L4988DTR

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

The L4988DTR is a positive fixed-output linear voltage regulator IC from STMicroelectronics, providing a stable 5V output with a maximum current of 200mA. It features low dropout voltage characteristics, specified at 0.5V maximum at full load. The device includes protection functions such as over-temperature and short-circuit limiting. It operates within a temperature range of -40°C to 150°C and is housed in an 8-SOIC surface-mount package.

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

• Provides stable 5V fixed output voltage
• Includes over-temperature and short-circuit protection
• Low dropout voltage operation for efficiency

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

• General purpose voltage regulation in electronic circuits
• Power supply stages requiring 5V logic levels
• Embedded systems power management

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

Verify component authenticity through authorized distributors or direct manufacturer channels due to obsolete status. Confirm package integrity and pin alignment upon receipt. Cross-reference datasheet revisions to ensure compatibility with existing designs. Request batch-specific documentation for quality assurance purposes before integration into production lines.

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

Select this component when a fixed 5V output is required with moderate current demands up to 200mA. Consider its low dropout capability for applications with limited input voltage headroom. Evaluate thermal performance given the wide operating temperature range. Ensure the 8-SOIC package fits the available PCB footprint constraints.

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

This part belongs to STMicroelectronics' LDO voltage regulator family. It is designed for linear regulation applications where noise sensitivity is lower than switching regulators. The DTR suffix indicates tape-and-reel packaging for automated assembly processes.

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

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official STMicroelectronics documentation for potential cross-references or newer generation replacements.