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AL8860WT-7
Product Overview
Category: LED Driver
Use: Powering and controlling LED lighting systems
Characteristics: High efficiency, compact size, wide input voltage range
Package: TO-252-5L (DPAK)
Essence: Constant current LED driver
Packaging/Quantity: Tape and reel, 2,500 units per reel
Specifications
- Input Voltage Range: 4.5V to 40V
- Output Current Range: 150mA to 1.5A
- Efficiency: Up to 97%
- Dimming Control: Analog/PWM
- Operating Temperature Range: -40°C to +85°C
- Protection Features: Over-temperature, over-voltage, short-circuit
Detailed Pin Configuration
The AL8860WT-7 features a five-pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- DIM: Dimming control pin
- VOUT: Output voltage pin
- ADJ: Current adjustment pin
Functional Features
- Wide input voltage range allows for versatile applications
- High efficiency reduces power consumption and heat generation
- Dimming control enables brightness adjustment
- Over-temperature, over-voltage, and short-circuit protection ensure safety and reliability
Advantages and Disadvantages
Advantages: - High efficiency results in energy savings - Compact size allows for easy integration into various lighting fixtures - Wide input voltage range accommodates different power sources - Dimming control provides flexibility in lighting design
Disadvantages: - Limited output current range may not be suitable for high-power LED applications - Lack of detailed documentation on specific application scenarios
Working Principles
The AL8860WT-7 is a constant current LED driver that regulates the current flowing through the connected LEDs. It utilizes a buck converter topology to efficiently convert the input voltage to a constant current output. The dimming control feature adjusts the duty cycle of the internal PWM signal, thereby controlling the brightness of the LEDs.
Detailed Application Field Plans
The AL8860WT-7 is suitable for various LED lighting applications, including:
- Residential lighting
- Commercial lighting
- Automotive lighting
- Industrial lighting
- Outdoor lighting
Detailed and Complete Alternative Models
- AL8860WT-8: Similar to AL8860WT-7 but with extended input voltage range (up to 60V)
- AL8860WT-6: Similar to AL8860WT-7 but with lower output current range (50mA to 500mA)
- AL8860WT-9: Similar to AL8860WT-7 but with additional protection features (over-current, reverse polarity)
Note: This list is not exhaustive and there may be other alternative models available in the market.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng AL8860WT-7 sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of AL8860WT-7 in technical solutions:
Q: What is AL8860WT-7? A: AL8860WT-7 is a specific model of LED driver IC manufactured by Diodes Incorporated.
Q: What is the input voltage range supported by AL8860WT-7? A: The input voltage range supported by AL8860WT-7 is typically between 4.5V and 60V.
Q: What is the maximum output current that AL8860WT-7 can handle? A: AL8860WT-7 can handle a maximum output current of up to 1.5A.
Q: Can AL8860WT-7 be used for both constant current and constant voltage applications? A: No, AL8860WT-7 is specifically designed for constant current applications only.
Q: What is the typical efficiency of AL8860WT-7? A: The typical efficiency of AL8860WT-7 is around 90%.
Q: Is AL8860WT-7 suitable for driving high-power LEDs? A: Yes, AL8860WT-7 is suitable for driving high-power LEDs as it can provide sufficient current and voltage regulation.
Q: Does AL8860WT-7 have built-in protection features? A: Yes, AL8860WT-7 has built-in protection features such as over-temperature protection, over-voltage protection, and short-circuit protection.
Q: Can AL8860WT-7 be used in automotive lighting applications? A: Yes, AL8860WT-7 is suitable for automotive lighting applications as it can operate within the required voltage range and has automotive-grade reliability.
Q: What is the typical operating frequency of AL8860WT-7? A: The typical operating frequency of AL8860WT-7 is around 1MHz.
Q: Are there any reference designs or application notes available for AL8860WT-7? A: Yes, Diodes Incorporated provides reference designs and application notes that can help in implementing AL8860WT-7 in various technical solutions.
Please note that these answers are general and may vary depending on specific application requirements and manufacturer specifications.