JCB0348D15

Current - Output (Max):	100mA, 100mA
Size / Dimension:	1.25" L x 0.80" W x 0.40" H (31.8mm x 20.3mm x 10.2mm)
Package / Case:	24-DIP Module, 14 Leads
Mounting Type:	Through Hole
Efficiency:	80%
Operating Temperature:	-40°C ~ 100°C
Features:	OCP, OVP, SCP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	3W
Series:	JCB
Voltage - Output 3:	--
Voltage - Output 2:	-15V
Voltage - Output 1:	15V
Voltage - Input (Max):	72V
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 electrical circuits used to convert a DC voltage into another voltage, usually higher or lower, depending on the application. A JCB0348D15 DC converter is an efficient, cost-effective, highly reliable power conversion solution, designed for high-power applications.

Application Field

The most common application of JCB0348D15 is in automotive, industrial, medical, aerospace and communications fields. In the automotive industry, it is used to convert low DC voltages into higher DC voltages, used to operate the equipment and accessories in the vehicles. It is also widely used in industrial and medical applications for powering portable and stationary equipment. For instance, industry inverters and medical equipment use the converter\'s output for efficient energy conversion. In aerospace and communications, JCB0348D15 is commonly used to provide reliable power supply for controlling and monitoring energy and communications systems.

Working Principle

The JCB0348D15 DC converter follows a buck-type topology which allow it to efficiently convert a high output voltage with low input current. The device uses a pair of high-side MOSFETs and two low-side synchronous MOSFETs to step-down the input voltage and produce the desired output voltage. The two low-side MOSFETs are connected in series and the high-side MOSFETs in parallel to create the necessary step-down effect.The converter uses a control circuit which reduces the amount of switch OFF time for the low-side switch and increases the switching frequency with increased load. This achieves a higher overall efficiency but also requires improved current control capabilities for the MOSFETs. The control circuit also ensures that the device maintains fast and accurate response to line and load variations in order to maintain the output voltage steady when the input voltage changes.Additional features of the JCB0348D15 converter are its internal temperature protection, under-voltage lockout and overvoltage protection. The protection features ensure the device is safe and reliable for use in various applications.Overall, JCB0348D15 is an excellent and cost-effective DC-DC converter which can be used in a variety of applications such as automotive, industrial, medical, aerospace and communications. Its efficient and reliable power conversion topology and protection features make it a popular choice for those looking to switch to higher or lower DC voltages.

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