LM3497MX/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: LED Driver
• Characteristics: High Efficiency, Wide Input Voltage Range, Dimming Control
• Package: 16-Pin TSSOP
• Essence: Power Management IC for LED Lighting Applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Current: Up to 1.5A
• Switching Frequency: Adjustable up to 2MHz
• Dimming Control: Analog/PWM Dimming
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM3497MX/NOPB has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. FB: Feedback Pin
4. EN: Enable Pin
5. DIM: Dimming Control Pin
6. SW: Switch Node
7. SW: Switch Node
8. SW: Switch Node
9. SW: Switch Node
10. VCC: Supply Voltage
11. VCC: Supply Voltage
12. VCC: Supply Voltage
13. VCC: Supply Voltage
14. VOUT: Output Voltage
15. GND: Ground
16. GND: Ground

Functional Features

• High efficiency power conversion for LED lighting applications
• Wide input voltage range allows for versatile use in various systems
• Analog or PWM dimming control for brightness adjustment
• Integrated protection features such as overvoltage and overcurrent protection
• Adjustable switching frequency for optimal performance

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings
• Wide input voltage range provides flexibility in system design
• Dimming control allows for brightness adjustment
• Integrated protection features enhance reliability

Disadvantages

• Limited output current of up to 1.5A may not be suitable for high-power LED applications
• Requires external components for proper operation

Working Principles

The LM3497MX/NOPB is a power management IC specifically designed for driving LEDs in lighting applications. It operates by converting the input voltage to a regulated output voltage suitable for powering LEDs. The integrated circuit utilizes a switching regulator topology to achieve high efficiency and precise control over the output current.

The dimming control feature allows for adjusting the brightness of the LEDs using either analog or PWM signals. This enables the user to customize the lighting levels according to their requirements.

Detailed Application Field Plans

The LM3497MX/NOPB is widely used in various LED lighting applications, including:

1. Residential lighting
2. Commercial lighting
3. Automotive lighting
4. Industrial lighting
5. Outdoor lighting

Its versatility and wide input voltage range make it suitable for different lighting systems, ranging from low-power to medium-power LED setups.

Detailed and Complete Alternative Models

1. LM3409: LED Driver IC with similar specifications and features
2. LT3799: High Power LED Driver IC with advanced dimming capabilities
3. TPS92550: Constant Current Buck LED Driver IC with integrated diagnostics

These alternative models offer similar functionality and can be considered as substitutes for the LM3497MX/NOPB based on specific application requirements.

In conclusion, the LM3497MX/NOPB is a highly efficient LED driver IC that offers flexibility, dimming control, and integrated protection features. Its wide input voltage range and compact package make it suitable for various LED lighting applications. However, its limited output current and external component requirement should be taken into consideration when selecting this IC for high-power LED applications.