PG02S0503A

Voltage - Output 3:	--
Control Features:	Enable, Active Low
Size / Dimension:	0.86" L x 0.36" W x 0.44" H (21.8mm x 9.1mm x 11.2mm)
Package / Case:	8-DIP Module, 7 Leads
Mounting Type:	Through Hole
Efficiency:	70%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, SCP, UVLO
Applications:	Medical
Voltage - Isolation:	1kV
Power (Watts):	2W
Current - Output (Max):	500mA
Series:	PG02S
Voltage - Output 2:	--
Voltage - Output 1:	3.3V
Voltage - Input (Max):	9V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Type:	Isolated Module
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tube

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DC DC Converters
PG02S0503A is a type of DC DC converter that helps to convert a source of direct current or DC supply from one voltage grade to another. This type of DC-DC converter is mainly used in applications that need efficient power conversion and reliable control without compromising the quality of the output. As such, the applications range from telecommunication systems, automotive applications, computers, and more.
The working principle of PG02S0503A DC DC converters is based on the Buck Topology. This topology can be categorized into two switching operation modes, the Continuous Conduction Mode (CCM) and the Discontinuous Conduction Mode (DCM). In CCM, a steady current is always flowing through the inductor hence it does not enter DCM. On the other hand, in DCM mode current periodically goes to zero and the inductor will drop out of conduction after each cycle.
In CCM, the voltage is applied to the winding of the DC DC converter during the switch time, and the current is allowed to flow uninterruptedly. This is achieved by using a transformer with a feedback system that senses the amount of current flowing in the transformer and adjust the gate issue to maintain the proper voltage. In DCM the current gradually decreases as voltage increases, up to a point where the transformer circuit is completely saturated. At this point the current abruptly falls to zero.
The main components of the PG02S0503A DC DC converter include a power transformer, an oscillator, an input filter, an output voltage regulator, a control element and a main power switch. The transformer is responsible for converting the incoming DC voltage to a varying voltage at the output and is usually a Toroidal type. The oscillator is responsible for generating the appropriate frequency for switching. The input filter ensures that the incoming voltage is clean and has no unwanted harmonics. The output voltage regulator is responsible for controlling and regulating the output voltage to the desired levels. The control element is responsible for driving the main power switch, and the main power switch is responsible for controlling the flow of power from the input to the output.
PG02S0503A DC DC converter is suitable for applications with high current, such as PoE (Power over Ethernet) applications for powering radio stations, and microwave communication systems. It is also used to power industrial control systems that require reliable power and reliable control. It can also be used in automotive applications, such as in the charging of the starter battery, conditioning of the electrical system, and powering of the interior lighting system. This type of DC DC converter is also suitable for computer, networking, and telecommunications applications.

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