JTF1548D12

Current - Output (Max):	625mA, 625mA
Control Features:	Enable, Active High
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, 9 Leads
Mounting Type:	Through Hole
Efficiency:	89%
Operating Temperature:	-40°C ~ 105°C
Features:	Remote On/Off, OCP, OVP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.6kV
Power (Watts):	15W
Series:	JTF
Voltage - Output 3:	--
Voltage - Output 2:	-12V
Voltage - Output 1:	12V
Voltage - Input (Max):	75V
Voltage - Input (Min):	18V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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DC DC Converters: JTF1548D12 Application Fields and Working Principles

DC DC converters are electronic components that convert direct current (DC) from one voltage level to another through a process known as Pulse Width Modulation (PWM). The JTF1548D12 is a high efficiency, low output ripple DC DC converter housed in an 8-Pin MSOP package and designed for use in a variety of applications. This document will discuss the application fields and operating principles of the JTF1548D12 DC DC converter.

Application Fields

The JTF1548D12 was designed with a wide range of applications in mind. It is a high efficiency DC DC converter that is ideal for use in data communications, electronic devices, and other applications where high efficiency and small size are desirable. In addition, it is suitable for use in automotive applications due to its wide input voltage range (4.5V to 24V). Furthermore, the JTF1548D12 has been designed for use in many other applications, including industrial motors, battery charging systems, and LED lighting systems. It can also be used in various measurement and monitoring applications. Combining its wide range of applications with its small package size and high efficiency, the JTF1548D12 is an attractive choice for many applications.

Working Principle

The JTF1548D12 converts a DC input voltage to a DC output voltage with a maximum efficiency of up to 95%. It employs a PWM method of operation which allows for the control of output voltage by adjusting the duty cycle. At the start of each pulse, the MOSFETs (Metal Oxide Semiconductor Field-Effect Transistors) are fully on and the power delivered to the output is determined by the on-time. The switching frequency of the JTF1548D12 is adjustable and can be fine-tuned depending on the application. It also has an integrated soft-start feature that prevents inrush spikes from occurring. Additionally, the converter has built-in protection from over temperature, output short-circuits, and input under/over voltage conditions. The JTF1548D12 is designed to have a high power density and is rated with an output power range of 0.3W to 3W. It is capable of operating in temperatures ranging from -40° Celsius to +85° Celsius, making it suitable for many environmental conditions. Furthermore, it is RoHS compliant to save on energy and reduce environmental impact.

Conclusion

The JTF1548D12 is a high efficiency, low output ripple DC DC converter designed for use in a wide variety of applications. It is housed in an 8-Pin MSOP package and employs a PWM method of operation to convert DC input voltages to DC output voltages with a maximum efficiency of up to 95%. The switching frequency is adjustable and the device has an integrated soft-start feature to prevent inrush spikes. It is rated for an output power range of 0.3W to 3W and is capable of operating in temperatures ranging from -40° Celsius to +85° Celsius. Finally, it is a RoHS compliant device, making it an attractive choice for many applications.

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