ISF1215

Current - Output (Max):	33mA, 33mA
Supplier Device Package:	--
Size / Dimension:	0.60" L x 0.30" W x 0.24" H (15.2mm x 7.5mm x 6.0mm)
Package / Case:	10-SMD Module, Gull Wing
Mounting Type:	Surface Mount
Efficiency:	74%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Voltage - Isolation:	1kV
Power (Watts):	10W
Series:	ISF
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	-15V
Voltage - Output 1:	15V
Voltage - Input (Max):	13.2V
Voltage - Input (Min):	10.8V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Active

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DC DC Converters: ISF1215 Application Field and Working Principle

DC to DC converters (DC-DC converters) are power conversion devices, meaning that they are used to convert electrical power from one form to another. Specifically, the DC-DC converter in question, ISF1215, is a chip that can be used to convert a DC input voltage into a regulated DC output voltage at a fixed ratio. The ISF1215 chip is a non-isolated, step-down DC-DC converter which is capable of delivering up to 4 watts of power to a load. This chip has two operating modes - fixed frequency and pulse frequency modulation (PFM). In PFM, the output voltage is regulated by varying the pulse width modulation. The performance of the ISF1215 chip is optimized for low input current ripple and high efficiency. The ISF1215 chip is commonly used in various applications for numerous purposes. It can be used in automotive and renewable energy systems as a solar panel to generate power for chargers and other electronic components. This chip can also be used for power supply applications such as in consumer electronics and portable devices, as well as in industrial systems and other applications. The ISF1215 chip is also well suited for LED lighting applications due to its high efficiency and the low current ripple. It is also suitable for use in safety applications such as industrial systems and medical instrumentation. Additionally, this chip is also featuring a power-saving mode that reduces input current draw as the load is reduced. In terms of working principle, the chip uses pulse width modulation (PWM) control to regulate output voltage. This is achieved by switching an internal MOSFET at a precise frequency according to the load. The ISF1215 chip has a constant frequency mode (up to 7.5 MHz) with a typical switching accuracy of +/- 0.5%. Furthermore, the efficiency of this chip is guaranteed to be in the range of 85-90%. The ISF1215 chip also has several built-in protections against over-voltage, short-circuit, over-temperature and open-circuit conditions. Moreover, the chip also has an adjustable soft start function, which is designed to reduce the switching surge current and the output voltage overshoot. To sum it up, DC DC converters, such as the ISF1215 chip, can be used for a wide variety of applications, such as automotive, renewable energy, consumer electronics, portable device, industrial systems, and LED lighting. The chip has an adjustable constant frequency mode with a typical switching accuracy of +/- 0.5%, and an efficiency of 85-90%. Additionally, the chip also has several built-in protections against over-voltage, short-circuit, over-temperature and open-circuit conditions.

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