ISL9111AEH33Z-T

Voltage Regulators - DC DC Switching Regulators Overview

The ISL9111AEH33Z-T is a synchronous boost switching regulator manufactured by Renesas Electronics Corporation. It operates with an input voltage range of 600 mV to 3.1 V and provides a fixed output voltage of 3.3 V. The device supports an output current of 240 mA and functions at a switching frequency of 1.2 MHz. It is housed in a SOT-23-6 package and is rated for operation between -20°C and +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for enhanced conversion efficiency
• Capable of regulating from sub-voltages up to standard logic levels
• Integrated protection mechanisms against thermal overload and short circuits

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices
• Single-cell lithium-ion battery charging systems
• Low-voltage sensor power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'AE' against official Renesas documentation, as standard listings often reference 'EH'. Confirm component status, as this series may be discontinued or subject to Last Time Buy notices. Ensure compatibility with required packaging formats such as cut tape or reel when sourcing from authorized distributors.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring efficient step-up conversion from low input sources. The synchronous design minimizes power loss compared to non-synchronous alternatives. Verify that the 240 mA output capability meets load requirements and that the SOT-23-6 footprint fits the PCB layout constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ISL9111 family of high-efficiency synchronous boost regulators. The series is designed for space-constrained applications needing reliable power management from single-cell batteries. Renesas acquired Intersil, which originally developed this line, ensuring continued support through their portfolio.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for equivalent synchronous boost regulators. Verify pinout compatibility and electrical specifications before replacing.