LT3763EFE#PBF

Voltage - Supply (Max):	60V
Base Part Number:	LT3763
Supplier Device Package:	28-TSSOP-EP
Package / Case:	28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Applications:	--
Dimming:	PWM
Frequency:	200kHz ~ 1MHz
Current - Output / Channel:	--
Voltage - Output:	55V
Series:	--
Voltage - Supply (Min):	6V
Number of Outputs:	1
Internal Switch(s):	No
Topology:	Step-Down (Buck)
Type:	DC DC Controller
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tube

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Introduction

The LT3763EFE#PBF is a high-efficiency LED driver, designed for lighting applications. It is the perfect solution for high brightness LED lighting applications, particularly when operating in the low or medium current range. This LED driver is part of the power management integrated circuit (PMIC) family, and is primarily used for LED drivers.

Application Field

The LT3763EFE#PBF is designed to work with a wide variety of LEDs, including high-brightness, white, red, green, and blue LEDs. The LT3763EFE#PBF can provide up to 4A peak current, making it suitable for use in high-current applications. It is also designed to provide constant current to the LEDs, ensuring the LEDs maintain stable performance even when input voltages fluctuate. This makes the LT3763EFE#PBF well suited for lighting applications such as general lighting, automotive lighting, and medical lighting. The LT3763EFE#PBF is also designed to support dimming functions, offering versatility for a variety of applications. It supports dimming using a voltage- or current-mode control, with the ability to adjust light output from 0% to 100%.

Working Principle

The LT3763EFE#PBF is a step-down switch mode regulator capable of driving up to 4A peak current to LEDs. It has a high efficiency of up to 95%, making it suitable for low power applications.The LT3763EFE#PBF has two main operating modes, continuous conduction mode (CCM) and discontinuous conduction mode (DCM). In CCM, the switching current waveform is continuous, meaning the LED current remains constant. In DCM, the current is stepped down during each switching cycle, resulting in a pulsed LED current.In addition, the LT3763EFE#PBF also has a low-noise, frequency-switching architecture. This ensures the operating frequency remains constant, even when the input voltage changes, helping to maintain a high efficiency.

Conclusion

The LT3763EFE#PBF is a high-efficiency LED driver designed for lighting applications. It is part of the PMIC family, and is primarily used for LED drivers. It has a high peak current of 4A, as well as adjustable light output and low noise operation. Its high efficiency and frequency-switching architecture make it suitable for a wide range of applications.

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