LP2983AIM5-0.9

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

The LP2983AIM5-0.9 is a micropower linear voltage regulator manufactured by National Semiconductor, now part of Texas Instruments. It provides a fixed positive output voltage of 0.9V with a maximum load current of 150 mA. The device is housed in a compact SOT-23-5 (SC-74A) surface-mount package. It is specifically engineered for use with very low equivalent series resistance (ESR) output capacitors, ensuring stability in space-constrained designs.

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

• Micropower operation designed to minimize energy consumption in portable applications
• Fixed 0.9V output voltage configuration for precise low-voltage regulation
• Optimized for stability when paired with very low ESR output capacitors
• Compact SOT-23-5 package suitable for high-density PCB layouts

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

• Portable battery-powered electronic devices requiring low quiescent current
• Low-voltage digital logic circuits needing stable 0.9V supply rails
• Space-constrained embedded systems utilizing minimal footprint components

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

Verify component authenticity and condition upon receipt, as this specific variant may be classified as obsolete or non-RoHS compliant depending on the manufacturing batch. Confirm package integrity and pin alignment against the SOT-23-5 specification before integration into production lines.

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

Select this component only if a fixed 0.9V output is strictly required and the design utilizes low ESR capacitors. Ensure input voltage remains within the specified dropout range relative to the 0.9V output. Consider alternative adjustable regulators if variable output voltages are needed.

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

This part belongs to the LP2983 family of micropower voltage regulators from National Semiconductor. The family includes variants with different fixed output voltages up to 1.2V, all sharing similar power characteristics and packaging options. The AIM5 suffix denotes the industrial temperature range and SOT-23-5 package type.

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

Publicly confirmed substitute part numbers for this specific 0.9V variant are not available in the provided documentation. Verify compatibility with other LP2983 family members only if their fixed output voltages match the system requirement.