L6932D1.5TR

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

The L6932D1.5TR is a fixed-output ultra-low dropout linear regulator manufactured by STMicroelectronics, providing a stable 1.5V output with a maximum continuous current of 2A. It operates within an input voltage range of 2V to 14V and features a maximum drain-source on-resistance (Rdson) of 200mΩ. The device incorporates internal short-circuit protection and thermal shutdown, limiting junction temperature to 150°C. It includes enable and power good control functions, housed in an 8-SOIC package.

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

• Ultra-low dropout design utilizing an internal N-channel MOSFET for high efficiency
• Integrated short-circuit protection and thermal shutdown for enhanced reliability
• Provides active enable control and open-drain power good status indication

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

• Motherboard power distribution
• Mobile PC systems
• Hand-held instruments
• PCMCIA card power supplies
• Processor I/O and chipset voltage regulation

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

Verify the specific suffix 'TR' confirms tape-and-reel packaging when sourcing. Confirm the 'D' designation aligns with the fixed 1.5V output variant rather than adjustable versions. Check manufacturer documentation for current lifecycle status as this component may be subject to obsolescence notices.

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

Select this part for applications requiring a fixed 1.5V rail from inputs between 2V and 14V. Ensure input capacitors exceed 10µF and output capacitors are selected carefully to maintain loop stability, particularly with low-ESR ceramic types. Verify thermal management requirements based on the expected voltage drop and load current.

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

This component belongs to the L6932 family of high-performance 2A ULDO linear regulators. Other variants in the series include fixed outputs of 1.2V, 1.8V, and 2.5V, as well as an adjustable version ranging from 1.2V to 5V. All share the same SO-8 package and core protection features.

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

Direct functional substitutes within the same family include L6932D1.2TR, L6932D1.8TR, and L6932D2.5TR. These parts share identical pinouts and thermal characteristics but provide different fixed output voltages.