DP2660-9R

Voltage - Output 3:	--
Approvals:	CE, CSA, EN, IEC, TUV, UL
Size / Dimension:	6.73" L x 4.37" W x 0.78" H (171.0mm x 111.0mm x 19.8mm)
Mounting Type:	Chassis Mount
Operating Temperature:	-40°C ~ 71°C
Efficiency:	88.5%
Applications:	ITE (Commercial), Railway
Power (Watts):	192W
Current - Output (Max):	4A, 4A
Voltage - Output 4:	--
Series:	Melcher P
Voltage - Output 2:	24V
Voltage - Output 1:	24V
Number of Outputs:	2
Voltage - Input (Max):	100.8V
Voltage - Input (Min):	40V
Type:	Isolated, Conformal Coated
Part Status:	Active
Packaging:	--

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DC DC Converters

DC-DC converters are power converters which convert fixed dc input values to a controlled, regulated dc output. In most cases, the process of converting an input dc voltage to an output dc voltage involves changing the form of energy from electrical to magnetic. The process of converting voltage/power from one level to another is accomplished by a combination of magnetic components, such as inductors and transformers combined with active and/or passive components, such as transistors and capacitors.One of the most popular DC-DC converters is the DP2660-9R. This device is often used to power devices requiring high-voltage and/or high-current applications. It is a switching voltage regulator with an internal fly-back transformer. It is a single-stage, three-terminal, 8-pin, 9-pin, 10-pin, 12-pin, and 12-lead device.The DP2660-9R uses pulse-width modulation (PWM) technology to convert the input power to a desired output voltage. PWM is a method of controlling the output power of DC-DC converters by changing the pulse width of the switches to maintain the output voltage at the pre-set level. This way, the device can modulate the output power to match the level required to power the powered devices. The main components of the DP2660-9R are the flyback primary inductor, the secondary inductor, the power transistors, the driver circuitry, the control circuitry and the feedback network. The primary inductor stores the energy and works as the isolation transformer for the circuit. The secondary inductor works as the load coil, connected in series with the primary inductor. The power transistors operate in tandem, with one active while the other is in standby mode. The transistor\'s operating frequency is determined by the cycle time of the feedback network.The driver circuitry is responsible for controlling the power transistors to turn them on and off as per the PWM cycle. The control circuitry is responsible for setting the voltage level of the output according to the input voltage. And lastly, the feedback network controls the current pulses to ensure that the output voltage remains stable across all load conditions.The most common application of the DP2660-9R is in electric vehicle chargers where a high-voltage, high-current output is required. It can also be used for applications such as LED lighting, telecom power supplies, power-over-Ethernet converters and more.Due to its high-voltage and high-current capability, the DP2660-9R is a great device for applications which require a reliable and precise output voltage. With its low EMI and low noise characteristics, this converter is an efficient and reliable power source. The device also features a variety of protection features, such as output short circuit protection and over-temperature protection, making it a reliable and safe power source for a wide variety of applications.

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