TLED2043IGQNR Integrated Circuits (ICs)

Voltage - Output:	5.5V
Base Part Number:	TLED2043
Supplier Device Package:	20-BGA MICROSTAR JUNIOR (4x3)
Package / Case:	20-VFBGA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Applications:	Backlight
Dimming:	--
Frequency:	--
Current - Output / Channel:	50mA
Series:	--
Voltage - Supply (Max):	5.5V
Voltage - Supply (Min):	2.7V
Number of Outputs:	4
Internal Switch(s):	Yes
Topology:	--
Type:	Linear
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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The TLED2043IGQNR is a high-efficiency LED driver chip produced by Texas Instruments (TI). It is a Constant-Current source designed to drive up to 6 LEDs from a single common rail. It is primarily intended for driving a string of LEDs used in backlighting applications in consumer and industrial products. The chip is an integrated solution for driving multiple strings of LEDs, providing a high level of integration and improved system efficiency.The TLED2043IGQNR is a fully-integrated LED lighting solution. It is built around an advanced digital Pulse Density Modulated (PDM) control scheme that offers the most reliable, low-cost and efficient LED lighting control. This chip is designed to control multiple LED strings in various lighting applications where power efficiency, tight dynamic control and high brightness are necessary.The TLED2043IGQNR features an internal voltage regulator and works without the need for external components or additional active circuitry. This helps to keep the size and cost of the LED lighting system to a minimum. The chip also offers a high degree of flexibility and can be configured to drive up to six LED strings in several different combinations, depending on the number and type of LEDs used. The chip features independent control of each LED string, making it ideal for applications requiring multiple LED strings.The chip operates using a unique current loop feedback system, which ensures that all of the LED strings are driven with the same current level. By constantly monitoring the current levels of each LED string, the TLED2043IGQNR is able to adjust the drive currents of each LED string, ensuring that all of the LED strings are driven with the same current levels.The chip also offers a range of features designed to optimize the performance of the LED strings. These features include adjustable current level, adjustable dimming range and various dynamic control functions. In addition, the chip also offers a temperature compensation feature, which allows for automatic adjustment of the LED drive current based on changes in ambient temperature.The TLED2043IGQNR is an ideal solution for applications requiring a high-efficiency, cost-effective and reliable LED driver. This chip is highly efficient, offering a power efficiency of up to 85%. In addition, it provides a high degree of flexibility, allowing it to be used with virtually any type of LED lighting application.In conclusion, the TLED2043IGQNR is a compact, high-efficiency LED driver designed to drive up to 6 LEDs from a single common rail. This chip offers a range of features including current loop feedback, adjustable drive current, adjustable dimming range, temperature compensation and multiple control functions, making it the ideal solution for LED lighting applications where power efficiency, tight dynamic control and high brightness are needed.

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