QFWB-30-12-US01

Polarization:	Positive Center
Weight:	0.232 lb (105.23g)
Cord Length:	59" (1.50m)
Input Connector:	NEMA 1-15P
Approvals:	cULus
Size / Dimension:	2.81" L x 1.70" W x 1.13" H (71.3mm x 43.3mm x 28.8mm)
Output Connector:	Barrel Plug, 2.1mm I.D. x 5.5mm O.D. x 11.0mm
Operating Temperature:	0°C ~ 40°C
Efficiency:	Level VI
Applications:	ITE (Commercial)
Series:	QFWB-30
No Load Power Consumption:	100mW (Max)
Power (Watts):	30W
Current - Output (Max):	2.5A
Voltage - Output:	12V
Voltage - Input:	100 ~ 240 VAC
Input Type:	Fixed Blade
Form:	Wall Mount
Region Utilized:	North America
Part Status:	Active

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## AC DC Desktop, Wall AdaptersThe QFWB-30-12-US01 is an AC/DC desktop, wall adapter that is used as a power source for electronic equipment. This unit provides a regulated DC output voltage at up to 30W of power-conversion capacity. It has an overload current protection, short-circuit protection, overvoltage protection, and overheat protection.The QFWB-30-12-US01 is a switching-mode power supply (SMPS) that converts AC power from the wall outlet or other source into DC power that can be used to operate digital and other electronics. It uses pulse width modulation (PWM) and other techniques to efficiently convert power and provide a consistent, high-quality output voltage. It is also well-suited for medical applications where significant isolation and low-leakage current is required.The input of the QFWB-30-12-US01 is an AC voltage from 80-264V that is rectified and filtered to ensure that clean DC power is supplied to the transformer. The AC voltage is converted to a DC voltage, while the voltage regulation is performed by the feedback circuit. The output current capacity of the device is determined by the size of the transformer and the type of components used.The output of the QFWB-30-12-US01 is a DC voltage ranging from 3V up to 30V. The output voltage is adjustable and can be varied within this range by means of the loading switch on the side of the device. The output power of the unit is set by the size of the transformer and other components used.The QFWB-30-12-US01 also has an overload current protection system designed to prevent over-current, and this is achieved by controlling the output voltage in response to the variation in the current draw. It is also designed to short-circuit and overvoltage protection, and this is done by the use of a zener diode. Moreover, the overheat protection system shuts down the device if the internal temperature reaches a certain level.The QFWB-30-12-US01 is ideal for powering a variety of electronics, including medical equipment such as oxygen concentrators, monitors, computers, and communications equipment. Its efficiency, reliability, and safety features make it an ideal choice for electronic applications. It is also perfect for use in environments where safety is paramount, such as hospital, schools, and nursing homes.

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