VWRAT2-D12-D9-SMT-TR

Current - Output (Max):	111mA, 111mA
Size / Dimension:	0.94" L x 0.54" W x 0.30" H (23.9mm x 13.7mm x 7.5mm)
Package / Case:	16-SMD Module, 6 Leads
Mounting Type:	Surface Mount
Efficiency:	78%
Operating Temperature:	-40°C ~ 85°C
Features:	SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	2W
Series:	VWRAT2
Voltage - Output 3:	--
Voltage - Output 2:	-9V
Voltage - Output 1:	9V
Voltage - Input (Max):	18V
Voltage - Input (Min):	9V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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DC DC converters are an important component of modern electrical systems. The VWRAT2-D12-D9-SMT-TR is a type of DC DC converter used in a wide range of applications. In this article, we will look at the VWRAT2-D12-D9-SMT-TR application field and working principle.The VWRAT2-D12-D9-SMT-TR is a two-stage Flyback DC-DC converter. It is a high-efficiency, regulated, and isolated converter designed to offer reliable power output in a compact form factor. It operates over a wide input voltage range, and is ideal for use in applications requiring high-voltage isolation or multiple outputs, such as industrial, automotive and medical systems.The VWRAT2-D12-D9-SMT-TR is capable of providing up to 1.2kW of output power with an efficiency up to 90%. The output voltage is adjustable via an external potentiometer and the input voltage can range between 8 and 500VDC. The converter can also operate in a wide temperature range, from -40℃ to 125℃.The operating principle of the VWRAT2-D12-D9-SMT-TR involves using two stages to transform the input voltage. The first stage is a high-frequency DC-DC converter where the input voltage is stepped down to a lower voltage. This is then fed into the second stage, which uses a transformer to provide isolation and voltage regulation.The high-frequency DC-DC converter uses a variable frequency switching technique to regulate the output voltage and maintain constant output current. In the transformer-based second stage, the output voltage is regulated by controlling the transformer ratio and the duty cycle of the two transistors that drive the transformer. This allows the VWRAT2-D12-D9-SMT-TR to maintain a constant voltage despite changes in the input voltage.The high efficiency of the VWRAT2-D12-D9-SMT-TR makes it ideal for applications that require a high level of reliability and power efficiency. Its wide range of input and output voltage capabilities mean it can be used in a wide variety of applications, such as industrial automation, security systems, battery charging systems, aerospace, and agricultural and medical equipment.In conclusion, the VWRAT2-D12-D9-SMT-TR is a highly efficient DC-DC converter that is capable of providing up to 1.2kW of output power in a wide range of applications. Its two-stage design and variable frequency switching technique allow it to maintain a constant voltage despite changes in the input voltage, while its wide operating range and high efficiency make it an ideal choice for applications that require reliable power and maximum efficiency.

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