ISL9014IRNNZ-T

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

The ISL9014IRNNZ-T is a dual low-dropout (LDO) linear regulator manufactured by Intersil, now part of Renesas Electronics. It provides two independent fixed positive output voltages of 3.3V each with a maximum output current of 1A per channel. The device operates within an input voltage range of 2.3V to 6.5V and features a typical quiescent current of 45µA. It utilizes a 10-lead DFN package measuring 3x3mm. Key electrical specifications include a line regulation of 0.2%/V, load regulation of 1%, and a dropout voltage ranging from 200mV to 325mV depending on load conditions.

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

• Integrates two high-performance LDOs capable of sourcing up to 1A current from each output independently.
• Features extremely low quiescent current consumption for efficient power management in active and standby modes.
• Provides high Power Supply Rejection Ratio (PSRR) and low noise performance suitable for sensitive analog circuits.
• Includes separate enable pins for individual control of each LDO output, allowing flexible power sequencing.

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

• Portable electronic devices requiring multiple stable voltage rails
• Battery-powered systems needing low standby current consumption
• RF and communication modules requiring low-noise power supplies
• Embedded systems utilizing 3.3V logic levels

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

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential availability constraints. Confirm the specific suffix matches the required output configuration and packaging type. Check for RoHS compliance status and ensure the supplier provides valid traceability documentation. Validate that the received parts match the datasheet specifications regarding pinout and thermal characteristics before integration into production designs.

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

Select this component when dual 3.3V outputs are required with high current capability in a compact footprint. Ensure the input voltage remains within the 2.3V to 6.5V range for proper regulation. Consider the thermal dissipation requirements given the 1A output capacity. Verify that the external capacitor values meet the stability requirements specified in the datasheet to prevent oscillation.

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

This device belongs to the ISL9014 series of dual LDO regulators designed for low noise and high PSRR applications. It is part of Renesas' portfolio of power management integrated circuits (PMIC). The series offers various output voltage combinations and current ratings to suit different system architectures while maintaining a consistent small form factor.

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

Check for equivalent dual LDOs from Renesas or other manufacturers offering similar 1A output currents and 3.3V fixed outputs. Ensure compatibility with the 10-DFN package and pinout configuration. Verify that alternative components meet the same quiescent current and PSRR specifications for the target application.