PT6684D

Voltage - Output 3:	--
Base Part Number:	PT6684
Size / Dimension:	--
Package / Case:	14-SIP Module
Mounting Type:	Through Hole, Right Angle
Efficiency:	87%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Current - Output (Max):	5A
Series:	PT6680
Voltage - Output 2:	--
Voltage - Output 1:	9V
Voltage - Input (Max):	36V
Voltage - Input (Min):	18V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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DC DC Converters

A DC-DC converter is a type of electronic device that is used to convert direct current (DC) from one voltage level to another. This type of device is widely used in many areas such as power supplies, motor controls, portable electronics, and automotive systems. In this article, we will discuss the application field and working principle of PT6684D, a DC-DC Converter.

Application Field Of PT6684D

PT6684D is an integrated monolithic switching voltage regulator especially designed for battery powered systems. It is based on a synchronous buck converter design that provides an output current of up to 4A. The output voltage is adjustable from 0.9V to 5V. This makes it suitable for applications such as portable electronic devices and battery powered systems.

Working Principle Of PT6684D

The working principle of PT6684D is based on a synchronous buck converter design. This type of converter uses a power switch and two inductors to regulate an input voltage and current to provide a regulated output voltage and current. The power switch is controlled by a feedback loop which cycles the switch ON and OFF at a certain frequency to maintain a constant output voltage and current. The two inductors are used to store and release energy in a controlled fashion so that the output current is smooth and ripple free.The PT6684D features a soft-start function to prevent any sudden surge of current when the output voltage is adjusted. This delay in the start-up time increases the life of the power switch and the output current. The device also has other functions such as over temperature protection, under-voltage protection, short circuit protection and adjustable switching frequency.

Conclusion

PT6684D is a versatile DC-DC converter designed for battery powered systems. It is based on a synchronous buck converter design and can provide a maximum output current of 4A. The output voltage is adjustable from 0.9V to 5V and has a number of features such as soft-start, over-temperature protection, under-voltage protection and adjustable switching frequency. With its wide range of features, PT6684D is an ideal solution for many portable electronic applications.

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