REC3-123.3SRW/H2/A/SMD-R

Series:	ECONOLINE REC3-SRW
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Isolated Module
Number of Outputs:	1
Voltage - Input (Min):	9V
Voltage - Input (Max):	18V
Voltage - Output 1:	3.3V
Voltage - Output 2:	--
Voltage - Output 3:	--
Current - Output (Max):	900mA
Power (Watts):	3W
Voltage - Isolation:	2kV
Applications:	ITE (Commercial)
Features:	SCP
Operating Temperature:	-40°C ~ 85°C
Efficiency:	76%
Mounting Type:	Surface Mount
Package / Case:	24-SMD Module, 18 Leads
Size / Dimension:	1.26" L x 0.78" W x 0.44" H (32.0mm x 19.9mm x 11.2mm)

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DC DC Converters are used in many different electronic systems to convert direct current from one source into diffferent voltage levels for output. The value of DC DC converters lies in their ability to regulate the voltage levels outputted, allowing for efficient power management and high power quality. A typical application of a DC DC converter is the REC3-123.3SRW/H2/A/SMD-R, which is designed to handle up to 10 A of power.

The REC3-123.3SRW/H2/A/SMD-R is an isolated buck-boost regulator, meaning it can provide regulated outputs for both input voltages higher and lower than the output voltage. It is equipped with a wide input voltage range, adjustable output voltage and excellent efficiency levels. This makes the REC3-123.3SRW/H2/A/SMD-R ideal for applications that require high power management and excellent power quality.

The working principle of the REC3-123.3SRW/H2/A/SMD-R is relatively simple. The DC input is fed into a bridge rectifier, which converts the input current to direct current. The dc output of the bridge rectifier is then fed into an inductor, which stores electrical energy by allowing the current to flow through it. The inductor is connected to a switch, which is controlled by a Pulse Width Modulation (PWM) voltage regulator to control the output voltage. When the switch is open, the current in the inductor will increase, and when the switch is closed, the current will decrease.

The Pulse Width Modulation voltage regulator is the key to the DC DC converter’s ability to adjust and regulate the output voltage. The regulator works by monitoring the output voltage and adjusting the pulse width of the PWM signal, which in turn controls the switch. When the output voltage is below the desired value, the PWM signal is lengthened, allowing more current to flow through the inductor, and thus raising the output voltage. When the output voltage is greater than the desired value, the PWM signal is shortened, decreasing the amount of current passing through the inductor, and thus lowering the output voltage.

The REC3-123.3SRW/H2/A/SMD-R is ideal for applications that require a wide range of input voltage and the ability to provide a regulated output. Its wide input voltage range allows it to be used with a variety of input sources, such as batteries, solar, 48-volt power, or other dc power sources. In addition, its adjustable output voltage feature makes it easy to configure the output for different applications. Lastly, its efficiency level and minimal ripple make it suitable for high power management and power quality requirements. The REC3-123.3SRW/H2/A/SMD-R is therefore an ideal choice for a variety of DC input and regulated output applications.

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