ISL9111AEH50Z-T

Voltage Regulators - DC DC Switching Regulators Overview

The ISL9111AEH50Z-T7A is a synchronous boost switching regulator IC manufactured by Renesas Electronics Corporation. It provides a fixed positive output voltage of 5V with a maximum switch current capability of 800mA. The device operates from an input voltage range of 0.6V to 4.8V and integrates a 1.2MHz switching frequency. Packaged in a compact SOT-23-6 surface-mount case, it supports an operating temperature range of -20°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for enhanced conversion efficiency
• Fixed 5V output configuration simplifies circuit design
• Integrated high-frequency switching reduces external component size

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices requiring step-up regulation
• Low-voltage input systems needing stable 5V power rails
• Space-constrained embedded applications utilizing small footprint packages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number suffix, specifically T7A, as it denotes the specific tape-and-reel packaging configuration. Confirm that the required output voltage matches the fixed 5V specification inherent to this variant. Ensure compatibility with the SOT-23-6 package dimensions during PCB layout planning. Cross-reference the manufacturer's latest datasheet revision to confirm pinout consistency and electrical characteristics before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5V output is required from low input voltages starting at 0.6V. The 800mA switch current rating suits moderate load applications within the specified thermal envelope. Consider the SOT-23-6 package for space-limited designs. Verify that the 1.2MHz switching frequency aligns with electromagnetic interference constraints and inductor selection requirements for the target application environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the ISL9111 series of synchronous boost regulators from Renesas. The series offers various output voltage options and current ratings packaged in small form factors. The ISL9111AEH50Z-T7A specifically targets applications requiring a fixed 5V output with integrated synchronous rectification for improved efficiency in portable and battery-operated systems.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for compatible parts within the ISL9111 family or equivalent synchronous boost regulators from other manufacturers. Verify pin-to-pin compatibility and electrical parameter alignment before replacing.