LM1084RS-3.3

Overview

The LM1084RS-3.3 is a low dropout three-terminal positive voltage regulator with a 5.0A output current capability, manufactured by HTC. It provides a fixed 3.3V output and operates within an input voltage range of up to 15V. The device features a maximum dropout voltage of 1.5V at full load and includes internal thermal limiting and current protection. It is housed in a TO-252-3L surface mount package.

Feature Summary

• Fixed 3.3V output voltage configuration
• Integrated thermal shutdown and current limiting protection
• Low dropout voltage performance for efficient power regulation
• Fast transient response suitable for microprocessor applications

Applications

• Battery charger circuits
• Adjustable and fixed power supplies
• Constant current regulators
• Portable instrumentation systems
• SMPS post-regulator stages

Procurement Notes

Verify the manufacturer source against the datasheet provided. Confirm the specific ordering suffix matches the required package type and output voltage. Ensure compliance with moisture sensitivity level requirements during storage and handling procedures.

Selection Notes

Select this component for applications requiring high current delivery with minimal voltage drop. Consider the TO-252-3L package for surface mount assembly needs. Evaluate thermal management requirements based on the junction-to-case resistance specifications under expected load conditions.

Part Context

This part belongs to the LM1084 series of low dropout linear regulators designed for high-current applications. The series offers both adjustable and fixed voltage options, providing flexibility for various power supply designs while maintaining robust protection features against overload conditions.

Replacement Considerations

LM1084R-3.3