LM3404MR/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The LM3404MR/NOPB is a high-performance LED driver IC designed for driving LEDs in lighting applications. It provides efficient and precise control of LED current, enabling optimal performance and energy efficiency.

Characteristics: - High efficiency - Precise current control - Wide input voltage range - Dimming capability - Thermal shutdown protection

Package: The LM3404MR/NOPB is available in a small outline package (SOP) with 8 pins. This compact package allows for easy integration into various lighting fixtures and systems.

Essence: The essence of the LM3404MR/NOPB lies in its ability to efficiently drive LEDs, ensuring optimal brightness and energy savings in lighting applications.

Packaging/Quantity: The LM3404MR/NOPB is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 6V to 42V
• Output Current Range: Up to 1A
• Operating Temperature Range: -40°C to +125°C
• Dimming Control: Analog/PWM
• Efficiency: Up to 95%
• Protection Features: Thermal shutdown, overvoltage protection, short-circuit protection

Pin Configuration

The LM3404MR/NOPB features the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. DIM: Dimming control input
4. NC: Not connected
5. NC: Not connected
6. VCC: Supply voltage for internal circuitry
7. SW: Switch node for LED current
8. VOUT: Output voltage for LED

Functional Features

• Efficient LED current regulation
• Wide input voltage range for versatile applications
• Dimming control for brightness adjustment
• Protection features ensure safe operation
• Compact package for easy integration

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Precise current control ensures optimal LED performance - Wide input voltage range allows for versatile applications - Dimming capability enables brightness adjustment - Protection features enhance reliability

Disadvantages: - Limited output current range (up to 1A) - Requires external components for complete LED driver circuit

Working Principles

The LM3404MR/NOPB operates as a constant current source for driving LEDs. It utilizes a buck converter topology to efficiently regulate the LED current. The input voltage is stepped down and controlled to provide a constant current through the LEDs, ensuring consistent brightness and optimal performance.

Detailed Application Field Plans

The LM3404MR/NOPB is suitable for various lighting applications, including: - Residential lighting - Commercial lighting - Automotive lighting - Industrial lighting - Outdoor lighting

Its wide input voltage range, dimming capability, and protection features make it adaptable to different environments and requirements.

Detailed and Complete Alternative Models

• LM3406MR/NOPB
• LM3409MR/NOPB
• LM3410MR/NOPB
• LM3414MR/NOPB
• LM3417MR/NOPB

These alternative models offer similar functionality and characteristics, providing options for different design considerations and specifications.

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