TVN 3-0915

Current - Output (Max):	125mA
Supplier Device Package:	--
Size / Dimension:	0.86" L x 0.38" W x 0.44" H (21.8mm x 9.6mm x 11.2mm)
Package / Case:	8-SIP Module, 7 Leads
Mounting Type:	Through Hole
Efficiency:	82%
Operating Temperature:	-40°C ~ 90°C (With Derating)
Features:	Remote On/Off, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.6kV
Power (Watts):	3W
Series:	TVN 3
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	24V
Voltage - Input (Max):	13.2V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active

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DC DC Converters - TVN 3-0915 Application Field and Working Principle

DC-DC converters (also known as \'buck converters\') are a type of electronic device used to convert a direct current (DC) voltage from one level to another. These converters are mainly used in vehicle propulsion systems, electrical motor drives, computer servers and other automotive applications. This article will discuss the application field and working principle of the TVN 3-0915 DC-DC converter.The TVN 3-0915 is a step-down DC-DC converter, typically used for motion control and motor drive applications. It features a simple architecture and highly integrated design, with a wide input voltage range of 9-16V. The converter is very efficient, offering conversion ratios up to 99%. It also has a low no-load power consumption of less than 1W.The DC-DC converter consists of two main components: the control circuit and the power electronics circuit. The control circuit is responsible for the regulation of the output voltage. It typically consists of a voltage feedback loop, which uses a current feedback signal from the power electronics circuit to determine the required output voltage. This ensures that the output voltage remains constant, even when the load changes.The power electronics circuit is responsible for the actual voltage transformation and power transfer. It typically consists of a power switch, an inductor and a capacitor. The power switch is driven by the control circuit, and it passes current through the inductor. This action creates a magnetic field that stores energy as u(L) = 0.5*LI2, where L is the inductance and I is the current. This energy is then released into the output capacitor, which is used to provide smooth and steady output voltage.The DC-DC converter also features a range of protection features which help to prevent damage due to excessive input voltage, overload or over-temperature. These features include over-current shutdown, over-voltage shutdown, thermal shutdown and short-circuit protection.The TVN 3-0915 DC-DC converter is a highly efficient, compact and cost-effective power solution. It is ideal for applications where a wide input voltage range and a high degree of conversion efficiency are required.In conclusion, the TVN 3-0915 DC-DC converter is an ideal choice for motion control and motor drive applications. It features a highly integrated design, a wide input voltage range, high conversion efficiency and a range of protection features. The device is cost-effective and easy to implement, making it suitable for a wide range of applications.

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