RAC03-09SA

Power (Watts):	3W
Weight:	0.057 lb (25.85g)
Approvals:	--
Load Regulation:	±2%
Line Regulation:	±2%
Size / Dimension:	1.38" L x 0.71" W x 0.87" H (35.0mm x 18.0mm x 22.0mm)
Package / Case:	4-SIP Module
Mounting Type:	Through Hole
Efficiency:	76%
Operating Temperature:	-40°C ~ 85°C (With Derating)
Features:	OCP, OVP, SCP
Applications:	ITE (Commercial)
Series:	POWERLINE RAC03-A
Current - Output (Max):	333mA
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	9V
Voltage - Input:	90 ~ 264 VAC
Number of Outputs:	1
Moisture Sensitivity Level (MSL):	--
Type:	Enclosed
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete

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AC DC Converters: RAC03-09SA application field and working principle

AC/DC converters, also called switching power converters, are widely used as components in many power electronic applications due to their advantages such as compact size, high efficiency, good controllability, and extended life. One such converter is the RAC03-09SA, which is used in a variety of applications. In this article, we will examine the applications of the RAC03-09SA and its working principle.

Applications of RAC03-09SA

The RAC03-09SA is a 3-phase, 0.5 to 380 amp input, 9-output AC/DC converter. It has a wide input voltage range (90-264VAC, sinusoidal or modified sine wave) and a powerful output current capability. It is suitable for many systems such as building control systems, industrial automation systems, automotive applications, motor control applications, and renewable energy systems.The RAC03-09SA has some advantages over other AC/DC converters. Its wide input voltage range allows it to be used in many different locations, including high-voltage locations, and its high output current capability makes it suitable for driving heavy loads. Its high efficiency minimizes power loss in the system, and its compact size allows it to be used in areas where space is a premium.

Working Principle of RAC03-09SA

The RAC03-09SA is a linear type AC/DC converter that uses a switching device to produce a regulated and adjustable DC voltage. The switching device can be either a TRIAC, SCR, MOSFET, or IGBT. The input voltage is converted to a smooth DC voltage using the linear regulator.The basic working principle of the linear type AC/DC converter is to constantly monitor the DC voltage and adjust its output to maintain a constant voltage. It does this by switching the converted voltage in such a way that the output voltage is constant irrespective of input voltage variations. When the input voltage begins to decrease, the converter increases the output power by switching on the switch at a higher frequency. Similarly, when the input voltage is high, the output power is decreased by switching on the switch at a lower frequency.The RAC03-09SA has a built-in protection circuit that is designed to provide protection against short-circuits, over-voltage, over-current, and over-temperature conditions, thus ensuring reliable operation and long life.

Conclusion

The RAC03-09SA is a linear type AC/DC converter that is suitable for many applications due to its wide input voltage range, high output current capability, high efficiency, and compact size. It has a built-in protection circuit for additional reliability and extended life. The working principle of the RAC03-09SA involves constantly monitoring the DC voltage and adjusting the output voltage so that it remains constant despite input voltage variations.

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