LM5009AMM/NOPB

Voltage - Output (Min/Fixed):	2.5V
Base Part Number:	LM5009
Supplier Device Package:	8-VSSOP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	50kHz ~ 1.1MHz
Current - Output:	150mA
Voltage - Output (Max):	85V
Series:	--
Voltage - Input (Max):	95V
Voltage - Input (Min):	6V
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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Introduction to LM5009AMM/NOPB

The LM5009AMM/NOPB is a monolithic step-down voltage regulator with high efficiency, low output ripple and integrated low side MOSFET. This integrated circuit from Texas Instruments features adjustable operating frequency up to 1 MHz, a step-down operation, and output current up to 5 A.

Application Field of LM5009AMM/NOPB

The LM5009AMM/NOPB is a buck DC-DC converter that is widely used in applications such as distributed power systems, Li-Ion battery backup systems and high efficiency point-of-load (POL) regulators. It is suitable for both single-input and multiple-input power supply systems, and can operate with both leaded and lead-free solder processing temperatures. Additionally, it is compatible with MLCC and other packaging formats, making it ideal for a wide range of system-level applications.

Working Principle of LM5009AMM/NOPB

The LM5009AMM/NOPB is a high-efficiency DC-DC switching voltage regulator with a monolithic integrated circuit. It works by rapidly switching between high voltage and low voltage to provide a converter output voltage.The device operates in a pulse width modulated (PWM) mode, which reduces the switching losses. Additionally, the adjustable operating frequency of up to 1 MHz allows for higher efficiency during operation.The device also features a low-side MOSFET integrated, which reduces switching losses and ensures a faster transition from high-to-low voltage.This switching regulator also features a precise voltage mode (VM) control, enabling precise output voltage regulation. Additionally, it features multiple protection features, including over-temperature, over-voltage and under-voltage protection, for assured system performance and reliability.

Conclusion

The LM5009AMM/NOPB is a high-efficiency, low output ripple DC-DC switching voltage regulator with monolithic integrated low-side MOSFET that is suitable for a variety of system-level applications. It offers adjustable operating frequency up to 1 MHz, a precise voltage mode (VM) control, and built-in over-temperature and over-voltage protection. All of these features enable efficient and reliable system performance, making it the ideal choice for distributed power systems, Li-Ion battery backup systems, and high efficiency point-of-load regulators.

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