TPS51020DBTRG4

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Applications:	Controller, DDR
Voltage - Input:	4.5 V ~ 28 V
Number of Outputs:	2
Voltage - Output:	0.9 V ~ 24 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	30-TFSOP (0.173", 4.40mm Width)
Supplier Device Package:	30-TSSOP
Base Part Number:	TPS51020

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ArticleTPS51020DBTRG4 is a special purpose voltage regulator designed to provide high efficiency, low cost, and high accuracy DC-to-DC conversion in a wide range of applications. This regulator is capable of regulating an output voltage ranging from 0.9V to 5.0V with a switching frequency of 1.5MHz. It features a 0.6A/1.2A peak current limit, an integrated low-dropout (LDO) linear regulator, and an independent enable input. The regulator is intended for use in applications such as point-of-load (POL) regulation, high-current regulation, and other high-power applications.The TPS51020DBTRG4 is a monolithic DC-DC voltage regulator with a high switching frequency of 1.5MHz and a wide input voltage range. It offers a high level of efficiency and accuracy, making it well suited for applications where efficiency and performance are paramount. The wide input voltage range means that the device does not require expensive level shifting components or additional circuitry for use in multiple voltages. The integrated LDO linear regulator can provide an independent output voltage that can be controlled with a single enable input, allowing for multiple output options.The device is ideal for high-current regulation in a variety of applications including: computing and communications (computers, laptop adapters, cell phone adapters, and other devices with high current requirements); automotive and industrial applications (solar arrays, fuel cells, etc.); and high-power wireless applications. The TPS51020DBTRG4 features a unique peak current limiter circuit which provides a fast and reliable current limit operation. This peak current limiter is activated when the voltage at the current limit pin (VBAT) rises more than 25mV above the voltage at the enable pin (EN). The peak current limit feature helps protect the device by limiting the maximum current delivered to the load when operating in large power loads.The TPS51020DBTRG4 utilizes a synchronous rectification technique which allows for a high efficiency conversion with less power losses. The device also has a low quiescent current (Iq) of 6uA which helps to reduce total system power consumption. With an operating temperature range of -40°C to 125°C and an output ripple of 5mV, the TPS51020DBTRG4 is a dependable voltage regulator for a wide range of applications.Overall, the TPS51020DBTRG4 provides a high efficiency, reliable and cost-effective solution for DC-to-DC voltage regulation across a wide range of applications. With its high voltage range, 0.6A/1.2A peak current limit, independent enable input and synchronous rectification, the device can provide a smooth and cost-effective voltage regulation solution with minimal power losses. The device is ideal for a variety of high-current applications such as computing, communications, automotive and industrial applications.

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