ISL9000IRNJZ-T

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

The ISL9000IRNJZ-T is a dual-output low-dropout linear regulator manufactured by Renesas Electronics Corporation. It provides fixed output voltages of 2.8 V and 3.3 V with a maximum continuous output current of 300 mA per channel. The device operates within an input voltage range of 2.3 V to 6.5 V. Key electrical specifications include a maximum dropout voltage of 0.4 V at 300 mA, a quiescent current of 32 µA, and a load regulation of 0.1%. The unit features a voltage regulation accuracy of 0.8% and is housed in a 10-DFN (3x3 mm) package.

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

• Dual independent fixed output channels providing 2.8 V and 3.3 V rails
• Integrated protection mechanisms including overcurrent, thermal shutdown, and undervoltage lockout
• Control features encompassing enable pin functionality and power-on reset generation

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

• Portable electronic devices requiring multiple stable voltage rails
• Embedded systems utilizing the RA6T2 microcontroller group
• Battery-powered equipment necessitating low quiescent current operation

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

Verify component authenticity through authorized distributors as this part is officially listed as obsolete. Confirm that the received inventory matches the specific suffix IRNJZ-T for the 10-DFN package configuration. Check datasheet revisions for any historical manufacturing changes or material updates prior to integration into final designs.

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

Select this component when designing circuits requiring two distinct fixed voltage outputs from a single regulator footprint. It is suitable for applications where space constraints favor the compact 10-DFN package over larger alternatives. Ensure the system input voltage remains within the specified 2.3 V to 6.5 V window to maintain proper regulation and protection function activation.

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

This device belongs to the ISL9000 series of low-noise, high-PSRR LDO regulators originally developed by Intersil and acquired by Renesas. It serves as a power management solution for portable electronics, offering high performance in a small form factor. The series is designed to support various embedded applications requiring efficient power conversion with minimal external component count.

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

Publicly confirmed substitute part numbers are not available in the provided documentation.