Monolithic Power Systems Inc.
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MP2459GJ-P
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MP2459GJ-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, wide input voltage range
  • Package: SOP-8 (Small Outline 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 24V
  • Output Current: Up to 3A
  • Switching Frequency: 1.5MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2459GJ-P IC has the following pin configuration:

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

Functional Features

  • High efficiency conversion
  • Wide input voltage range for versatile applications
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start function for smooth power-up

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range accommodates various power sources - Overcurrent and thermal protection enhance reliability - Soft-start feature prevents inrush current during startup

Disadvantages: - Limited maximum output current of 3A - Requires external components for operation

Working Principles

The MP2459GJ-P is a voltage regulator IC that utilizes a synchronous buck converter topology. It operates by converting a higher input voltage to a lower output voltage with high efficiency. The IC incorporates a control circuit that adjusts the duty cycle of the internal power switches to regulate the output voltage. This regulation is achieved through feedback control using the FB pin.

Detailed Application Field Plans

The MP2459GJ-P is commonly used in various applications, including but not limited to:

  1. Power supplies for industrial equipment
  2. Battery-powered devices
  3. LED lighting systems
  4. Telecom and networking equipment
  5. Automotive electronics
  6. Consumer electronics

Detailed and Complete Alternative Models

  1. MP2459GJ: Similar specifications and features, but without the -P package option.
  2. MP2459GJ-LF-Z: Lead-free version of the MP2459GJ-P.
  3. MP2459GJ-ILF-Z: Industrial-grade, lead-free version of the MP2459GJ-P.

These alternative models offer similar functionality and can be considered as substitutes for the MP2459GJ-P depending on specific requirements.

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技術ソリューションにおける MP2459GJ-P の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the input voltage range for MP2459GJ-P?
    - The input voltage range for MP2459GJ-P is typically 4.5V to 18V.

  2. What is the maximum output current of MP2459GJ-P?
    - The maximum output current of MP2459GJ-P is typically 3A.

  3. Can MP2459GJ-P be used in automotive applications?
    - Yes, MP2459GJ-P is suitable for automotive applications.

  4. What is the efficiency of MP2459GJ-P at full load?
    - The efficiency of MP2459GJ-P at full load is typically 95%.

  5. Is MP2459GJ-P compatible with both synchronous and asynchronous rectification?
    - Yes, MP2459GJ-P is compatible with both synchronous and asynchronous rectification.

  6. What is the operating temperature range of MP2459GJ-P?
    - The operating temperature range of MP2459GJ-P is typically -40°C to 125°C.

  7. Can MP2459GJ-P be used in industrial control systems?
    - Yes, MP2459GJ-P is suitable for use in industrial control systems.

  8. Does MP2459GJ-P have built-in overcurrent protection?
    - Yes, MP2459GJ-P features built-in overcurrent protection.

  9. What type of package does MP2459GJ-P come in?
    - MP2459GJ-P is available in a compact QFN package.

  10. Is MP2459GJ-P RoHS compliant?
    - Yes, MP2459GJ-P is RoHS compliant.