XRP7657EVB

Series:	--
Part Status:	Obsolete
Main Purpose:	DC/DC, Step Down
Outputs and Type:	1, Non-Isolated
Voltage - Output:	0.8 V ~ 21 V
Current - Output:	2A
Voltage - Input:	4.75 V ~ 25 V
Regulator Topology:	Buck
Frequency - Switching:	420kHz
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	XRP7657

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The XRP7657EVB is an evaluation board that belongs to the family of DC/DC and AC/DC (Off-Line) SMPS. It is a complete development platform used to evaluate, prototype and debug DC/DC and AC/DC power supplies. It is an ideal tool for users designing isolated DC/DC and AC/DC power supplies.The XRP7657EVB evaluation board is based on a half-bridge full-bridge topology with an integrated pulse-width modulation (PWM) controller. The XRP7657EVB evaluation board includes a complete DC/DC and AC/DC power stage, control loop, and other components necessary to evaluate the performance of the device. It operates over a wide input voltage range and can support either a step-down (buck) or a step-up (boost) power conversion. Output power is selectable using a jumper configuration.The XRP7657EVB evaluation board is equipped with high-efficiency synchronous rectification control MOSFETs, which limits power losses and helps to reduce power dissipation. Other features include output voltage/current programming via external resistive sensing and input voltage/current balancing, which controls the current levels in the parallel power transistors.The XRP7657EVB evaluation board also includes an auxiliary power supply for 5V/1A. It is used for the power supply to the digital control loop. The evaluation board is also capable of providing single-pulse digital input that can be used to control the power stage.In terms of performance, the XRP7657EVB evaluation board offers high efficiency, good line/load regulation, low ripple/noise, and a wide operating temperature range. It is a low-cost and robust tool for power system designers.The XRP7657EVB evaluation board is easy to use and configure for a variety of applications. The evaluation board offers an application and user-programmable environment for evaluation and development of DTST solutions. The board resources permit multi-operating modes, featuring high-efficiency, wide input voltage and output current operation. The evaluation board includes an on-board PCB populated with necessary components and includes an isolated power supply with SMPS Control. It includes a 32-Bit RISC-based processor, for control of the various conditions in the power system.In conclusion, the XRP7657EVB is a user-friendly product that offers high performance and steady operation under varying environmental conditions. Its many features and robust design make it an ideal tool for developing DC/DC and AC/DC power supplies.

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