TPS62097RWKR Integrated Circuits (ICs)

Voltage - Input (Max):	6V
Supplier Device Package:	11-VQFN-HR (2x2)
Package / Case:	11-VFQFN
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	1.5MHz ~ 2.5MHz
Current - Output:	2A
Voltage - Output (Max):	6V
Voltage - Output (Min/Fixed):	0.8V
Series:	iDCS-Control
Voltage - Input (Min):	2.5V
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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TPS62097RWKR Application Field and Working Principle

The TPS62097RWKR, a new high-efficiency DC/DC step-down converter, is the latest development for powering on-board systems in motor vehicles. This DC/DC converter allows for efficiency improvement, reliable operation and simplified control compared to conventional inductor-based buck regulators. This step-down switching regulator, along with the size and performance advantages of the integrated gate driver, offers unparalleled flexibility, particularly in automotive systems. This article will explore the application field, benefits, and working principles of the TPS62097RWKR.

Application Field

The TPS62097RWKR is designed for automotive applications requiring a wide input voltage range and high efficiency operation. The switching regulator is capable of powering loads with input voltages ranging from 9V to 36V, making it suitable for a wide variety of applications, such as 12V automotive systems and trucks. The integrated gate driver and small size of the device make it ideal for the harsh automotive environment, and the ability to operate over wide input voltage ranges makes it suitable for use as a post-regulator stage.Another application of the TPS62097RWKR is as a pre-regulator stage, which can help optimize power consumption. The device can be used to reduce input voltage to a desired level, resulting in higher efficiency while providing the same output power. The regulator’s high power density and low power loss make it ideal for automotive applications where space and power consumption are of utmost concern.

Benefits

The TPS62097RWKR offers a number of benefits in terms of performance and simplicity. The most notable of these is the wide input voltage range, which allows the device to operate over wide input voltages. This makes it suitable for automotive systems, as it can handle both 12V and 24V inputs. The device offers high efficiency, with current-mode peak current-mode control and duty-cycle modulation, resulting in efficiency of up to 98%.The TPS62097RWKR also offers the advantages of integrated gate driver circuitry and small size. The integrated gate driver eliminates the need for external components, providing robustness and improved transient response. The small size of the device makes it suitable for use in space-constrained environments.

Working Principles

The TPS62097RWKR is a current-mode peak current-mode synchronous buck regulator. The device employs an integrated high-side and low-side MOSFETs to control the inductor current, which is regulated by a current mode loop. The integrated gate driver provides robust inrush current limiting, as well as improved transient response. The device also features active voltage positioning compensation and programmable output voltage ramping.The TPS62097RWKR features an internal clock, which is used to generate the switching signal and regulate the output voltage. The device can be configured to operate in either continuous or discontinuous conduction mode. The adjustable switching frequency and programmable soft-start allow the device to be tailored to the specific application’s needs.

Conclusion

The TPS62097RWKR is a high efficiency, compact DC/DC step-down converter designed for automotive applications. The device offers high efficiency, robust gate driver circuitry, and adjustable switching frequency, making it ideal for on-board systems. With its wide input voltage range, high power density, and small size, the TPS62097RWKR is an excellent choice for powering automotive systems and post-regulator voltage independent systems.

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