TPS544C25RVFR

Voltage - Input (Max):	18V
Supplier Device Package:	40-LQFN-CLIP (7x5)
Package / Case:	40-PowerLFQFN
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	200kHz ~ 1MHz
Current - Output:	30A
Voltage - Output (Max):	5.5V
Voltage - Output (Min/Fixed):	0.5V
Series:	SWIFT™
Voltage - Input (Min):	4.5V
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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The TPS544C25RVFR is a DC to DC switching regulator (PMIC - Voltage Regulators - DCDC Switching Regulators). It is designed to handle a wide range of switching applications and has been used in a variety of different industries, including automotive, industrial and consumer electronics.The TPS544C25RVFR is a synchronous buck regulator that can produce output voltages from 0.6 V to 5.5 V with a load current of up to 25 A. It is an ideal solution for point-of-load solutions and high-current regulated power rails. The device features an internal 2.2 A P-channel power switch, an integrated low-side synchronous rectifier as well as an internal compensation network to improve efficiency. In addition, the device includes integrated fault protection features such as overcurrent and thermal protection.The TPS544C25RVFR operates in either pulse width modulation (PWM) mode or direct pulse frequency modulation (DPFM) mode. In PWM mode, the output voltage is controlled through a voltage-mode control loop, which constantly adjusts the ON/OFF duty cycle of the internal power switch to maintain the desired output voltage. In DPFM mode, the device regulates the output voltage by adjusting the frequency of the power switch instead of adjusting the ON/OFF duty cycle. This mode offers improved dynamic response and lower output noise.The device has an adjustable switching frequency of up to 2 MHz, which allows for a small solution size and improved efficiency over traditional regulators. In addition, the device also has an adjustable soft-start feature, which ensures a controlled ramp-up of output voltage at start-up and prevents inrush current that could cause damage to the system. The device\'s integrated under-voltage lockout feature allows for improved system performance and prevents the device from activating at power-up until the input voltage is sufficient.The TPS544C25RVFR is a versatile and cost-effective solution for a wide range of DC/DC switching applications. It is ideal for high-current point-of-load applications in automotive, industrial and consumer electronics. In addition, the wide input voltage range and adjustable switching frequency makes the device suitable for many different applications, including power supplies and backlighting systems. Its internal fault protection and soft-start feature provide additional safety and performance benefits.

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