2954992

Current - Output (Max):	1A
Approvals:	--
Minimum Load Required:	--
Size / Dimension:	2.95" L x 1.77" W x 3.39" H (75.0mm x 45.0mm x 86.0mm)
Mounting Type:	Chassis Mount
Features:	DC Input Capable, IP20
Operating Temperature:	0°C ~ 55°C (With Derating)
Efficiency:	--
Applications:	ITE (Commercial)
Power (Watts):	15W
Series:	EMG 45
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	15V
Voltage - Input:	18 ~ 23 VAC
Number of Outputs:	1
Type:	Enclosed
Part Status:	Active

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AC DC Converters

2954992 Application Field and Working Principle

AC-DC converters are electrical circuits or components that have the capability to convert AC power into DC power. These are widely used in various applications owing to their high efficiency and reliability. The most common form of AC converter accepted worldwide is as an AC-DC bridge rectifier, which has two diodes connected in the circuit for rectifying the incoming AC voltage and supplying the necessary DC power supply.The working principle of AC-DC converter is quite simple. The incoming alternating current (AC) is supplied to a pair of diodes, which form a bridge rectifier. The diodes are used to convert the sinusoidal AC signal into a unidirectional current. As the diode conducts in only one direction, the negative and positive cycles of the AC signal pass through it in turn, resulting in a pulsating DC current which is then smoothened out by a capacitor connected across its output.These AC-DC converters are useful in numerous applications such as motor drives, UPS systems, power supplies, battery chargers and mobile phone chargers. The AC-DC converter works by first converting the incoming AC power into a unidirectional current, and then smoothening it further with a capacitor. This makes the converter ideal for use in applications where stable and reliable DC power is required.Apart from the bridge rectifiers, other types of AC-DC converters are also available. These include buck converters, boost converters, flyback converters and switching regulators. Buck converters are used for regulating the voltage or current of the device by converting a higher voltage to a lower voltage, while boost converters are used for boosting the voltage level. Flyback converters are widely used in low-power applications, as they are capable of converting input voltages as low as 5V to as high as 170V. Finally, switching regulators are used in high-power applications as they can maintain a constant output voltage even when the input voltage is constantly varying.In conclusion, AC-DC converters are widely used in numerous applications for their efficient and reliable functionality. It is important to choose the appropriate type of converter depending on the application, as different types of converters work in different ways and offer different features.

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