IR21593PBF

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IR21593PBF is a ballast controller with high function and low price. It is designed for lighting devices, such as halogen lamps, HID lamps, and general-purpose LEDs. This ballast controller is a highly integrated device, combining high performance and multiple peripherals including over current protection, Clock/Timer, voltage regulation and calibration, current regulation and calibration and power factor control.The IR21593PBF integrates an 8-bit high performance microcontroller with four timer channels, a wide input voltage range from 3V to 28V and an accurately adjustable overall system efficiency. The chip is powered by a voltage regulator, which is derived from the input voltage either directly or with the help of a regulator. The IR21593PBF has a wide operating temperature range from -40 to 85°C, making it suitable for use in extreme environments.The IR21593PBF controller is designed to operate in boost, buck and flyback lighting devices. It can be used to control the output voltage and current of lighting devices in order to achieve desired lighting output. The device has an integrated over-current protection feature to protect the device from high current levels. Additionally, the device also has a low EMI generation feature which helps to reduce electromagnetic interference.In addition to voltage and current regulation and protection, the IR21593PBF also has features such as, open loop power factor correction, dimming control and lamp flicker correction. The open loop power factor correction feature helps to reduce power loss and increase efficiency by reducing the power losses in the power supply circuit. The dimming control feature helps to control the output of the lighting device in order to obtain the desired level of light output. Lastly, the lamp flicker correction feature helps to reduce the effect of flickering in lighting devices.In short, the IR21593PBF controller is a powerful and efficient ballast controller for lighting applications. It is an integrated device that offers multiple peripherals for protecting the device from over-current and ensuring high performance. The device includes features such as open loop power factor correction, dimming control and lamp flicker correction. The wide input voltage range, wide operating temperature and low EMI generation features make the IR21593PBF a great choice for lighting applications.

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