R-78T3.3-1.0/AL-R

Current - Output (Max):	1A
Control Features:	--
Size / Dimension:	0.98" L x 0.91" W x 0.39" H (25.0mm x 23.0mm x 10.0mm)
Package / Case:	5-SMD Module, 3 Leads
Mounting Type:	Surface Mount
Efficiency:	88%
Operating Temperature:	-40°C ~ 85°C
Features:	SCP
Applications:	ITE (Commercial)
Power (Watts):	3W
Series:	INNOLINE R-78T-1.0
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	3.3V
Voltage - Input (Max):	42V
Voltage - Input (Min):	7V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

DC/DC converters, also known as “DC to DC converters” or “DC/DC regulators”, are power electronic devices used to convert one form of electrical energy, usually a direct current, to another form with the goal of maintaining a certain desired output voltage. Most DC/DC converters used today are highly efficient, cost-effective forms of charge or power conversion, and are popular for use in a wide variety of applications such as consumer electronics, industrial electronics, telecommunications and so on. In this section, we’ll take a look at one specific instance of DC/DC converters – the R-78T3.3-1.0/AL-R – and discuss its application field and working principle.The R-78T3.3-1.0/AL-R is a highly efficient Step-Down DC/DC converter designed to provide 3.3V at a high current from a 12V to 24V input voltage range. The converter is suitable for applications such as automotive electronics, communication systems, computers, and telecommunication devices. With a maximum output current of 1A, the R-78T3.3-1.0/AL-R offers a number of features that make it an ideal choice for such applications.The R-78T3.3-1.0/AL-R is based on a switching power converter topology, in which a transition or "switching" of the output voltage occurs at regular intervals. During each switching interval, the output voltage experiences a change in both direction and magnitude, with the magnitude determined by the components used in the converter. As the output voltage transitions from one value to another, power is being transferred between the output and the input, which effectively allows the converter to convert the input voltage to a desired output voltage. In the case of the R-78T3.3-1.0/AL-R converter, the output voltage is regulated to 3.3V, regardless of any changes in the input voltage. This is made possible by the components used in the design, which includes a low-side driver MOSFET, a small ceramic inductor, an output range control, an ultra-low on-resistance MOSFET, and a 0.5A LDO regulator.In terms of performance, the R-78T3.3-1.0/AL-R converter is capable of achieving up to 97% efficiency. This is a significant improvement over the more traditional linear regulators, which are typically much less efficient (typically around 65-75%). Furthermore, the R-78T3.3-1.0/AL-R converter also offers low EMI and RFI noise, as well as a wide operating temperature range (from -40 to +85℃). This makes the converter ideal for use in hostile environments, such as in automotive, communications, industrial, and telecommunications applications.In conclusion, the R-78T3.3-1.0/AL-R is a highly efficient DC/DC step-down converter that offers excellent performance in a variety of applications. With its high efficiency, low EMI/RFI noise, and wide temperature range, the R-78T3.3-1.0/AL-R is an ideal choice for applications that require a reliable, efficient, and cost-effective power source.

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