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CAT4008W-T2
Product Overview
Category
The CAT4008W-T2 belongs to the category of LED drivers.
Use
It is used to control and drive LED lighting systems.
Characteristics
- High efficiency
- Low power dissipation
- Wide input voltage range
- Dimming control capabilities
Package
The CAT4008W-T2 comes in a small outline package (SOP) with a specified quantity per package.
Essence
The essence of CAT4008W-T2 lies in its ability to efficiently drive and control LED lighting systems.
Specifications
- Input Voltage Range: 3V to 5.5V
- Output Current: Up to 100mA per channel
- Number of Channels: 8
- Dimming Control: PWM dimming
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The CAT4008W-T2 has a detailed pin configuration that includes pins for power supply, LED outputs, and dimming control.
Functional Features
- Individual LED current control
- Over-temperature protection
- Open/shorted LED detection
- Thermal shutdown protection
Advantages and Disadvantages
Advantages
- Precise LED current control
- Wide operating temperature range
- Efficient power management
Disadvantages
- Limited output current per channel
- Requires external components for certain functionalities
Working Principles
The CAT4008W-T2 operates by regulating the current flowing through each LED channel using pulse-width modulation (PWM) dimming control. It ensures efficient power delivery to the LEDs while providing protection features to prevent damage.
Detailed Application Field Plans
The CAT4008W-T2 is suitable for various LED lighting applications, including: - Automotive interior lighting - LCD backlighting - Signage and display lighting - General purpose LED illumination
Detailed and Complete Alternative Models
Some alternative models to CAT4008W-T2 include: - CAT4016: 16-channel LED driver - CAT4101: Constant-current LED driver - CAT3649: RGB LED driver with integrated boost converter
In conclusion, the CAT4008W-T2 is a versatile LED driver with precise control and protection features, making it suitable for a wide range of LED lighting applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací CAT4008W-T2 v technických řešeních
Sure, here are 10 common questions and answers related to the application of CAT4008W-T2 in technical solutions:
What is CAT4008W-T2?
- CAT4008W-T2 is an 8-channel constant current LED driver with a built-in PWM dimming control.
What is the input voltage range for CAT4008W-T2?
- The input voltage range for CAT4008W-T2 is 3V to 5.5V.
How many LEDs can be controlled by CAT4008W-T2?
- CAT4008W-T2 can control up to 8 LEDs.
What is the maximum output current per channel for CAT4008W-T2?
- The maximum output current per channel for CAT4008W-T2 is 25mA.
Can CAT4008W-T2 be used for RGB LED applications?
- Yes, CAT4008W-T2 can be used for RGB LED applications by using multiple channels to control different color LEDs.
Does CAT4008W-T2 support PWM dimming?
- Yes, CAT4008W-T2 has built-in PWM dimming control for each channel.
What is the thermal shutdown temperature for CAT4008W-T2?
- The thermal shutdown temperature for CAT4008W-T2 is typically 150°C.
Is CAT4008W-T2 suitable for automotive lighting applications?
- Yes, CAT4008W-T2 is suitable for automotive lighting applications due to its wide input voltage range and thermal protection features.
Can CAT4008W-T2 be cascaded to control more than 8 LEDs?
- Yes, multiple CAT4008W-T2 devices can be cascaded to control more than 8 LEDs in a system.
What is the typical application circuit for CAT4008W-T2?
- The typical application circuit for CAT4008W-T2 includes input power supply, LEDs, and external resistors for setting the LED currents.
I hope these questions and answers provide a good overview of the application of CAT4008W-T2 in technical solutions. Let me know if you need further information on any specific aspect!