IS31LT3352-V1GRLS2-TR Integrated Circuits (ICs)

Voltage - Output:	--
Supplier Device Package:	8-SOP
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Applications:	Backlight, Lighting, Signage
Dimming:	Analog, PWM
Frequency:	1MHz
Current - Output / Channel:	750mA
Series:	--
Voltage - Supply (Max):	40V
Voltage - Supply (Min):	6V
Number of Outputs:	1
Internal Switch(s):	Yes
Topology:	Step-Down (Buck)
Type:	DC DC Regulator
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The IS31LT3352-V1GRLS2-TR is a high performance LED driver System-in-Package (SiP) designed for applications with high power LED requirements. This SiP integrates all the necessary components, including a MOSFET, a microcontroller, and a current-mode control loop to provide a fast and efficient solution for LED control.The IS31LT3352-V1GRLS2-TR is a high-efficiency LED driver, which can drive up to six 1W LEDs without external components. It features a peak current adjustable between 1mA and 24mA, a wide dimming range, and a programmable over temperature protection (OTP). Furthermore, the IS31LT3352-V1GRLS2-TR offers a superior flexibility with a wide range of logic levels, driving currents, and pulse width modulation (PWM) output.The IS31LT3352-V1GRLS2-TR is designed primarily for commercial, industrial, and automotive lighting applications, such as general lighting, backlight, accent lighting, and display lighting. It can also be used for integrated circuits and arrays, such as LCD panels, thin film transistor (TFT) displays, and light bars.The IS31LT3352-V1GRLS2-TR has a simple and reliable working principle. The LED current is controlled by two signals, which are delivered by a microcontroller or other logic devices. The first signal is the PWM signal, which is an ON/OFF signal with an adjustable duty cycle, which determines the amount of current flowing through the LED. The second signal is the dimming signal, which determines the voltage level of the LED driver. With these two signals, the LED can be dimmed or turned off as needed.The IS31LT3352-V1GRLS2-TR provides a high degree of flexibility for controlling the current and voltage of the LEDs. The integrated MOSFET ensures that the voltage level is always kept constant. The current limiter and soft-start feature provide short circuit and over temperature protection. The driver can be programmed to operate in two modes: constant current or constant voltage.The IS31LT3352-V1GRLS2-TR provides effective thermal management with a low power dissipating package. It comes with a built-in thermal cutoff circuit and a thermal sensor, which can detect an over temperature condition, and then shut down the driver to protect the LEDs from damage.Overall, the IS31LT3352-V1GRLS2-TR is a high performance and efficient solution for driving high power LEDs in a wide range of applications. Its effective working principle, combined with its high-efficiency design and flexible programming, makes it an ideal choice for LED control.

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