L5958SMTR

Special Purpose Regulators Overview

The L5958SMTR is a low-dropout linear regulator manufactured by STMicroelectronics, designed for multifunction voltage regulation applications. It features an adjustable output voltage range from 1.8 V to 8.5 V and supports a maximum output current of 2 A. The device operates with a positive polarity and maintains a low static current of 50 µA. It functions within a temperature range of -40 °C to +85 °C and exhibits a dropout voltage of 2.2 V. The component is housed in a Flexiwatt-27 surface-mount package.

Special Purpose Regulators Feature Summary

• Multifunction voltage regulation capability
• Low static current consumption
• Adjustable output voltage range

Special Purpose Regulators Applications

• General purpose power supply design
• Battery-powered equipment
• Embedded systems requiring stable voltage rails

Special Purpose Regulators Procurement Notes

Verify the specific suffix 'SMTR' against the official datasheet to confirm the packaging type and reel specifications. Ensure the required output voltage setting matches the external resistor network configuration defined in the reference design. Confirm thermal management requirements align with the Flexiwatt-27 package capabilities under expected load conditions.

Special Purpose Regulators Selection Notes

Select this component when an adjustable LDO with high output current is required. Consider the 50 µA quiescent current for battery life optimization. Evaluate the thermal dissipation needs given the 2 A output capability and the specific package thermal resistance. Verify input voltage stability remains within operational limits to maintain regulation.

Special Purpose Regulators Part Context

This part belongs to STMicroelectronics' low-dropout regulator portfolio, focusing on efficient power management solutions. The L5958 series provides versatile regulation options for various electronic designs. It complements other power management ICs by offering precise voltage control with minimal external component count.

Special Purpose Regulators Replacement Considerations

Consult the official datasheet for direct pin-compatible alternatives within the same family. Verify electrical parameters such as output current and dropout voltage match application requirements before substitution.