PSC5A12-9IRG

Voltage - Output 4:	--
Approvals:	cCSAus, CE
Size / Dimension:	5.94" L x 1.27" W x 3.46" H (151.0mm x 32.2mm x 88.0mm)
Mounting Type:	Chassis Mount
Operating Temperature:	-40°C ~ 71°C
Efficiency:	85.5%
Applications:	ITE (Commercial), Railway
Power (Watts):	61W
Current - Output (Max):	12A
Series:	Melcher PSC
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	5.1V
Number of Outputs:	1
Voltage - Input (Max):	40V
Voltage - Input (Min):	7V
Type:	Enclosed, Conformal Coated
Part Status:	Active

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Introduction

DC-DC Converters are power supplies designed to convert DC power from one voltage level to another. The PSC5A12-9IRG is one such DC-DC converter. It is a high efficiency, mounted device with low power loss and low reflected voltage noise. In this article, we\'ll look at the application field of the PSC5A12-9IRG, as well as its working principle.

Application Field

The PSC5A12-9IRG is primarily used in applications where a very small DC-DC converter is required. It can be used in a variety of applications, including automotive, industrial, medical, military, power tools, and robotics. It is especially useful in applications where space is an issue, as it is very compact and cost effective. Additionally, this device is suitable for applications with low operating temperatures, as it is tolerant to high input voltage transients and has superior low temperature performance. It can also support wide input voltage ranges (9 to 40V), and operates at full power up to 65°C.

Working Principle

The PSC5A12-9IRG works in two main stages: a rectifier stage and an inverter stage. In the rectifier stage, the input is rectified to produce a DC voltage. This voltage is then regulated in the anode to cathode turn-on and turn-off cycles, with a PWM signal applied from the device pulse control module. The PWM signal is used to control the switching frequency and the duty cycle of the rectifier, resulting in a regulated DC output voltage. The second stage is the inverter stage. This works by taking the output from the first stage and transforming it up or down to a different voltage level. The regulated DC output is then inverted symbolically, resulting in an AC output voltage. This is then converted back to DC via a diode bridge rectifier for a regulated DC output.

Conclusion

The PSC5A12-9IRG is a small and efficient DC-DC converter. It is suitable for use in applications where space is limited, as well as applications with low operating temperature requirements. The device works via two stages: a rectifier stage and an inverter stage. The rectifier stage controls the switching frequency and duty cycle of the rectifier, and the inverter stage converts the output to a different voltage level. This makes the PSC5A12-9IRG an ideal choice for a variety of applications, including automotive, industrial, medical, military, power tools, and robotics.

References

1. Datasheet for PSC5A12-9IRG. (2019). PICMG® AdvancedTCA® Power Supplies. Retrieved from https://pscomps.com/pics/PSC5A12-9IRG-Datasheet-09.pdf2. Yoon, H. (2019, April 28). DC-DC Converter. Retrieved from https://www.diodes.com/appnotes/an/DC-DC-Converter-AN.htm

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