ISL9000AIRFDZ

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

The ISL9000AIRFDZ is a dual-output positive fixed linear regulator from the Renesas ISL9000A series. It provides two independent output channels with fixed voltages of 2V and 2.5V, each capable of sourcing up to 300mA. The device operates within an input voltage range of 2.3V to 6.5V and features a low quiescent current of 32µA. It utilizes a 10-lead DFN (3x3mm) package with exposed pad for surface mount installation.

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

• Dual-channel architecture providing independent regulated outputs
• Integrated enable pin and power-on reset function for system control
• Comprehensive protection mechanisms including overcurrent, thermal shutdown, and undervoltage lockout
• High power supply rejection ratio and low noise performance suitable for sensitive analog circuits

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

• Portable battery-powered electronic devices requiring multiple stable voltage rails
• Embedded systems utilizing microcontrollers or digital logic requiring clean power supplies
• Communication equipment needing low-noise regulation for signal integrity

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

Verify component authenticity through authorized distributors as this part may be subject to obsolescence notices. Confirm specific output voltage combinations match design requirements since variants exist. Check RoHS compliance status and moisture sensitivity level before storage and reflow soldering processes to ensure reliability.

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

Select this component when dual isolated rails are needed from a single source. Ensure input voltage remains above the dropout threshold for maximum load conditions. Consider the 300mA limit per channel; higher current demands require parallel configurations or alternative regulators. Verify capacitor ESR ranges for stability with the selected output capacitance values.

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

This device belongs to the ISL9000A family of high-performance dual LDOs designed by Renesas Electronics. The family emphasizes low standby current and high PSRR, targeting applications where power efficiency and signal purity are critical. The DFN packaging allows for compact board layouts in space-constrained portable electronics.

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

Check for direct cross-references within the ISL9000A series that offer different fixed voltage combinations. Verify pin compatibility and electrical specifications if substituting with other dual LDOs from different manufacturers.