QD48T025033-NBB0

Series:	QD48
Packaging:	Bulk
Part Status:	Obsolete
Type:	Isolated Module
Number of Outputs:	2
Voltage - Input (Min):	36V
Voltage - Input (Max):	75V
Voltage - Output 1:	2.5V
Voltage - Output 2:	3.3V
Voltage - Output 3:	--
Current - Output (Max):	15A, 15A
Power (Watts):	49W
Voltage - Isolation:	2kV
Applications:	ITE (Commercial)
Features:	--
Operating Temperature:	-40°C ~ 85°C
Efficiency:	88%
Mounting Type:	Through Hole
Package / Case:	7-DIP Module, 1/4 Brick
Size / Dimension:	2.30" L x 1.45" W x 0.34" H (58.4mm x 36.8mm x 8.6mm)

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DC DC Converters

DC-DC converters are electrical components used to convert a DC voltage from one value to another. Common applications of these components include power conditioning, voltage regulation, voltage boosting, voltage reduction, and other power supply related operations. The QD48T025033-NBB0, a 48V DC-DC converter, is one such component. The QD48T025033-NBB0 is a step-up DC-DC converter designed for industrial automation and telecom applications. Its features include a wide 4:1 input voltage range, programmable current limit, adjustable output voltage, efficiency up to 90%, and remote On/Off control. All these features, coupled with its compact form factor, make the QD48T025033-NBB0 an ideal choice for applications where space is at a premium and precision power is needed.The efficiency of the QD48T025033-NBB0, reaches up to 90%, with a 92% efficiency at 48V input voltage. This results in lower power consumption and longer product life. The 4:1 input voltage range also allows for operation with varying input voltage, which further reduces operation downtime and improves charging capability.To ensure consistent and precise output voltage regardless of the load and environmental conditions, the QD48T025033-NBB0 also features programmable current limit and adjustable output voltage. This protects the system against short circuit, over-load, over-voltage and over-temperature damage.The QD48T025033-NBB0\'s remote On/Off control ensures that the system is only powered when it is required. This helps to reduce power consumption and increase energy efficiency.The working principle of the QD48T025033-NBB0 is based upon the use of a buck-boost converter with integrated MOSFETs. This buck-boost converter is used to convert a given input voltage into a regulated output voltage that is then fed to the load.The input voltage is first rectified into a DC voltage. This DC voltage is then fed to a buck-boost converter, which step-up or step-down the input voltage depending on the load conditions. The output voltage of the converter is adjusted to the desired levels using the programmable current limit, as well as the adjustable output voltage feature.The working principle of the QD48T025033-NBB0 can be summarised as follows: the input voltage is rectified and then fed to a buck-boost converter which is used to step-up or step-down the input voltage depending on the load conditions. The output voltage is adjusted using the programmable current limit, as well as the adjustable output voltage feature. Finally, remote On/Off control ensures that the system is only powered when it is required. In conclusion, the QD48T025033-NBB0 is a 48V DC-DC converter designed for industrial automation and telecom applications. It offers a wide 4:1 input voltage range, programmable current limit, adjustable output voltage, efficiency up to 90%, and remote On/Off control. It also features a buck-boost converter with integrated MOSFETs, which is used to step-up or step-down the input voltage depending on the load conditions. This makes it an ideal choice for applications where space is at a premium and precise power is needed.

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