Q03-12

Series:	XP EMCO - Q
Packaging:	Box
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	High Voltage - Isolated Module
Number of Outputs:	1
Voltage - Input (Min):	0.7V
Voltage - Input (Max):	12V
Voltage - Output 1:	300V
Voltage - Output 2:	--
Voltage - Output 3:	--
Current - Output (Max):	1.667mA
Power (Watts):	500mW
Voltage - Isolation:	500V
Applications:	ITE (Commercial)
Features:	SCP
Operating Temperature:	-25°C ~ 70°C
Efficiency:	--
Mounting Type:	Through Hole
Package / Case:	4-DIP Module
Size / Dimension:	0.50" L x 0.50" W x 0.50" H (12.7mm x 12.7mm x 12.7mm)

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DC-DC converters are electronic devices that convert one dc voltage level to another, with no interruption in the power supply. A DC-DC converter is an electrical power converter that changes the voltage of a direct current (DC) electrical power source, usually a battery, to a different voltage level. It is used whenever different electrical loads require power from different voltage sources. A number of different types of DC-DC converters exist, with the "buck" type being the most popular for most applications.Q03-12 series DC-DC converters are a type of isolated DC-DC converter, with wide input voltage range, high power density and stable performance. It also has features such as high efficiency, long hold time, and adjustable output voltage and current. This series of DC-DC converter can provide input and output voltage range of2.7-36V and be applied in large power equipment and industrial equipment. The Q03-12 series of DC-DC converters uses a synchronous rectification design, which saves a large amount of power compared to non-adaptive designs. According to the width of the input voltage range, the core circuit structure of the converter is composed of voltage boost circuit, buck circuit and soft start circuit, etc., in which the main control element is a MOSFET transistor. The main components of the core circuit of the Q03-12 series of DC-DC converters include switch tube, rectifying element, snubber circuit, filter circuit and control circuit.Basically, when a dc voltage is input to a DC-DC converter, the switches convert it into an alternating current. The rectifier then converts the alternating current back into a dc voltage of the desired level. This allows the output to be properly regulated at all times. In the case of the Q03-12 series of converters, the synchronous rectification design further improves efficiency by providing high Voltage and current conversion. The Soft start circuit controls the output voltage to ensure that it does not exceed the set benefits, preventing any unnecessary power loss.The filter circuit in Q03-12 series of DC-DC converters filters out high-frequency noise and maintains output voltage stability. The snubber circuit can protect the switch tube and rectifier from the high-frequency current generated by itself when it is switched on and off, and prevent current from flowing back during the switching process, thus ensuring the safe operation of the circuit. The control circuit mainly determines the parameters of the core circuit, including the cycle-by-cycle current limiting, internal compensation and so on. In conclusion, the Q03-12 series of DC-DC converters are designed to provide stable, efficient conversion for a variety of applications. With its wide input voltage range and adjustable output voltage, it can be used in a wide range of applications. Its synchronous rectification design increases efficiency and reduces power loss, while its other components make sure that the output is properly regulated and the circuit is safely operated.

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