ISL8560IRZ

Voltage Regulators - DC DC Switching Regulators Overview

The ISL8560IRZ is a synchronous step-down DC/DC power switching regulator manufactured by Renesas Electronics Corporation. It accepts an input voltage range of 9.0V to 60V and provides a maximum output current of 2A. The output voltage is adjustable from 1.21V to 55V via an external resistor divider. The device integrates an internal power DMOS transistor with a typical on-resistance of 0.19Ω, supporting switching frequencies between 100kHz and 600kHz. It operates within a temperature range of -55°C to 125°C and is housed in a 20-lead QFN package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates pulse-by-pulse current limit for FET protection and hiccup mode for short circuit protection
• Features voltage feedforward regulation and frequency synchronization capability
• Includes soft-start functionality and thermal shutdown protection
• Maintains low standby current of 60µA typical in the disabled state

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power supplies
• Automotive power systems
• Portable computers
• Battery chargers
• Distributed power systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity through authorized channels as this part may be subject to obsolescence notices. Confirm specific suffix designations against official datasheets to ensure correct packaging and temperature grade. Check for product change notifications regarding manufacturing facilities or material updates prior to procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this regulator for applications requiring high input voltage tolerance up to 60V and adjustable output voltages. Ensure the selected switching frequency aligns with thermal constraints for the chosen package. Verify that the load current requirements do not exceed the 2A continuous output rating under all operating conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

The ISL8560 belongs to the ISL8560 series of next-generation DC/DC converters designed for high efficiency and robust protection features. It is part of Renesas' portfolio of power management integrated circuits aimed at industrial and automotive markets. The device utilizes synchronous rectification to minimize conduction losses.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official manufacturer documentation for confirmed substitute part numbers. Verify pin compatibility and electrical specifications before considering alternatives.