LM3671TLX-2.8/NOPB

Voltage - Output (Min/Fixed):	2.8V
Base Part Number:	LM3671
Supplier Device Package:	5-DSBGA (1.41x1.08)
Package / Case:	5-WFBGA, DSBGA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	2MHz
Current - Output:	600mA
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The LM3671TLX-2.8/NOPB is an integrated, high-efficiency, synchronous step-down DC-DC switching regulator that operates from an input voltage between 4.5 V and 28 V. This device is primarily intended for board-level power conversion and is suitable for point-of-load, portable and high power applications.The LM3671TLX-2.8/NOPB is an excellent choice for cost sensitive applications that require operation from a single supply. It offers excellent transient response and low noise operation thanks to its configurable frequency up to 1MHz. The LM3671TLX-2.8/NOPB offers a wide range of features such as output disconnect, programmable soft start and configurable maximum duty cycle.The LM3671TLX-2.8/NOPB can be used for a wide range of applications such as solid-state lighting, LED backlighting, point of load regulation, battery power management and portable devices. The LM3671TLX-2.8/NOPB is a highly integrated voltage regulator with a variety of features that enable cost-sensitive designs while providing long term stability and reliability.The LM3671TLX-2.8/NOPB is an active synchronous buck converter. It is essentially composed of two stages, the power stage and the controller stage. The power stage contains the external power FETs, the output inductor and the output capacitor, while the controller stage contains the control and protection circuitry.The LM3671TLX-2.8/NOPB provides high efficiency, long-term stability, and high peak output current capability in a tiny, space-saving package. It is organized as an inrush current limiting, non-latching, synchronous buck regulator with a low dropout linear regulator (LDO) controller. The input voltage can be selected between VBBIN and VIN as an external voltage for the LDO controller.The LM3671TLX-2.8/NOPB is able to deliver up to 6A of output current while maintaining a 3V output with a 4.5V input. The device can be configured to operate over both fixed frequency and/or pulse width modulation (PWM) modes, depending on the application need. The device has total power loss protection, current sensing for Voltage Positioning, accurate quiescent current control, and current tracking for optimal efficiency.The LM3671TLX-2.8/NOPB is optimized for ease of use. Its advanced Easy Drive logic enabler simplifies synchronization between the device and the controller IC, which eliminates the need for complex software or external components.In conclusion, the ultra-compact size, low noise operation, power savings and robust protection features make the LM3671TLX-2.8/NOPB an ideal choice for powering solid-state lighting, LED backlighting, point of load regulation, battery power management and portable devices. The high efficiency and low cost of the device make it an ideal choice for cost sensitive design products.

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