ISL9111AEH33Z-T7A

Voltage Regulators - DC DC Switching Regulators Overview

The ISL9111AEH33Z-T7A is a synchronous boost switching regulator manufactured by Renesas Electronics. It features a fixed 3.3 V output and supports up to 240 mA output current. The device operates with an input voltage range of 500 mV to 3.1 V and switches at a frequency of 1.2 MHz. It utilizes PWM/PFM control modes and includes a stop-up function. The component is housed in a SOT-23-6 package, rated for operation between -20°C and +85°C, with a load regulation of 1.5%.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous boost topology with integrated power switch
• Supports low input voltages starting from 500 mV
• Combines PWM and PFM control for efficiency optimization
• Includes stop-up protection functionality

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered devices requiring step-up conversion
• Low-voltage input systems needing stable 3.3 V rails
• Space-constrained electronics utilizing compact surface-mount packages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'T7A' corresponds to the cut tape or reel packaging configuration required for your assembly line. Confirm that the 3.3 V fixed output variant matches your circuit design, as adjustable versions exist within the same family. Ensure compatibility with the SOT-23-6 footprint and check moisture sensitivity levels before soldering.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 3.3 V output is strictly required from inputs as low as 500 mV. The 240 mA current limit suits light-load applications. Consider the 1.2 MHz switching frequency for passive component sizing. Verify thermal performance within the -20°C to +85°C range for your specific enclosure environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the ISL9111A series of high-efficiency synchronous boost converters. It is designed for applications where input voltages may drop significantly below the required output level. The series emphasizes small form factors and reliable operation in portable consumer electronics and IoT devices.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for ISL9111AEHADJZ-T7A if an adjustable output voltage is needed instead of the fixed 3.3 V. Other variants in the ISL9111 family may offer different current ratings or input ranges.