LYT3314D-TL

Series:	LYTSwitch™-3
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	AC DC Offline Switcher
Topology:	Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Internal Switch(s):	Yes
Number of Outputs:	1
Voltage - Supply (Min):	85VAC
Voltage - Supply (Max):	132VAC
Voltage - Output:	--
Current - Output / Channel:	--
Frequency:	40kHz ~ 124kHz
Dimming:	Triac
Applications:	Lighting
Operating Temperature:	-40°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width), 14 Leads
Supplier Device Package:	16-SO B

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PMIC - LED DriversLED (Light Emitting Diode) technology has been around for years and is now becoming increasingly popular in consumer electronics due to its low power consumption, long life, and low cost. As the demand for consumer products equipped with LED lighting continues to grow, so does the need for reliable, efficient LED controllers. The LYT3314D-TL is an LED controller/driver IC (integrated circuit) that is specifically designed to meet the needs of LED users.The LYT3314D-TL is a highly integrated LED driver with integrated high- and low-side switching and PWM dimming control. It is a monolithic IC (integrated circuit) that is based on a proprietary adaptive adaptive-Lamp Dynamics (ALD) topology. This topology allows for highly efficient, low-cost LED light control that is integrated into the driver IC.The LYT3314D-TL is designed for a variety of applications requiring high-efficiency, high-performance LED lighting control. It can be used in a wide range of consumer products such as LCD television backlights, camera flashes, LCD lighting, and so on. Other applications include industrial, automotive, and medical lighting.The IC integrates a dual buck-boost switching regulator and an adjustable constant current sink (CCS) with its ALD control technology. This allows the device to efficiently regulate the LED current to ensure long-term reliability and performance. The device also features a selectable PWM dimming linear dimmer interface that supports a wide variety of dimming schemes.The ALD technology used in the LYT3314D-TL is designed to provide excellent LED lighting uniformity at varying temperature and LED current levels. This technology is based on a dynamic algorithm that uses a feedback mechanism to precisely adjust the LED current. This ensures that the LED output remains uniform even during rapid changes of LED current and temperature.The LYT3314D-TL can be used in a variety of different configurations allowing for optimal flexibility and performance. The device has two adjustable buck-boost switching regulators and two adjustable CCS outputs. This enables the device to be used for two separate LED strings or for one single string, reducing power dissipation and component count.The device also has a high-voltage integrated bootstrapping circuit that allows for flexible LED driving in both discontinuous and continuous conduction mode. Moreover, the integrated bootstrap circuit helps reduce the external component count and provides excellent low-side MOSFET drivers at low current levels.The LYT3314D-TL also features over-temperature and over-current protection. The over-temperature protection is provided by a patented temperature compensation algorithm that reduces the output current when the temperature exceeds the set threshold. The over-current protection is provided by an integrated current-sense circuit that ensures the device does not suffer from any permanent damage due to an over-current.In conclusion, the LYT3314D-TL is a highly integrated LED driver IC designed for a variety of LED lighting applications requiring efficient, reliable, and high-performance control. The device incorporates a patented ALD technology, dual buck-boost switching regulators, adjustable CCS, and a selectable PWM dimming linear dimmer interface. Furthermore, the device includes over-temperature and over-current protection, as well as an integrated high-voltage bootstrap circuit. All of these features make the LYT3314D-TL an attractive solution for a wide range of consumer products and industrial, automotive, and medical lighting applications.

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