ISL6173DRZA

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Integrated circuit (IC) power management and control products are important components in many applications, providing power control and distribution with minimal risk of system components overloading or failing. In the field of hot swapping, the ISL6173DRZA is an IC from Intersil Corporation that integrates hot-swap control functions into a single IC and uses analogue and digital control techniques to provide system protection and programmability for servers, storage, communications and other systems that must be hot-swappable.

The ISL6173DRZA is a high power hot swap controller that provides system protection from output voltages, input voltages, and over temperature conditions. This IC includes programmable inputs, output current limit, overvoltage protection (OVP) and an adjustable voltage margin. The ISL6173DRZA can control current flows up to 25A, making it suitable for many applications requiring hot swapping.

The main features of ISL6173DRZA are as follow:

• Load current up to 25A
• Over voltage protection (OVP) limit
• Adjustable current-limit programmable input
• Input voltage margin
• On-off control
• Programmable UVLO
• Open-output protection with current sensing
• PwrOK delay
• Integrated over-temperature functions

The ISL6173DRZA\'s working principle is based on a powerful set of external MOSFETs or IGBTs, current sensing, over-voltage protection logic, programmable current-limit logic and an internal power MOSFET. When the input voltage is below its set threshold, the IC\'s OVP circuit will automatically control the current, limiting it to its pre-set value while still allowing maximum output power conversion. If the output voltage threatens to exceed its pre-set value, the IC\'s open output protection circuit will again limit the input current while keeping it in check.

The ISL6173DRZA is used in applications requiring hot swap control and power conversion such as data storage, server farms, network equipment, communication systems, RF receivers, and other high-power applications. This IC integrates control and protection functions, enabling hot swap of board-mounted equipment or front-end power regulation systems.

The ISL6173DRZA is an effective way to provide power conversion, control, and protection in hot swap applications. With its integrated control and protection functions, high peak current and adjustable voltage margins, the ISL6173DRZA is an ideal IC choice for powering and protecting high power hot swap applications.

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