ISL9001AIRNZ-T

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The ISL9001AIRNZ-T is a single-output low dropout linear regulator manufactured by Renesas Electronics. It provides a fixed 1.5V output with a maximum load current of 300mA. The device operates within an input voltage range of 2.3V to 6.5V and features a typical quiescent current of 25µA. It utilizes a 8-lead DFN package (2mm x 3mm) and supports ceramic output capacitors from 1µF to 10µF.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• High power supply rejection ratio of 90dB at 1kHz for noise-sensitive applications
• Extremely low standby current with shutdown mode reducing consumption to 0.1µA
• Integrated soft-start functionality limits input current surge during enable
• Includes programmable Power Good signal with delay controlled by external capacitor

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable wireless equipment requiring low power consumption
• Noise-sensitive analog circuits in communication systems
• Battery-powered devices needing efficient voltage regulation
• Industrial sensor nodes with strict size constraints

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix 'NZ' against the manufacturer's datasheet to confirm lead-free status and RoHS compliance details. Confirm that the 8-lead DFN package dimensions match your PCB footprint requirements. Check for end-of-life notices or alternative part recommendations from Renesas, as this component may be subject to production changes.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this regulator when a fixed 1.5V output is required with minimal board space. It is suitable for designs prioritizing high PSRR and low noise over adjustable voltage flexibility. Ensure the application can accommodate the 1µF to 10µF ceramic output capacitor range for stability. Consider the 300mA current limit for load requirements.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This component belongs to the ISL9001A series of high-performance LDOs designed for low noise and low IQ applications. It shares functional similarities with other members like the ISL9001AIRBZ-T but differs in packaging and specific suffix designations. The series targets portable electronics where battery life and signal integrity are critical.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

ISL9001AIRBZ-T: Alternative package variant; verify pinout compatibility.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ

What is the minimum output capacitance required for stability?

The ISL9001AIRNZ-T is stable with ceramic output capacitors ranging from 1µF to 10µF.

How is the Power Good signal delay configured?

The delay time for the Power Good signal is programmable using an external capacitor connected to the designated pin.