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LM3492HCMH/NOPB
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LM3492HCMH/NOPB

Product Overview

Category: Integrated Circuit
Use: LED Driver
Characteristics: High efficiency, dimmable, wide input voltage range
Package: 16-VQFN Exposed Pad
Essence: High-performance LED driver for lighting applications
Packaging/Quantity: Tape & Reel (2500 units)

Specifications

  • Input Voltage Range: 4.5V to 75V
  • Output Voltage Range: Up to 40V
  • Maximum Output Current: 1.5A
  • Dimming Control: Analog/PWM
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LM3492HCMH/NOPB features a 16-pin VQFN package with the following pin configuration: 1. VIN 2. GND 3. VCC 4. RT 5. CT 6. FB 7. EN 8. DIM 9. AGND 10. PGND 11. SW 12. SW 13. SW 14. SW 15. NC 16. NC

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency for energy savings
  • Dimming control for adjustable brightness
  • Over-temperature and over-current protection

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Dimming capability - Thermal and current protection

Disadvantages: - Higher cost compared to non-dimmable drivers - Requires additional components for some applications

Working Principles

The LM3492HCMH/NOPB is a high-performance LED driver that regulates the current flowing through the LED load. It utilizes a buck-boost topology to maintain a constant output current, enabling efficient operation across a wide input voltage range. The dimming control allows for adjustable brightness levels, catering to various lighting requirements.

Detailed Application Field Plans

The LM3492HCMH/NOPB is suitable for a wide range of lighting applications, including: - Indoor and outdoor LED lighting - Automotive lighting systems - Architectural and decorative lighting - Industrial and commercial lighting solutions

Detailed and Complete Alternative Models

  1. LM3409HV: High-voltage LED driver with similar features
  2. LM3414: Non-dimmable LED driver with lower cost
  3. LM3429: LED driver with integrated MOSFET for simplified design

This comprehensive entry provides an in-depth understanding of the LM3492HCMH/NOPB, covering its specifications, functional features, application plans, and alternative models within the required word count.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM3492HCMH/NOPB i tekniska lösningar

  1. Question: What is the maximum input voltage for LM3492HCMH/NOPB?
    Answer: The maximum input voltage for LM3492HCMH/NOPB is 75V.

  2. Question: What is the typical output current capability of LM3492HCMH/NOPB?
    Answer: The typical output current capability of LM3492HCMH/NOPB is 1A.

  3. Question: Can LM3492HCMH/NOPB be used in automotive lighting applications?
    Answer: Yes, LM3492HCMH/NOPB is suitable for automotive lighting applications.

  4. Question: What is the operating temperature range for LM3492HCMH/NOPB?
    Answer: The operating temperature range for LM3492HCMH/NOPB is -40°C to 125°C.

  5. Question: Does LM3492HCMH/NOPB have built-in over-temperature protection?
    Answer: Yes, LM3492HCMH/NOPB features built-in over-temperature protection.

  6. Question: Is LM3492HCMH/NOPB compatible with dimming control signals?
    Answer: Yes, LM3492HCMH/NOPB is compatible with various dimming control signals.

  7. Question: What is the typical efficiency of LM3492HCMH/NOPB in LED driver applications?
    Answer: The typical efficiency of LM3492HCMH/NOPB in LED driver applications is 90%.

  8. Question: Can LM3492HCMH/NOPB be used in industrial lighting fixtures?
    Answer: Yes, LM3492HCMH/NOPB is suitable for industrial lighting fixtures.

  9. Question: Does LM3492HCMH/NOPB support PWM dimming?
    Answer: Yes, LM3492HCMH/NOPB supports PWM dimming.

  10. Question: What is the package type of LM3492HCMH/NOPB?
    Answer: LM3492HCMH/NOPB is available in a thermally enhanced HTSSOP-20 package.