IR2166

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Type:	PFC/Ballast Controller
Frequency:	39kHz ~ 50kHz
Voltage - Supply:	10 V ~ 17 V
Current - Supply:	10mA
Current - Output Source/Sink:	--
Dimming:	No
Operating Temperature:	-25°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	16-DIP (0.300", 7.62mm)
Supplier Device Package:	16-DIP
Base Part Number:	IR2166

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IR2166 Application Field and Working Principle

IR2166 is a monolithic high-efficiency, high dB and robust integrated gate drive circuit for device power applications, especially those requiring high current switching. This integrated gate drive is a device that centers around an MOSFET and is designed to replace bulky discrete circuits with bulky and hard-to-route wiring while providing significant lower control power dissipation than other integrated drive ICs. This IC is a member of the Intelligent Power IC family, which is a combination of ICs based on analog and digital control ICs with a range of functions including controlled gate drive, over current and temperature protection and low power standby control.

Ballast Controllers

IR2166 is an ideal choice for ballast controllers. Ballast controllers are essential in controlling the electricity running through fluorescent lamps. A ballast is an electronic device that is typically used to regulate the flow of electricity in lighting systems. Ballast controllers are responsible for controlling the voltage and current in these systems, creating a more efficient and reliable system. The IR2166 can perform accurate and precise current regulation, making it a great choice for these ballast controllers, especially for high-efficiency LED lighting.

Lighting

The IR2166 is also suitable for LED lighting control. LED lighting is becoming more popular as it is more energy efficient with less emissions and can save money in the long run. The IR2166, with its high efficiency and robust design, is perfect for LED lighting control applications due to its ability to accurately regulate the flow of current. The IC also features low-power retry mode, so the lighting stays consistent despite disturbances.

Working Principle

The IR2166 works by monitoring the voltage across the FET gate. It measures the voltage levels and compares it to a reference voltage to ensure that the FET is powered correctly and is performing optimally. If the FET is not accurately powering the device, then the IR2166 will disable the device and retry at a lower power level. The IC also features protection against under-voltage, over-voltage, over-temperature, and ESD protection. Overall, the IR2166 is an extremely effective and efficient IC that can be used in a wide range of applications. It is particularly suitable for ballast controllers and LED lighting control. It works by monitoring the voltage across the FET gate and by performing protection against under-voltage, over-voltage, over-temperature, and ESD protection.

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