PT5062R

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DC-DC converters are versatile, small, lightweight, and reliable power converters that convert direct current (DC) from one voltage level to another, which has a wide range of applications. A notable example is the PT5062R DC-DC converter, which is a specialist step-down module from Torex.

Introduction to the PT5062R

The PT5062R is one of Torex’s latest DC-DC converter modules, and is designed as a wide-input range step-down power module. It offers high efficiency and can deliver up to 1.2A at up to 10V output.

The PT5062R uses synchronous rectification, and has an adjustable minimum load of 40mA. It features an adjustable switching frequency of 300kHz to 4.5MHz and is capable of operating from an input voltage range between 4.5V and 60V. It is supplied in a 4mm x 3.5mm SOT-26L package.

Applications of the PT5062R

Due to its wide input range and efficient step-down capabilities, the PT5062R can be used in a variety of applications, including:

• Handheld consumer electronics such as phones and tablets
• Point-of-sale devices such as ATMs or POS terminals
• Industrial automation and instrumentation products
• Automotive systems

Working Principle of the PT5062R

The PT5062R operates using synchronous rectification, which is a higher efficiency type of DC-DC converter than traditional linear regulators. In synchronous rectification, the power switch is replaced by a pair of transistors, which draw current from both the input and output when they are turned on.

The PT5062R’s power switch is controlled by the linear regulator. When the input voltage is low, the linear regulator turns the power switch off and the output voltage is determined by the value of the load on the output. When the input voltage is high, the switch turns on and the output voltage is regulated by the linear regulator.

The PT5062R also features a soft start function. This reduces the inrush current on start up, preventing short circuits and ensuring a smooth start.

Advantages of the PT5062R

Some of the key advantages of the PT5062R include:

• Wide input voltage range ranging from 4.5V to 60V
• High efficiency, up to 91%
• Adjustable switching frequency from 300kHz to 4.5MHz
• Adjustable minimum load of 40mA
• Soft start function

The PT5062R has a wide range of applications in consumer electronics, automotive, and industrial systems. Its efficient, synchronous rectification and wide input voltage range make it a great choice for high power applications that require a high level of reliability and performance.

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