IMA0124S09

Current - Output (Max):	111mA
Size / Dimension:	0.77" L x 0.36" W x 0.42" H (19.5mm x 9.2mm x 10.6mm)
Package / Case:	7-SIP Module, 4 Leads
Mounting Type:	Through Hole
Efficiency:	72%
Operating Temperature:	-40°C ~ 75°C
Features:	SCP
Applications:	Medical
Voltage - Isolation:	4kV
Power (Watts):	1W
Series:	IMA01
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	9V
Voltage - Input (Max):	26.4V
Voltage - Input (Min):	21.6V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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DC–DC converters are powerful and much-needed electronic components used to regulate voltage. IMA0124S09 is one such DC–DC converter manufactured by Intersil Corporation and Ulrich Kunz. It is designed to regulate current levels to provide compatibility and easy connection between two separate systems. This application note will explain in detail the application field of the IMA0124S09 DC–DC converter, as well as the working principles of this device.The IMA0124S09 was designed to work in applications where low-power and high-efficiency is a priority. It provides an ideal solution for various uses such as obtaining power from low-voltage sources, like solar panels or low-voltage batteries, and supplying power to high-current consumption systems. Additionally, the IMA0124S09 is perfect for applications where standard linear regulators are not available, like in telecom, industrial, and automotive segment.The IMA0124S09 is built to provide current regulation and isolation from input to output where the input source voltage can range up to 30V and can reduce it down to 5V. There is also a minimum load regulation that needs to be taken into account. This DC–DC converter is also capable of providing reverse polarity protection, over-temperature protection, and over-current protection. It measures only 6.9mm x 6.8mm while providing an efficiency of up to 97%.In terms of its working principle, the IMA0124S09 operates on the process of Buck switching. This method requires an input voltage to be converted into an oscillation across a power switch and then converted back through an output filter. A buck converter uses Pulse-Width Modulation (PWM) to control the output voltage. All of this happens as the switch is opened and closed rapidly, thereby controlling the current according to the input and output filter characteristics. In addition to this, the IMA0124S09 also features a power FET switch that helps not only to reduce the power losses, but also to keep the external components count to a minimum.In conclusion, the IMA0124S09 DC–DC converter manufactured by Intersil and Ulrich Kunz is an ideal solution for low-power and high-efficiency applications. It provides a powerful and yet easy-to-use way to regulate voltage in various applications, such as obtaining power from low-voltage sources, supplying power to high-current consumption systems, and providing reverse polarity protection. Additionally, it operates on the process of Buck switching and features a power FET switch which helps to reduce power losses while keeping external components count to a minimum.

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