L6932D1.8TR

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

The L6932D1.8TR is a high-performance Ultra Low Drop Output (ULDO) linear regulator manufactured by STMicroelectronics, designed for portable applications. It operates within an input voltage range of 2V to 14V and delivers a fixed output voltage of 1.8V with a maximum continuous current of 2A. The device features a low quiescent current of 200µA at any load and provides 1% voltage regulation accuracy. Integrated protection mechanisms include short circuit protection and thermal shutdown set at 150°C. It utilizes an internal N-channel MOSFET with a maximum Rdson of 200mΩ.

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

• Ultra-low dropout architecture utilizing an internal N-channel MOSFET for efficient power conversion in portable devices.
• Integrated Enable pin for system power management and Power Good open-drain output for status monitoring.
• Robust protection suite including thermal shutdown and current limiting to safeguard against overload conditions.

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

• Motherboards
• Mobile PC systems
• Hand-held instruments
• PCMCIA cards
• Processors I/O supply

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

Verify the specific suffix TR indicates tape and reel packaging when sourcing components. Confirm the manufacturer part number matches exactly to ensure correct fixed voltage output. Check datasheet revisions for updates on electrical characteristics or package dimensions before finalizing procurement specifications.

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

Select this component for designs requiring stable 1.8V rails from varying input sources between 2V and 14V. Ensure adequate PCB copper area for thermal dissipation given the SO-8 package constraints. Consider external capacitor ESR values to maintain loop stability, particularly if using ceramic capacitors with very low equivalent series resistance.

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

This part belongs to the L6932 family of 2A ULDO linear regulators from STMicroelectronics. The family includes fixed voltage variants such as 1.5V, 2.5V, and an adjustable version ranging from 1.2V to 5V. All variants share the same SO-8 package and core protection features while differing in their internal reference voltages.

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

Direct substitutes within the same family include L6932D1.5TR and L6932D2.5TR for different fixed voltage requirements. For adjustable output needs, the L6932D1.2TR variant is available. Verify pin compatibility and thermal performance when cross-referencing with other manufacturers' 2A LDOs.