ISL6406EVAL3

Series:	--
Part Status:	Last Time Buy
Main Purpose:	DC/DC, Step Down
Outputs and Type:	1, Non-Isolated
Voltage - Output:	2.5V
Current - Output:	5A
Voltage - Input:	3 V ~ 3.6 V
Regulator Topology:	Buck
Frequency - Switching:	300kHz
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	ISL6406, ISL6426

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• Overview

The ISL6406EVAL3 is an evaluation board designed to check the performance of the ISL6406A, a synchronous buck converter controller and protection IC. The board contains the necessary integral components, circuits, and power conditioners to provide a complete evaluation platform for the controller IC. It can evaluate the performance and features of the IC in a wide range of power supply applications, including the typical applications for the ISL6406A, like DC/DC and AC/DC offline SMPS designs.

• Application Field

The ISL6406A is designed to meet the requirements of the power systems that use both isolated and non-isolated power topologies. These power topologies include step-down, step-up, and AC-DC to DC-DC conversion. This controller IC is designed for DC/DC and AC/DC off-line SMPS designs and can be used in applications such as automotive electronics, notebook computers, battery charging systems, monitor power supplies, and other consumer and industrial systems.

• Working Principle

The ISL6406A integrates a main regulator and an external gate driver into one package. The main regulator is the heart of the controller, controlling the voltage loop by generating a signal based on an internal voltage reference, clock oscillator, and an input from external feedback or a remote sense voltage. The external gate driver is driven by a totem-pole output stage that provides an optimized gate pulse to the power MOSFETs for the DC/DC converter. The integrated protection features of the regulator, such as overcurrent (OCP), overvoltage (OVP), and undervoltage (UVP) protect the system from any potential faults or overloading. In addition, the external oscillator of the ISL6406A enables users to set the switching frequency of the converter according to their own needs. The ISL6406A also supports standby and shutdown functions to ensure power saving. The typical scheduling involves controlling the output frequency and duty cycle, enabling standby mode when the input voltage is low and allowing the regulator to operate in shutdown mode when there is no load.The main purpose of the ISL6406EVAL3 evaluation board is to measure the performance of the ISL6406A controller IC, optimize it for a specific power applications, and identify any potential problems. The evaluation board also uses the controller ICs protection features to protect the system from any overload and overvoltage conditions. The ISL6406EVAL3 evaluation board is a simple and efficient tool for measuring the performance and features of the ISL6406A IC in any DC/DC and AC/DC off-line SMPS power system.

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