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LT3498EDDB
Product Overview
- Category: Integrated Circuit
- Use: LED Driver
- Characteristics: High efficiency, compact size, wide input voltage range
- Package: DDB-16
- Essence: Efficiently drives LEDs in various lighting applications
- Packaging/Quantity: 2500 units per reel
Specifications
- Input Voltage Range: 2.5V to 30V
- Output Current: Up to 1A
- Switching Frequency: Up to 2MHz
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- Pin 1: VIN
- Pin 2: GND
- Pin 3: FB
- Pin 4: RT
- Pin 5: SW
- Pin 6: LX
- Pin 7: VCC
- Pin 8: EN
- Pin 9: SS/TRK
- Pin 10: COMP
- Pin 11: ISET
- Pin 12: GATE
- Pin 13: AGND
- Pin 14: PGND
- Pin 15: VOUT
- Pin 16: VLED
Functional Features
- Wide input voltage range for versatile applications
- High efficiency for energy savings
- Internal soft-start and frequency compensation
- Overvoltage protection and thermal shutdown
Advantages and Disadvantages
- Advantages:
- High efficiency
- Compact size
- Wide input voltage range
- Disadvantages:
- Limited output current compared to some other models
- May require external components for specific applications
Working Principles
The LT3498EDDB is a high voltage LED driver that utilizes a fixed frequency, current mode architecture. It operates by regulating the LED current, providing consistent and efficient illumination while adapting to varying input voltages.
Detailed Application Field Plans
- Indoor and outdoor LED lighting
- Automotive lighting systems
- Display backlighting
- Portable lighting devices
Detailed and Complete Alternative Models
- LT3496
- LT3497
- LT3499
This comprehensive entry provides an in-depth understanding of the LT3498EDDB, covering its specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models, making it a valuable resource for those seeking information on this LED driver.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LT3498EDDB v technických řešeních
Sure, here are 10 common questions and answers related to the application of LT3498EDDB in technical solutions:
Q: What is the input voltage range for LT3498EDDB? A: The input voltage range for LT3498EDDB is 2.5V to 30V.
Q: What is the maximum output current of LT3498EDDB? A: The maximum output current of LT3498EDDB is 2A.
Q: Can LT3498EDDB be used for LED lighting applications? A: Yes, LT3498EDDB is commonly used for driving LEDs in lighting applications.
Q: What is the switching frequency of LT3498EDDB? A: The switching frequency of LT3498EDDB is adjustable from 200kHz to 2MHz.
Q: Is LT3498EDDB suitable for automotive applications? A: Yes, LT3498EDDB is suitable for automotive applications due to its wide input voltage range and robust design.
Q: Does LT3498EDDB have built-in overcurrent protection? A: Yes, LT3498EDDB features built-in overcurrent protection to safeguard the circuit and connected components.
Q: Can LT3498EDDB operate in a dimming mode for LED applications? A: Yes, LT3498EDDB can operate in a dimming mode to control the brightness of LEDs.
Q: What type of package does LT3498EDDB come in? A: LT3498EDDB is available in a 16-lead DFN package for compact and efficient PCB layout.
Q: Is LT3498EDDB suitable for battery-powered applications? A: Yes, LT3498EDDB is suitable for battery-powered applications due to its low quiescent current and high efficiency.
Q: Can LT3498EDDB be synchronized to an external clock signal? A: Yes, LT3498EDDB can be synchronized to an external clock signal for applications requiring precise timing control.
I hope these questions and answers are helpful for your technical solutions involving LT3498EDDB! If you have any more specific questions, feel free to ask.