VFSD1-S24-S3.3-SIP

Current - Output (Max):	300mA
Size / Dimension:	0.77" L x 0.24" W x 0.39" H (19.6mm x 6.0mm x 10.0mm)
Package / Case:	7-SIP Module, 4 Leads
Mounting Type:	Through Hole
Efficiency:	73%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	1W
Series:	VFSD1-SIP
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	3.3V
Voltage - Input (Max):	26.4V
Voltage - Input (Min):	21.6V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Obsolete
Packaging:	--

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DC-DC Converters: VFSD1-S24-S3.3-SIP Application Field and Working Principle

DC-DC converters are widely used in electronic products, and provide power conversion between different voltages. In the application field of DC-DC converters, VFSD1-S24-S3.3-SIP is one of the most commonly used products. This article will discuss the application field and working principle of VFSD1-S24-S3.3-SIP.

Application Field of VFSD1-S24-S3.3-SIP

VFSD1-S24-S3.3-SIP is a type of DC-DC converter used in the application field of small size and low power applications. It is used in areas such as computers, communications, consumer electronics products, automotive, LED lighting and industrial control.The VFSD1-S24-S3.3-SIP is a high-efficiency, low-cost, small size and low power DC-DC converter. It operates reliably with wide input voltage range using either synchronization or PWM mode. It can convert high input voltage range (up to 35V) at a high efficiency. This makes it suitable for applications that require low power consumption, such as consumer electronics. The VFSD1-S24-S3.3-SIP also has low output voltage ripple and fast transient response, making it suitable for use in voltage sensitive applications such as LED lights.

Working Principle of VFSD1-S24-S3.3-SIP

The VFSD1-S24-S3.3-SIP uses a synchronous switching strategy, which improves efficiency by eliminating the losses associated with diode rectification. The converter consists of a power stage which converts the voltage from the input to the output voltage, and a control circuitry connected to the power stage.The power stage consists of an input inductor, a high-side and a low-side MOSFET, an output capacitor, and an internal control circuit. The input inductor acts like a temporary energy storage device, smoothing the voltage coming from the input and sending it to the MOSFETs. The MOSFETs act as switches, and when they are in the "on" state, they allow current to flow from the input to the output. As the MOSFETs switch back and forth at high frequency, they allow the output voltage to be regulated at a discrete level.The control circuitry consists of a voltage error amplifier and a controller. The error amplifier receives the output voltage feedback, compares it with an internal reference voltage, and generates an error signal. The controller then uses the error signal to control the MOSFETs and adjust the output voltage.

Conclusion

In conclusion, the VFSD1-S24-S3.3-SIP is a type of DC-DC Converter optimized for small size and low power applications. It has a high efficiency and low output voltage ripple due to its synchronous switching strategy. The VFSD1-S24-S3.3-SIP is suitable for applications that require low power consumption such as consumer electronics, LED lighting, and automotive electronics.

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