LT3796EFE-1#TRPBF

PMIC - LED Drivers

The LT3796EFE-1#TRPBF is a high performance, wide input range step up LED driver from Linear Technology. Its multi-topology architecture provides high current output capability, low quiescent current and wide input voltage range suitable for a wide range of applications, including automotive lighting and general illumination. The device also supports low power standby operation.

Application Field

The LT3796EFE-1#TRPBF is suitable for applications requiring wide input voltage range, high current output and low noise operation. It can be used to drive a single LED or a string of LEDs. The device can also be used to interface between a microcontroller and general lighting applications. The current range is adjustable to suit different applications and it is capable of multiplexing up to eight control signals. This makes it suitable for a variety of applications, such as automotive lighting, general illumination and display backlighting.

Working Principle

The LT3796EFE-1#TRPBF works on the concept of Pulse Width Modulation (PWM). It uses a high efficiency step-up converter topology to provide the necessary current for the LED. The PWM is generated by an external microcontroller or dedicated control circuits, which adjusts the current guarantee an optimal performance for the LED. The converter works in either discontinuous or continuous conduction mode, so that it can handle a wide range of input voltages and LED loads. The device also has an integrated power switch, which helps reduce the number of external components required.

Conclusion

The LT3796EFE-1#TRPBF is a high performance, wide input range step-up LED driver suitable for applications requiring wide input voltage range, high current output and low noise operation. The device can be used to drive a single LED or a string of LEDs and it supports low power standby operation.