Monolithic Power Systems Inc.
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MP3426DL-LF-P
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MP3426DL-LF-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection - Small form factor

Package: DFN-8 (Dual Flat No-Lead)

Essence: The MP3426DL-LF-P is a power management IC designed to regulate voltage efficiently with low dropout. It is commonly used in various electronic devices to provide stable power supply.

Packaging/Quantity: The MP3426DL-LF-P is typically sold in reels containing 3000 units per reel.

Specifications

  • Input Voltage Range: 2.5V - 16V
  • Output Voltage Range: 0.8V - 6V
  • Maximum Output Current: 1.5A
  • Dropout Voltage: 200mV at 1A
  • Quiescent Current: 50µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP3426DL-LF-P has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage pin
  6. SW: Switching pin
  7. PG: Power good indicator pin
  8. NC: No connection pin

Functional Features

  • High efficiency conversion
  • Fast transient response
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft start function
  • Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency operation - Wide input voltage range - Adjustable output voltage - Compact size - Overcurrent and thermal protection

Disadvantages: - Limited maximum output current (1.5A)

Working Principles

The MP3426DL-LF-P utilizes a switching regulator topology to efficiently regulate the input voltage to the desired output voltage. It employs a control loop that adjusts the duty cycle of the internal switch to maintain a stable output voltage, even with varying input conditions.

Detailed Application Field Plans

The MP3426DL-LF-P is commonly used in various applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - LED lighting

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MP3426DL-LF-P are: - MP3425DL-LF-P - MP3427DL-LF-P - MP3428DL-LF-P - MP3429DL-LF-P

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

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MP3426DL-LF-P dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of MP3426DL-LF-P in technical solutions:

  1. Q: What is the input voltage range of MP3426DL-LF-P? A: The input voltage range of MP3426DL-LF-P is typically from 4.5V to 24V.

  2. Q: What is the output voltage range of MP3426DL-LF-P? A: The output voltage range of MP3426DL-LF-P can be adjusted from 0.8V to 18V.

  3. Q: What is the maximum output current of MP3426DL-LF-P? A: The maximum output current of MP3426DL-LF-P is typically 3A.

  4. Q: Does MP3426DL-LF-P support synchronous rectification? A: Yes, MP3426DL-LF-P supports synchronous rectification for improved efficiency.

  5. Q: Can MP3426DL-LF-P operate in a wide temperature range? A: Yes, MP3426DL-LF-P is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  6. Q: Does MP3426DL-LF-P have built-in overcurrent protection? A: Yes, MP3426DL-LF-P has built-in overcurrent protection to safeguard against excessive currents.

  7. Q: Is MP3426DL-LF-P suitable for battery-powered applications? A: Yes, MP3426DL-LF-P is suitable for battery-powered applications due to its low quiescent current and high efficiency.

  8. Q: Can MP3426DL-LF-P be used in automotive applications? A: Yes, MP3426DL-LF-P is AEC-Q100 qualified and can be used in automotive applications.

  9. Q: Does MP3426DL-LF-P have adjustable switching frequency? A: Yes, MP3426DL-LF-P has an adjustable switching frequency ranging from 200kHz to 2.2MHz.

  10. Q: What package options are available for MP3426DL-LF-P? A: MP3426DL-LF-P is available in a compact QFN-16 (3mm x 3mm) package for space-constrained designs.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.