BG0702-B04-300-0

Power (Watts):	1.92W
Lifetime @ Temp.:	70000 Hrs @ 25°C
Material - Blade:	Plastic
Material - Frame:	Plastic
Voltage Range:	6 ~ 13.8VDC
Current Rating:	0.160A
Weight:	0.198 lb (89.81g)
Approvals:	CE, CSA, UL
Operating Temperature:	14 ~ 158°F (-10 ~ 70°C)
Ingress Protection:	--
Termination:	2 Wire Leads
RPM:	3000 RPM
Series:	BG
Noise:	39.0 dB
Features:	--
Fan Type:	Blower
Bearing Type:	Ball
Static Pressure:	0.377 in H2O (94.0 Pa)
Air Flow:	7.8 CFM (0.218m³/min)
Width:	25.00mm
Size / Dimension:	Square/Rounded - 75.7mm L x 75.7mm H
Voltage - Rated:	12VDC
Part Status:	Active

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Introduction to DC Fans

DC fans are electronic components that utilize a DC motor to move air. These are the most common and widely used type of fans due to their simplicity and low cost. They are most commonly employed in desktop PCs and other small-scale applications.DC fans employ direct current to generate mechanical force. This force is then used to move air through a fan blade, creating a cooling effect. The force generated is proportional to the amount of current flowing through the motor.

BG0702-B04-300-0 Application Field and Working Principle

The BG0702-B04-300-0 is a DC fan designed for high-power, industrial-grade applications. It is rated for 200W-400W power, and is commonly used in server, medical, or industrial equipment. It has a low-noise fan blade and an integrated temperature control mechanism.The working principle of the BG0702-B04-300-0 is the same as any DC motor. Current is applied to the motor, producing a magnetic field. This magnetic field interacts with the permanent magnet inside the motor, causing it to turn. The fan blade attached to the motor creates airflow.The fan’s speed is proportional to the amount of current applied to it. The fan is designed to allow for precise speed control, enabling it to spin slower and generate less noise when idle, but still be able to spin fast enough to provide adequate cooling.The BG0702-B04-300-0 also includes a temperature control mechanism. This mechanism can detect when the temperature in the area increases, and will adjust the fan speed accordingly to maintain a safe operating temperature.

Conclusion

DC fans are a versatile and low-cost solution for cooling electronic components. The BG0702-B04-300-0 is a high-power, industrial-grade fan designed for demanding applications that require precise control and temperature monitoring. Its working principle is the same as any other DC motor, utilizing current to generate a magnetic field that powers the motor and creates airflow.

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