7021-D-E-500

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LED drivers are components which are designed to be used in conjunction with LED lights and are necessary to ensure that the LED lights work in a consistent and safe manner. The 7021-D-E-500 driver is a Constant Current output LED driver which consists of a constant current source, a shunt regulator and a MOSFET switch. The driver is designed for LED applications such as LED street lights, LED avalanche lamps, LED recessed lighting, LED ceiling lighting and LED wall lighting.

Applications

The 7021-D-E-500 driver has a wide range of applications, including commercial and industrial lighting, automotive lighting, signs and signals, decorative lighting, and lighting for factories and warehouses. It can be used in a number of different applications ranging from single LEDs to arrays of LEDs. The rated output voltage can range from 5V to 48V DC, and the rated current is adjustable up to 500mA.

Working Principle

The driver consists of a constant current source, a shunt regulator and a MOSFET switch. The constant current source is a circuit which is designed to provide a constant current output regardless of the varying voltage of the input. The current output is adjustable via a trim pot or a programming pin. The shunt regulator is used to regulate the output voltage and to protect the LEDs from damage due to overvoltage, and the MOSFET switch is used to switch the device on and off, as well as control the brightness of the LEDs.

When the device is in the \'on\' state, the voltage from the input is applied to the current source and the current is regulated based on the voltage and the load. This current then flows through the MOSFET switch, which turns on the LEDs. The MOSFET switch also includes a brightness control, which enables the brightness of the LEDs to be adjusted.

The 7021-D-E-500 driver is designed to be used with a wide range of LEDs, and can provide a constant current output up to 500mA. With a wide range of applications and a reliable output, the 7021-D-E-500 driver is an ideal choice for LED lighting applications.

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