TPS53124RGET

Series:	D-CAP™
Packaging:	Tape & Reel (TR)
Part Status:	Not For New Designs
Output Type:	Transistor Driver
Function:	Step-Down
Output Configuration:	Positive
Topology:	Buck
Number of Outputs:	2
Output Phases:	1
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 24 V
Frequency - Switching:	--
Duty Cycle (Max):	--
Synchronous Rectifier:	Yes
Clock Sync:	No
Serial Interfaces:	--
Control Features:	Enable
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	24-VFQFN Exposed Pad
Supplier Device Package:	24-VQFN (4x4)
Base Part Number:	TPS53124

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Introduction

The TPS53124RGET is a DC-DC switching controller designed to give certain voltage regulation capabilities in various applications. It is a PMIC - voltage regulator - DC DC switching controller, and is specifically designed to provide excellent transient response and to minimize power dissipation in the regulator. In this article, the application field and working principle of the TPS53124RGET is presented.

Application Field

The TPS53124RGET is suitable for different types of applications. It is especially suitable for battery and charger applications, where superior transient response and efficient power supply for portable systems are required. It can also be employed in applications that require other typical voltage regulation features, such as step-down, step-up, flyback, etc. It is well-suited for specific conditions such as wide input voltage ranges, rapid load changes and quick startup.

Working Principle

The TPS53124RGET works following the principles of pulse width modulation switching. It has a two-phase operation wherein the two phases run parallel. In the first phase, the current is set to flow through the high side power switch and the current is established. At the same time, the voltage on the low side power switch is monitored and compared with the target voltage of the power supply. While in the second phase, based on the comparison, the pulse width of the high side power switch is modulated in order to give the desired voltage output across the load.The TPS53124RGET has a built-in protection feature that prevents the switching component from shorting. This helps to protect the load from damage due to excessive currents. The switching component also has a wide operating temperature range of up to 105 degrees Celsius. This helps to ensure the component works reliably even in extreme temperatures.The TPS53124RGET has a high efficiency proportional voltage control architecture. This helps to reduce power loss and improve system performance. It also has an output voltage regulation capability which helps to maintain a constant output voltage in spite of any changes in the line regulation, temperature and load regulation.

Conclusion

In conclusion, the TPS53124RGET is a DC-DC switching controller for applications requiring excellent transient response and efficient power supply for portable systems. It can be employed in applications such as battery chargers and other voltage regulation features, and features a high efficiency proportional voltage control architecture and wide operating temperature range. It also has built-in protections for the load from shorting and for the switching component from excessive current. The TPS53124RGET is a PMIC - voltage regulator - DC DC switching controller, making it perfect for applications involving rapid load changes and quick startups.

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