PT6101R

Voltage - Output 3:	--
Base Part Number:	PT6101
Size / Dimension:	--
Package / Case:	12-SIP Module
Mounting Type:	Through Hole
Efficiency:	89%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Current - Output (Max):	1A
Series:	PT6100
Voltage - Output 2:	--
Voltage - Output 1:	5V
Voltage - Input (Max):	38V
Voltage - Input (Min):	9V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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DC-DC Converters: PT6101R Application Field and Working Principle

DC-DC converters are widely used electronic circuits in today\'s world. They convert direct current (DC) from one voltage level to another. A DC-DC converter typically consists of an inductor, capacitors, diodes, control circuits, and other components. The most commonly used DC-DC converter is the PT6101R.

Application Field

DC-DC converters are used in a wide variety of applications. They are commonly found in power supplies, computer peripherals, motor controllers, photovoltaic systems, home appliances, automotive electronics, and telecommunications systems. The PT6101R is used in AC / DC converters, PFC controllers, AC / DC adapters, and automotive power supplies. The PT6101R can be used in power supplies up to 600W. It has a wide input voltage range of 5V~63V and an adjustable output voltage range of 3V~20V.

Working Principle

The working principle of the PT6101R is based on the flyback topology. The flyback converter is a popular type of DC-DC converter that is used to step up or step down input DC voltage. In the PT6101R, the input voltage is rectified and is then converted into a controlled AC voltage by a power stage consisting of an n-channel power MOSFET. The output of the power stage is then fed through an inductor and a diode to the output voltage. The control stage of the converter regulates the output voltage by controlling the conduction and switching of the MOSFET. A feedback loop is used to compare the output voltage to a reference voltage, and then generate a signal that is fed to the control stage.The PT6101R also has a frequency modulator (FM), which helps regulate the output voltage for a wider input voltage range. The FM modulates the frequency of the MOSFET switching. The modulation of the frequency is made in such way that the control stage is constantly adjusting the switching duty cycle in order to keep the output voltage constant.

Conclusion

The PT6101R is a widely used DC-DC converter based on the flyback topology. It is used in a variety of applications such as AC/DC converters, PFC controllers, AC/DC adapters, and automotive power supplies. It has a wide input voltage range and adjustable output voltage. The working principle of the PT6101R is based on the flyback topology in which input DC voltage is rectified and then converted into a controlled AC voltage by a power stage consisting of an n-channel power MOSFET. The output voltage is regulated by controlling the conduction and switching of the MOSFET and adjusting the switching duty cycle. The frequency modulation feature of the PT6101R helps regulate the output for a wider input voltage range.

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