ISL78236ARZ

Voltage Regulators - DC DC Switching Regulators Overview

The ISL78236ARZ is a dual-channel synchronous buck regulator IC from Renesas Electronics Corporation. It integrates two independent channels, each capable of delivering up to 3A of output current. The device operates with a fixed switching frequency of 2.5MHz and supports an input voltage range of 2.85V to 6V. Each channel features an adjustable output voltage starting from a minimum of 1.2V. The component is housed in a 24-lead VFQFN package with an exposed pad, designed for compact power solutions requiring high efficiency and precise regulation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual-channel architecture providing independent control over two separate power rails
• Integrated synchronous rectification for enhanced conversion efficiency
• Fixed high-frequency operation enabling the use of small external passive components
• Adjustable output voltage capability for flexible system design requirements

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring multiple low-voltage power domains
• Industrial control systems utilizing distributed power architectures
• Communication equipment needing efficient step-down regulation
• Automotive infotainment and sensor power distribution networks

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (ARZ) against the manufacturer's latest datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with your PCB footprint, particularly regarding the exposed thermal pad dimensions. Confirm RoHS compliance status and moisture sensitivity level prior to assembly planning.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing systems requiring two isolated or non-isolated outputs from a single input source. It is suitable for applications where space constraints necessitate a high-density solution. Consider the thermal performance of the VFQFN package and ensure adequate copper area for heat dissipation under maximum load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL7823x family of dual synchronous buck regulators. It shares architectural similarities with other models in the series but is distinguished by its specific 3A per channel rating and 2.5MHz switching frequency. The family targets applications demanding high power density and efficient power management in compact form factors.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include ISL78236ARZ-T and ISL78236ARZ-T7A, which share identical electrical characteristics and pinouts. Verify that any alternative packages maintain the same thermal resistance and mechanical dimensions for seamless integration.