Allicdata Part #: | 4791INS-ND |
Manufacturer Part#: |
4791 |
Price: | $ 88.19 |
Product Category: | Power Supplies - External/Internal (Off-Board) |
Manufacturer: | Inspired LED, LLC |
Short Description: | 12VDC 100W DIMMABLE TRANSFORMER |
More Detail: | 898mA 11.57V LED Driver AC AC Converter Topology ... |
DataSheet: | 4791 Datasheet/PDF |
Quantity: | 1000 |
1 +: | $ 80.17380 |
Power (Watts): | 100W |
Approvals: | -- |
Mounting Type: | Chassis Mount |
Size / Dimension: | 9.17" L x 3.06" W x 2.94" H (232.9mm x 77.7mm x 74.7mm) |
Termination Style: | Screw Terminal |
Efficiency: | 87.2% |
Operating Temperature: | -- |
Ratings: | NEMA 3R |
Features: | -- |
Dimming: | MLV |
Series: | -- |
Current - Output (Max): | 898mA |
Voltage - Output: | 11.57V |
Voltage - Input (Max): | 120V |
Voltage - Input (Min): | -- |
Number of Outputs: | 1 |
Topology: | AC AC Converter |
Type: | -- |
Part Status: | Active |
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LED drivers can be used to power Light Emitting Diodes (LEDs) in a variety of applications. The power requirements of LEDs, depending on the type of LED and the application, are typically well-defined in terms of current and voltage. Therefore, LED drivers are designed to provide a regulated current and/or voltage to ensure that the LED is not over- or under-powered. For example, modern LED lighting applications require precise control of the LED current and voltage, in order to maximize light output and to ensure their long-term reliability. The control range of the LED driver can depend on the application, and may be adjustable or fixed.
The 4791 is one type of LED driver which is suitable for many LED applications.This driver offers an adjustable output current of up to 2.4A to drive LEDs from a DC voltage source. It has a wide input voltage range, from 3V to 26V, making it suitable for use with batteries, AC/DC wall adapters and other DC power sources. The 4791 can be used to power LEDs from a single or multiple supply sources, with the addition of suitable switching components. This makes it ideal for applications such as emergency lighting systems, LED driver installations, sensor/alarm systems, and for general purpose LED lighting controls.
The 4791 LED driver is based on a linear regulator architecture and operates in a buck-boost topology. This makes it possible for the 4791 to accept a wider input voltage range, as compared to other types of LED drivers. In this mode of operation, the 4791 steps down the input voltage to a constant level determined by the user through an external resistor. The output current is then set through the same resistor, and divided by the associated inductor and capacitor. This ensures that the LED current is always constant and stable, regardless of the input voltage. The 4791 protects itself from current overload and short-circuit conditions, making it suitable for a wide range of LED applications.
Apart from its adjustable output current capability, the 4791 also features an adjustable switching frequency. The switching frequency is adjustable between 200kHz and 1000kHz, and can be set by the user through a simple external resistor. This feature is especially useful in applications where the LED is powered from a battery, since it helps to reduce power dissipation and increase the battery life. The 4791 also has various protection features, such as thermal shutdown and current limit protection, which make it safe for use in LED lighting systems.
The 4791 LED driver is an excellent choice for driving LEDs in a variety of applications. It is easy to use and offers a wide range of adjustable parameters, which make it suitable for many applications. The adjustable output current, wide input voltage range and adjustable switching frequency make the 4791 an ideal choice for powering LEDs in a variety of applications. Whether you are looking for an LED driver for general lighting, emergency lighting, or any other special application, the 4791 is the ideal solution for your needs.
The specific data is subject to PDF, and the above content is for reference
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