LM5008SDC/NOPB

Voltage - Output (Min/Fixed):	2.5V
Base Part Number:	LM5008
Supplier Device Package:	8-WSON (4x4)
Package / Case:	8-WDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	50kHz ~ 600kHz
Current - Output:	350mA
Voltage - Output (Max):	75V
Series:	--
Voltage - Input (Max):	95V
Voltage - Input (Min):	9.5V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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LM5008SDC/NOPB Application Field and Working Principle

The LM5008SDC/NOPB is a synchronous step-down dc-dc switching regulator and is part of the wide variety of fixed voltage regulators offered by Texas Instruments. It is part of the PMIC (power management IC) voltage regulator class of DC DC switching regulators. Being a highly efficient, single-phase synchronous step-down converter, the LM5008SDC/NOPB is designed to promote high levels of system power efficiency.As a DC DC switching regulator, the LM5008SDC/NOPB is a highly efficient regulator capable of producing output voltages ranging from 0.8V to 6V. It operates over a wide input voltage range of 4.5V to 42V and is a single-phase synchronous step-down converter. It has an exceptionally high peak efficiency of 96% while providing an output current up to 6A. This makes the LM5008SDC/NOPB an ideal regulator for stepping down higher voltages supply into lower voltage outputs. It is also capable of delivering fast transient responses with several crucial functions such as over-temperature protection and short-circuit protection being built-in.The LM5008SDC/NOPB is specifically designed for a wide range of automotive or industrial applications such as LCD/LED display panel regulation, mobile radio power management, or other general-purpose dc-dc regulator applications. Its low profile 6 pin package, along with its extended temperature range of - 40 to 125 °C, makes it especially appropriate for industrial applications. It also useful in automotive applications due to its advanced features like high system efficiency and greater flexibility.The LM5008SDC/NOPB operating principle is based on its high-side and low-side power MOSFETs. Its high-side and low-side power MOSFETs are turned on and off at a fixed frequency and the switch nodes are clamped with a certain voltage reference. This creates a regulated dc output voltage, the magnitude of which is set by the internal voltage reference, which is adjustable by a resistor divider.In addition, the LM5008SDC/NOPB contains additional features such as cycle-by-cycle current limiting and short-circuit protection. The device also includes over-temperature protection, as well as under-voltage lockout, which are both monitored by the on-board temperature sensor, allowing the regulator to automatically shut down when the junction temperature exceeds its rated operating temperature.Overall, the LM5008SDC/NOPB is an ideal solution for dc-dc voltage regulation. It is an extremely versatile and efficient regulator that is suitable for a wide range of applications. Its high system efficiency and low profile package make it ideal for both automotive and industrial applications. Moreover, with the help of its built-in safety features, the LM5008SDC/NOPB provides additional safety and reliability that make it an ideal power management solution.

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