ISL9305IRTHWCNLZ-T

Overview

The ISL9305IRTHWCNLZ-T is a quad-output integrated mini Power Management IC (mini-PMIC) manufactured by Renesas Electronics Corporation. It integrates two 3MHz step-down converters and two low-dropout linear regulators to power low-voltage microprocessors. The device operates with an input voltage range of 1.5V to 5.5V. Output configurations include 1.5V at 800mA, 2.5V at 800mA, and 3.3V at 350mA. It is housed in a 16-TQFN package with exposed pad.

Feature Summary

• Integrates dual buck converters and dual LDOs for compact multi-rail power solutions
• Features high-frequency 3MHz PWM switching for reduced passive component size
• Designed specifically for powering low-voltage microprocessors

Applications

• Low-voltage microprocessor power systems
• Multi-rail embedded electronics
• Compact portable devices requiring efficient power management

Procurement Notes

Verify component status carefully as this part number is listed as obsolete. Confirm availability through authorized distributors or check for parametric equivalents. Ensure the specific suffix matches design requirements before ordering, as manufacturing changes may affect compatibility.

Selection Notes

Select this component when designing systems requiring a single IC solution for multiple voltage rails. It is suitable for applications needing both switched regulation efficiency and LDO noise performance. Consider the 16-TQFN footprint and thermal requirements during PCB layout.

Part Context

This part belongs to the ISL9305 family of mini-PMICs from Renesas. These devices are engineered to simplify power architecture by combining switching and linear regulators on a single die, reducing board space compared to discrete solutions.

Replacement Considerations

ISL9305IRTHWCNYZ-T7A is listed as a parametric equivalent substitute.