ISL91108IINZ-T7A

Voltage Regulators - DC DC Switching Regulators Overview

The ISL91108IINZ-T7A is a synchronous buck-boost switching voltage regulator manufactured by Renesas Electronics. It features integrated 4.5 A power switches and operates with a fixed 2.6 MHz switching frequency. The device supports an input voltage range of 1.8 V to 5.5 V and provides a single adjustable output channel capable of delivering up to 1.6 A. Packaged in a WLCSP-20 surface-mount format, it is designed for high efficiency across varying input and output conditions.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-current 4.5 A synchronous switches for efficient power conversion
• Supports buck, boost, and buck-boost topologies within a single component
• Utilizes a compact wafer-level chip-scale package for minimal footprint

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring wide input voltage ranges
• Battery-powered systems with single-cell lithium-ion sources
• Embedded applications needing stable regulation from fluctuating supply voltages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the current production status before procurement as this specific part number may be subject to discontinuation notices or limited availability. Confirm that the WLCSP-20 package and 1.6 A output specifications align with your design requirements. Ensure compatibility with existing PCB layouts due to the specific pinout configuration of this package type.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this regulator when designing circuits that require handling input voltages both above and below the desired output level. It is suitable for applications where space constraints necessitate a small WLCSP package. Consider the 2.6 MHz switching frequency for balancing component size against electromagnetic interference requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the ISL91108 series of high-efficiency buck-boost regulators. It shares architectural similarities with other members of the family but is distinguished by its specific 4.5 A switch rating and 2.6 MHz operating frequency. The series targets portable electronics and battery-operated equipment requiring robust power management solutions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.