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LP39542RLX/NOPB
Product Overview
Category
The LP39542RLX/NOPB belongs to the category of LED drivers.
Use
It is used to drive and control LED lighting systems in various applications.
Characteristics
- High efficiency
- Wide input voltage range
- Dimming control capability
- Over-temperature protection
- Small package size
Package
The LP39542RLX/NOPB comes in a small outline package (SOP) with a specified pin configuration.
Essence
The essence of this product lies in its ability to efficiently drive and control LED lighting systems while offering dimming control and over-temperature protection.
Packaging/Quantity
The LP39542RLX/NOPB is typically packaged in reels and available in varying quantities based on customer requirements.
Specifications
- Input Voltage Range: 4.5V to 45V
- Output Current: Up to 150mA per channel
- Dimming Control: PWM or DC
- Operating Temperature Range: -40°C to 125°C
- Package Type: SOP
Detailed Pin Configuration
The LP39542RLX/NOPB has a detailed pin configuration as follows: 1. VIN (Input Voltage) 2. GND (Ground) 3. SDA (Serial Data Input) 4. SCL (Serial Clock Input) 5. EN (Enable) 6. OUT1 (LED Channel 1 Output) 7. OUT2 (LED Channel 2 Output) 8. OUT3 (LED Channel 3 Output)
Functional Features
- Integrated power MOSFETs for each channel
- I2C-compatible interface for digital control
- Programmable LED current for each channel
- Thermal shutdown protection
Advantages and Disadvantages
Advantages
- High efficiency design
- Flexible dimming control options
- Compact package size
- Over-temperature protection ensures reliability
Disadvantages
- Limited output current per channel
- Requires external components for certain configurations
Working Principles
The LP39542RLX/NOPB operates by receiving input voltage and control signals through its I2C-compatible interface. It then regulates the LED current based on the received commands, providing efficient and controlled illumination.
Detailed Application Field Plans
The LP39542RLX/NOPB is well-suited for various applications including: - Automotive interior lighting - Display backlighting - Architectural and decorative lighting - Industrial equipment indicator lights
Detailed and Complete Alternative Models
Some alternative models to the LP39542RLX/NOPB include: - LP5569-Q1: A similar LED driver with automotive-grade qualification - LM3409: A buck LED driver with similar input voltage range and dimming control features
In conclusion, the LP39542RLX/NOPB LED driver offers high efficiency, flexible dimming control, and reliable operation, making it suitable for a wide range of LED lighting applications.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de LP39542RLX/NOPB em soluções técnicas
What is the maximum input voltage for LP39542RLX/NOPB?
- The maximum input voltage for LP39542RLX/NOPB is 5.5V.What is the typical output current per channel?
- The typical output current per channel for LP39542RLX/NOPB is 25mA.Can LP39542RLX/NOPB be used in automotive applications?
- Yes, LP39542RLX/NOPB is suitable for automotive applications.What is the operating temperature range for LP39542RLX/NOPB?
- The operating temperature range for LP39542RLX/NOPB is -40°C to 125°C.Is LP39542RLX/NOPB compatible with I2C communication?
- No, LP39542RLX/NOPB does not support I2C communication.What is the package type for LP39542RLX/NOPB?
- LP39542RLX/NOPB comes in a WQFN package.Can LP39542RLX/NOPB be used for backlighting applications?
- Yes, LP39542RLX/NOPB is suitable for backlighting applications.What is the typical supply current for LP39542RLX/NOPB?
- The typical supply current for LP39542RLX/NOPB is 0.5mA.Does LP39542RLX/NOPB have built-in thermal shutdown protection?
- Yes, LP39542RLX/NOPB features built-in thermal shutdown protection.What is the recommended input bypass capacitor value for LP39542RLX/NOPB?
- It is recommended to use a 1μF input bypass capacitor for LP39542RLX/NOPB.