S-1701D2521-U5T1G

Overview

The S-1701D2521-U5T1G is a dual-output low dropout voltage regulator from ABLIC's S-1701 series, housed in an SOT-89-5 package. It provides fixed output voltages of 2.1 V and 2.5 V with a maximum output current of 400 mA per channel. The device features a typical quiescent current of 85 µA and operates within a temperature range of -40°C to +85°C. It includes integrated voltage detection functions for system monitoring.

Feature Summary

• Dual independent fixed voltage outputs for simultaneous power supply requirements
• Integrated voltage detection circuitry for system status monitoring
• Low quiescent current consumption for energy efficiency
• High ripple rejection capability for stable operation

Applications

• Portable electronic devices requiring multiple regulated rails
• Embedded systems needing combined regulation and voltage monitoring
• Battery-powered equipment prioritizing low standby current
• Industrial control modules operating in extended temperature ranges

Procurement Notes

Verify the specific suffix U5T1G against official ABLIC documentation to confirm pinout and thermal characteristics. Ensure compatibility with SOT-89-5 footprint designs. Confirm RoHS compliance status through manufacturer datasheets before integration into production environments.

Selection Notes

Select this component when dual fixed outputs are required alongside voltage detection capabilities. Compare dropout voltage specifications against input voltage variations. Evaluate thermal dissipation requirements based on load current and ambient conditions within the specified operating temperature range.

Part Context

This part belongs to the S-1701 series of combo voltage detectors and regulators. The series is characterized by low current consumption and integrated monitoring functions. It serves as a power management solution for applications requiring reliable voltage regulation and system supervision in compact packages.

Replacement Considerations

Consult official substitution lists for equivalent dual-output LDOs with integrated detection. Verify pin compatibility and electrical parameters such as dropout voltage and output current ratings before replacing.