Current - Output (Max):	2A
Control Features:	Enable, Active High
Size / Dimension:	0.70" L x 0.31" W x 0.65" H (17.8mm x 7.9mm x 16.5mm)
Package / Case:	5-SIP Module
Mounting Type:	Through Hole
Efficiency:	89%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, OCP, SCP, UVLO
Applications:	ITE (Commercial)
Power (Watts):	10W
Series:	VRAH-02A
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	5V
Voltage - Input (Max):	13.2V
Voltage - Input (Min):	10.8V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tube

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DC DC Converters

DC-DC converters are electronic devices that are used to convert an incoming DC voltage into a lower or higher DC voltage. The VRAH-02A5000 is one such device, and it is used for a variety of applications. This article will discuss the application field of the VRAH-02A5000 and the working principles of DC-DC converters in general.

Application Field of the VRAH-02A5000

The VRAH-02A5000 is a high-efficiency, regulated DC-DC converter designed for industrial applications. Its main application is in the field of on-board vehicle electronics and battery charging, where its impressive efficiency, high temperature range, and ultra-low quiescent current result in long battery life and consistent performance across the entire range of automotive voltages. Other applications of the VRAH-02A5000 include solar energy, CCTV, optical communication systems, 12V and 24V applications, and oscilloscope systems.

Working Principle of DC-DC Converters

DC-DC converters are based on the principle of transformation of electrical energy. This process involves the conversion of electrical energy from one form to another such as DC to AC or AC to DC.The working of a DC-DC converter involves three main steps:

• Input Stage: In the input stage, the incoming DC voltage is converted into an AC voltage using an induction coil and then rectified with a diode bridge. The input voltage is then filtered and adjusted by a voltage regulator.
• Control Stage: In the control stage, the voltage is controlled by the integrated circuit (IC) chip. The IC chip acts as a switch which allows the voltage to be switched between different values according to the input voltage.
• Output Stage: In the output stage, the adjusted voltage is converted back to DC by means of a capacitor and an inductor. This DC voltage is then sent to the output port.

The entire process is done in a closed-loop system with the help of a control IC which is programmed to monitor the input and output voltages and adjust them accordingly. The final output voltage can be adjusted using a potentiometer.

Conclusion

The VRAH-02A5000 is a highly efficient and reliable DC-DC converter designed for a variety of applications. It is based on the principles of transformation of electrical energy and consists of three main stages, the input stage, the control stage, and the output stage. The VRAH-02A5000 is ideal for use in on-board vehicle electronics and battery charging, solar energy, CCTV, optical communication systems, 12V and 24V applications, and oscilloscope systems.

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