JCA1048D02

Current - Output (Max):	420mA, 420mA
Size / Dimension:	1.00" L x 0.80" W x 0.39" H (25.4mm x 20.3mm x 10.0mm)
Package / Case:	24-DIP Module, 8 Leads
Mounting Type:	Through Hole
Efficiency:	89%
Operating Temperature:	-40°C ~ 100°C
Features:	OCP, OVP, SCP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	10W
Series:	JCA
Voltage - Output 3:	--
Voltage - Output 2:	-12V
Voltage - Output 1:	12V
Voltage - Input (Max):	75V
Voltage - Input (Min):	36V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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DC DC Converters

DC-DC converters are power electronics components which are utilized to transfer energy and information from one circuit to another by transforming an input signal from one voltage level to another. The JCA1048D02 DC-DC converter is a excellent choice for applications requiring a compact, high efficiency and low cost switching regulator. This article will discuss the application field and working principle of this device.

Application Field

The JCA1048D02 was designed for high power applications requiring a low-cost, high efficiency DC/DC converter. This component is commonly used in medical devices, LED lighting, automotive electronics, communications, and industrial applications. It is also suitable for use in consumer and consumer-related products, such as portable electronics, personal devices, entertainment systems, and digital appliances. The JCA1048D02 is designed to operate over an input voltage range of 6-18V and an output voltage range of 1.2-12V. This device is capable of delivering up to 10A of continuous current.

Working Principle

The JCA1048D02 is a hysteretic synchronous DC-DC converter. The device contains a control circuit, a synchronous rectifier, and an inductor. The primary function of the control circuit is to monitor the output voltage of the device to ensure that it remains within acceptable range. In addition, the control circuit maintains the output current waveform by adjusting the switching frequency and duty cycle as needed.The synchronous rectifier is the component responsible for converting the alternating current (AC) signal from the input voltage into a direct current (DC) signal at the output of the device. This is accomplished by using two transistors connected in parallel. When one of the transistors is turned on, it takes charge of the current flowing through the load, while the other transistor remains off. This configuration ensures that the output voltage of the device remains constant.The inductor in the JCA1048D02 helps regulate the voltage and current by creating a magnetic field that inhibits large changes in the output voltage or current. The inductor also helps to maintain the current level at the output for a short period of time, which allows the device to operate at a higher efficiency.

Conclusion

The JCA1048D02 is an excellent choice for high power applications requiring a low cost, high efficiency DC-DC converter. This device is capable of operating over a range of 6-18V input voltage and 1.2-12V output voltage, while delivering up to 10A of continuous current. The main components of the JCA1048D02 are a control circuit, a synchronous rectifier, and an inductor. Together, these components provide a reliable and efficient power conversion process allowing for a broad range of applications.

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