ISL91106IINZ-T

Voltage Regulators - DC DC Switching Regulators Overview

The ISL91106IINZ-T is a high-efficiency buck-boost switching regulator IC manufactured by Renesas Electronics Corporation. It features integrated 3.6A switches and supports an input voltage range of 1.8V to 5.5V. The device offers a fixed output voltage of 3.3V with a maximum output current of 2A. Operating at a switching frequency of 2.5MHz, it utilizes current mode control. The component is housed in a 15-WLCSP package (1.51x2.15mm) and operates within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates 3.6A power switches for high current handling capability
• Supports buck, boost, and bypass operating modes for flexible voltage regulation
• Utilizes current mode control architecture for stable performance

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered devices requiring efficient step-up/step-down conversion
• Systems with varying input voltages needing regulated 3.3V output
• Space-constrained designs utilizing WLCSP packaging

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'IINZ-T' against official Renesas documentation to confirm package type and temperature grade. Ensure compatibility with 15-WLCSP footprints during PCB layout. Confirm availability through authorized distributors as supply chain conditions may vary. Cross-reference datasheet revisions for any updates to electrical characteristics or recommended external components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for applications with input voltages ranging from 1.8V to 5.5V. The fixed 3.3V output simplifies design compared to adjustable variants. Consider the 2.5MHz switching frequency for balancing efficiency and passive component size. Verify that the 2A output current meets the load requirements of the target application.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL91106 series of high-efficiency buck-boost regulators. It is designed for portable electronics where space and power efficiency are critical. The series typically includes variants with different output voltages and switch currents. Renesas integrates these controllers into broader power management portfolios for consumer and industrial markets.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible alternatives within the ISL91106 family if different output voltages are needed. Verify equivalent specifications in other manufacturers' buck-boost regulators offering similar current ratings and WLCSP packages.