UCP225PS12 Power Supplies - External/Internal (Off-Board)

Series:	UCP225
Part Status:	Active
Lead Free Status / RoHS Status:	--
Type:	Open Frame
Moisture Sensitivity Level (MSL):	--
Number of Outputs:	1
Voltage - Input:	85 ~ 264 VAC
Voltage - Output 1:	12V
Voltage - Output 2:	--
Voltage - Output 3:	--
Voltage - Output 4:	--
Current - Output (Max):	12.5A
Power (Watts):	150W (225W Forced Air)
Applications:	ITE (Commercial), Medical
Voltage - Isolation:	4kV
Efficiency:	92%
Operating Temperature:	-40°C ~ 70°C (With Derating)
Features:	Adjustable Output, Load Sharing, PFC, Remote On/Off, Remote Sense, Standby Output, Universal Input
Mounting Type:	Chassis Mount
Size / Dimension:	5.00" L x 3.12" W x 1.18" H (127.0mm x 79.2mm x 29.2mm)
Minimum Load Required:	No
Approvals:	CB, CE

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AC DC Converters

The UCP225PS12 is an AC-DC converter designed to transform input AC energy into DC output power. This converter utilizes a bridge rectifier circuit featuring four silicon controlled rectifiers (SCRs) to bridge the AC input terminals. An integrated buck boost unit is used to further convert the rectified DC into a constant DC power supply output suitable for use in a variety of electrical and electronic applications.The UCP225PS12 is an ideal solution for applications such as commercial lighting, machine controls, industrial automation and consumer electronic applications. This AC-DC converter is capable of efficiently converting AC power into a low voltage DC output, allowing users to use a single source of power for many different applications.How It WorksThe UCP225PS12 converter is designed to operate in three distinct stages. First, the fullwave rectifier stage utilizes four SCRs to bridge the AC input terminals and rectify the incoming AC signal into DC. Next, the buck process reduces the DC voltage to an output level equal to the AC voltage divided by the turns ratio of the transformer used in the rectifier stage. Lastly, the boost stage brings the DC output voltage to the desired target level.The UCP225PS12’s power conversion efficiency is managed by an internal microcontroller which utilizes closed-loop feedback to adjust the switching frequency, duty cycle and pulse width of the buck boost converter to maintain a constant output voltage. The microcontroller also provides a current limit feature to protect the converter from short circuit and overload conditions. Design AdvantagesThe UCP225PS12 AC-DC converter offers a number of design advantages for cost-sensitive applications. The small footprint of the converter is due to the elimination of external components, reducing both cost and overall system complexity. The UCP225PS12 also utilizes a built-in EMI filter to reduce conducted and radiated emissions for increased system compatibility. The converter is rated for maximum thermal performance up to 130°C, allowing the device to be used in a wide range of applications in harsh environments. The integrated microcontroller offers real-time performance monitoring and adjustments, allowing users to optimize the system for maximum performance and reliability. The UCP225PS12 also features an on-board remote ON/OFF control system which allows the user to control the converter remotely or by setting external voltage limits. ConclusionThe UCP225PS12 AC-DC converter is an ideal solution for cost-sensitive applications requiring a reliable power supply. The device is capable of efficiently converting AC input energy into the DC output power required for a variety of settings, making it an attractive option for industrial, commercial and consumer applications. With its flexible design, advanced features and high power efficiency, it is easy to see why the UCP225PS12 AC-DC converter is a popular choice for today’s applications.

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