ISL9104IRUNEVAL1Z

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The ISL9104IRUNEVAL1Z is a user-friendly and reliable power supply evaluation board, designed for DC/DC and AC/DC power supply applications.

The ISL9104IRUNEVAL1Z board is equipped with several high power components, such as a high current MOSFET, a bridge rectifier and multiple diodes. These components can be adjusted and optimised as required, providing excellent flexibility and performance. Additionally, the board features active current/voltage sense and current limiter protection circuits, instrumentation amplifiers, multiple comparator circuits, and high side switches.

The board can be used in AC/DC and DC/DC applications with a variety of switching frequencies. Its switching frequency range is 100Khz to 1.5Mhz. It can also be utilized in designs requiring both high efficiency and high power density. And, it is available in the popular DIP size, making it easy to install.

The ISL9104IRUNEVAL1Z board uses a synchronous current mode control topology, commonly used in off-line switching power supplies. It can be used to provide regulated outputs from AC or DC sources.

When using the ISL9104IRUNEVAL1Z evaluation board in an AC/DC application, it is necessary to provide an additional start-up bias current to the input, which is typically provided by an additional resistor. The board also contains a PWM control circuit, which is then connected to the primary side of the transformer in order to provide regulated, constant voltage on the output. This voltage regulation is achieved by using a voltage error amplifier, which controls the duty cycle of the PWM circuit.

When using the board for DC/DC applications, the user will need to provide a bias current to the board in order to switch the MOSFETs. Additionally, the current sense resistor and capacitor will need to be connected to the board in order to provide the necessary feedback. The board will then regulate constant voltage on the output according to the feedback it receives from the current sense components.

The board also features several protection circuits, such as soft-start, voltage over-current, and thermal protection. These protection circuits are designed to protect the components from damage due to excessive voltages, currents and temperatures, ensuring a safer and more reliable power supply design.

In addition to these protection circuits, the board also features a variety of circuits that can be used for troubleshooting and monitoring. It features LED indicators for voltage and temperature monitoring, as well as a graphical display for further troubleshooting and monitoring. Additionally, the board is equipped with a USB connector, which can be used to quickly connect external instruments and analyze the output of the board in real-time.

The ISL9104IRUNEVAL1Z evaluation board is an excellent choice for DC/DC and AC/DC power supplies. Its wide range of features and components make it a great option for applications requiring high efficiency, high power density, and reliable power supply design.

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