power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Question: What are the key features of the MP24893DQ-LF-Z?
    Answer: The key features of the MP24893DQ-LF-Z include multiple voltage regulators, power sequencing, fault protection, and high efficiency.

  3. Question: What technical solutions can benefit from using the MP24893DQ-LF-Z?
    Answer: The MP24893DQ-LF-Z can be used in a wide range of applications such as industrial automation, consumer electronics, automotive systems, and more.

  4. Question: How many voltage regulators does the MP24893DQ-LF-Z have?
    Answer: The MP24893DQ-LF-Z has four integrated synchronous buck converters, each capable of delivering up to 3A of output current.

  5. Question: Can the MP24893DQ-LF-Z handle different input voltages?
    Answer: Yes, the MP24893DQ-LF-Z supports a wide input voltage range, typically from 4.5V to 18V.

  6. Question: Does the MP24893DQ-LF-Z provide any fault protection features?
    Answer: Yes, the MP24893DQ-LF-Z includes overvoltage protection (OVP), undervoltage lockout (UVLO), and thermal shutdown features to ensure safe operation.

  7. Question: Can the MP24893DQ-LF-Z operate in a low-power mode?
    Answer: Yes, the MP24893DQ-LF-Z supports a pulse skipping mode to improve efficiency during light load conditions.

  8. Question: Is there any support for power sequencing in the MP24893DQ-LF-Z?
    Answer: Yes, the MP24893DQ-LF-Z provides a power-good (PG) signal and adjustable soft-start time to facilitate proper power sequencing.

  9. Question: What is the efficiency of the MP24893DQ-LF-Z?
    Answer: The MP24893DQ-LF-Z offers high efficiency, typically above 90%, thanks to its synchronous buck converters and advanced control algorithms.

  10. Question: Are there any evaluation boards or reference designs available for the MP24893DQ-LF-Z?
    Answer: Yes, Monolithic Power Systems (MPS) provides evaluation boards and reference designs that can help users quickly prototype and implement the MP24893DQ-LF-Z in their technical solutions.

Please note that these questions and answers are general and may vary depending on specific application requirements.