Integrated Circuits (ICs)

TPS40490MHRHDT

Obsolete

IC REG CTRLR BUCK 28QFN

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Integrated Circuits (ICs)

Obsolete

IC REG CTRLR BUCK 28QFN

Technical Specifications

Parameters and characteristics for this part

Specification	TPS40490MHRHDT

Clock Sync	True
Control Features	Frequency Control, Dead Time Control, Current Limit, Soft Start, Power Good, Enable
Frequency - Switching [Max]	5.4 MHz
Frequency - Switching [Min]	100 kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	125 ¯C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Phases	1
Output Type	Transistor Driver
Package / Case	28-VFQFN Exposed Pad
Supplier Device Package	28-VQFN (5x5)
Synchronous Rectifier	True
Topology	Buck

Part	Number of Outputs	Synchronous Rectifier	Package / Case	Control Features	Topology	Operating Temperature [Min]	Operating Temperature [Max]	Function	Frequency - Switching [Max]	Frequency - Switching [Min]	Mounting Type	Clock Sync	Output Phases	Supplier Device Package	Output Configuration	Output Type
Texas Instruments TPS40490MHRHDR	1		28-VFQFN Exposed Pad	Current Limit Dead Time Control Enable Frequency Control Power Good Soft Start	Buck	-40 °C	125 ¯C	Step-Down	5.4 MHz	100 kHz	Surface Mount		1	28-VQFN (5x5)	Positive	Transistor Driver
Texas Instruments TPS40490MHRHDT	1		28-VFQFN Exposed Pad	Current Limit Dead Time Control Enable Frequency Control Power Good Soft Start	Buck	-40 °C	125 ¯C	Step-Down	5.4 MHz	100 kHz	Surface Mount		1	28-VQFN (5x5)	Positive	Transistor Driver

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

General part information

Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-VQFN (5x5)

Technical documentation and resources