Monolithic Power Systems Inc.
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MP3394ES-LF-Z
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MP3394ES-LF-Z

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: LED Driver
  • Characteristics:
    • High efficiency
    • Wide input voltage range
    • Dimmable
  • Package: QFN (Quad Flat No-leads)
  • Essence: Power management IC for driving LEDs
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Current Range: Up to 1.5A
  • Switching Frequency: 1MHz
  • Dimming Control: Analog/PWM
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP3394ES-LF-Z has the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. DIM: Dimming control input
  5. FB: Feedback pin
  6. SW: Switch node
  7. LX: Inductor connection
  8. VOUT: Output voltage

Functional Features

  • High efficiency conversion
  • Wide input voltage range allows for versatile applications
  • Dimming control enables brightness adjustment
  • Over-temperature protection
  • Short-circuit protection
  • Under-voltage lockout

Advantages

  • High efficiency results in lower power consumption
  • Wide input voltage range makes it suitable for various applications
  • Dimming control provides flexibility in lighting design
  • Comprehensive protection features ensure reliability

Disadvantages

  • Limited output current range may not be suitable for high-power LED applications
  • Requires external components for operation

Working Principles

The MP3394ES-LF-Z is a buck converter-based LED driver. It operates by converting the higher input voltage to a lower output voltage required for driving LEDs. The integrated circuit utilizes a high-frequency switching technique to efficiently regulate the current flowing through the LEDs. The dimming control input allows for adjusting the brightness of the LEDs.

Detailed Application Field Plans

The MP3394ES-LF-Z is commonly used in various lighting applications, including:

  1. Indoor and outdoor LED lighting fixtures
  2. Automotive lighting systems
  3. Backlighting for LCD displays
  4. Architectural lighting
  5. Signage and advertising displays

Detailed and Complete Alternative Models

  1. MP3394S-LF-Z: Similar specifications with a different package (SOP)
  2. MP3394ER-LF-Z: Enhanced version with extended temperature range
  3. MP3394ES-LF-Z-TR: Tape and Reel packaging with 3000 units per reel

These alternative models offer similar functionality and can be considered as substitutes for the MP3394ES-LF-Z.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MP3394ES-LF-Z v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MP3394ES-LF-Z in technical solutions:

  1. Q: What is MP3394ES-LF-Z? A: MP3394ES-LF-Z is a specific model of LED driver IC (integrated circuit) designed for driving LEDs in various lighting applications.

  2. Q: What is the input voltage range supported by MP3394ES-LF-Z? A: MP3394ES-LF-Z supports an input voltage range of 6V to 40V, making it suitable for a wide range of power supply configurations.

  3. Q: What is the maximum output current that MP3394ES-LF-Z can deliver? A: MP3394ES-LF-Z can deliver a maximum output current of up to 1.5A, allowing it to drive high-power LEDs or multiple LEDs in parallel.

  4. Q: Can MP3394ES-LF-Z be used for dimming LED lights? A: Yes, MP3394ES-LF-Z supports PWM (Pulse Width Modulation) dimming, which allows precise control of LED brightness.

  5. Q: Is MP3394ES-LF-Z suitable for automotive lighting applications? A: Yes, MP3394ES-LF-Z is designed to meet the requirements of automotive lighting applications, including thermal management and EMI (Electromagnetic Interference) performance.

  6. Q: Does MP3394ES-LF-Z have built-in protection features? A: Yes, MP3394ES-LF-Z includes various protection features such as over-temperature protection, over-current protection, and under-voltage lockout.

  7. Q: Can MP3394ES-LF-Z operate in a wide temperature range? A: Yes, MP3394ES-LF-Z is designed to operate in a temperature range of -40°C to +125°C, making it suitable for both indoor and outdoor applications.

  8. Q: What type of package does MP3394ES-LF-Z come in? A: MP3394ES-LF-Z is available in a compact and thermally enhanced QFN (Quad Flat No-Lead) package, which facilitates easy integration into PCB designs.

  9. Q: Does MP3394ES-LF-Z require any external components for operation? A: Yes, MP3394ES-LF-Z requires a few external components such as input/output capacitors, resistors for setting LED current, and an inductor for energy storage.

  10. Q: Where can I find more information about the application and usage of MP3394ES-LF-Z? A: You can refer to the datasheet and application notes provided by the manufacturer or visit their official website for detailed information on using MP3394ES-LF-Z in technical solutions.

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