ISL91133IIMZ-T

Voltage Regulators - DC DC Switching Regulators Overview

The ISL91133IIMZ-T is a synchronous boost converter manufactured by Renesas Electronics Corporation. It operates with an input voltage range of 2.5V to 5.5V and delivers up to 1.3A of output current. The device features a fixed switching frequency of 2MHz, enabling the use of compact external components. It is housed in a 6-ball Wafer Level Chip Scale Package (WLCSP) with a pitch of 0.4mm. The IC includes integrated protection mechanisms such as over-current protection, thermal shutdown, and undervoltage lockout to ensure reliable operation in space-constrained portable applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous step-up architecture for high efficiency
• Integrated power switch eliminates need for external diode
• Compact footprint suitable for mobile devices

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics
• Smartphones and tablets
• Battery-powered medical devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging configuration. Confirm RoHS compliance status through official datasheets. Check for obsolescence notices as Intersil products may have transitioned statuses. Ensure the WLCSP package type matches design requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing boost converters requiring minimal solution size. Consider the 2MHz frequency for balancing efficiency and component size. Evaluate input voltage ranges against battery characteristics. Verify thermal performance within the small package constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL9113x series of low-input-voltage synchronous boost converters. It is designed for applications requiring efficient power conversion from single-cell lithium-ion or lithium-polymer batteries. The series emphasizes miniaturization and high efficiency for portable electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible upgrades within the Renesas portfolio. Verify if newer generations offer improved efficiency or additional features. Ensure substitute parts maintain the same WLCSP package dimensions.