ISL9110AIITAZ-TS2765

Voltage Regulators - DC DC Switching Regulators Overview

The ISL9110AIITAZ-T is a high-efficiency buck-boost switching voltage regulator manufactured by Renesas Electronics Corporation. It supports an input voltage range from 1.8V to 5.5V and provides a fixed output of 3.3V or 5V, with variable output capability via external resistors. The device delivers up to 1.2A output current and operates at a switching frequency of 2.75MHz. It features selectable forced-PWM mode and external synchronization options. The component is housed in a WLCSP package with 15 pins.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports standalone applications with fixed or adjustable output voltages
• Optimizes efficiency under light-load conditions
• Enables forced PWM operation and external clock synchronization

Voltage Regulators - DC DC Switching Regulators Applications

• Standalone power supply systems
• Battery-powered portable devices
• Embedded systems requiring efficient voltage regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix 'S2765' against official Renesas documentation, as standard listings show 'ISL9110AIITAZ-T'. Confirm RoHS compliance status and moisture sensitivity level (MSL) prior to ordering. Ensure compatibility with your PCB footprint for the WLCSP-15 package. Check for any specific handling requirements due to surface-mount technology constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this regulator when a compact solution is needed for single-cell lithium-ion battery applications. It is suitable for designs requiring high efficiency across varying load conditions. Consider the 2.75MHz frequency for smaller passive component sizes. Verify that the required output voltage aligns with the available fixed options or resistor divider configuration.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the ISL9110 family of buck-boost regulators from Intersil, now part of Renesas. These devices are designed for mobile and handheld applications where space and efficiency are critical. The family includes variants with different packages and output configurations, all sharing core topology and control features.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other ISL9110 series parts such as ISL9110IRTAZ-T or ISL91107IIAZ-T, depending on package and current requirements. Verify pinout compatibility and thermal performance before substitution.