QHW100D71

Current - Output (Max):	20A
Control Features:	Enable, Active Low
Size / Dimension:	2.28" L x 1.45" W x 0.50" H (57.9mm x 36.8mm x 12.7mm)
Package / Case:	8-DIP Module
Mounting Type:	Through Hole
Efficiency:	82%
Operating Temperature:	-40°C ~ 100°C
Features:	Remote On/Off, OCP, OTP, OVP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	40W
Series:	QHW
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	2V
Voltage - Input (Max):	75V
Voltage - Input (Min):	36V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Obsolete
Packaging:	Bulk

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DC DC Converters: QHW100D71 Applications and Working Principles

QHW100D71 is a high performance DC/DC converter designed by TDK-Lambda and manufactured by STMicroelectronics. It is a low-power, low-voltage DC/DC converter capable of providing up to 200W of power in a tiny footprint of 6 mm x 6 mm. The QHW100D71 has been designed to meet the needs of the data center and industrial markets where high-density power solutions are needed to drive efficiency, cost-effectiveness, and performance.The QHW100D71 operates in a wide input voltage range from 1V to 30V; the output voltage range is adjustable from 0V to 24V. It is a very efficient buck-boost converter, capable of delivering over 95% efficiency in a wide range of loads. With a low EMI and low ripple noise, this DC/DC converter ensures reliable operation in any application.The primary application of the QHW100D71 is as a component for communication equipment, automation control, and embedded systems and as a distributed power supply. It is also suitable for high performance application-specific combined use with other power semiconductors. The QHW100D71 is also certified for use in a variety of vehicles, including electric, hybrid electric, and fuel cell vehicles.The QHW100D71 DC/DC converter operates through a two-stage power conversion process. In the first stage, an external switch is used to convert a DC input voltage into a high-frequency square wave. The second stage then rectifies and filters the square wave, creating an output voltage that is regulated and optimized.The QHW100D71 DC/DC converter features protection mechanisms against over-current, over-voltage, and overtemperature conditions, ensuring the safe operation of any application in which it is used. It also offers a wide variety of features, including auto-restart, remote sensing, and a power-good signal.The QHW100D71 DC/DC converter is an excellent choice for any application requiring high-density, low-voltage DC/DC power solutions. It offers a wide voltage range, high efficiency, low EMI, and safety and protection mechanisms. With its small footprint and low noise level, the QHW100D71 is an ideal choice for applications where space and quiet operation are paramount.

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