S-1701E5043-M5T1G

Overview

The S-1701E5043-M5T1G is a dual-output low dropout (LDO) voltage regulator manufactured by ABLIC. It integrates a fixed voltage regulator and a voltage detector within a single package. The device provides a regulated output of 4.3 V with a maximum output current of 400 mA, alongside a voltage detector output set at 5 V. It operates with an input voltage range from 2 V to 6.5 V. Key electrical specifications include a typical quiescent current of 85 µA, a dropout voltage of 140 mV at 100 mA, and a line regulation of 0.2 %/V. The component supports surface mount installation in an SOT-23-5 package and functions reliably across a temperature range of -40°C to +85°C.

Feature Summary

• Integrates a fixed-voltage LDO regulator and a voltage detector circuit in a single compact package
• Provides high output current capability of up to 400 mA for powering load circuits
• Features ultra-low current consumption with a typical quiescent current of 85 µA
• Ensures stable performance with low dropout voltage characteristics

Applications

• Battery-powered portable electronic devices requiring efficient power management
• Automotive electronic systems needing reliable voltage regulation and monitoring
• Industrial control equipment utilizing low-power linear regulation
• Consumer electronics with strict space constraints for power ICs

Procurement Notes

Verify the specific suffix codes against official ABLIC documentation to confirm pinout compatibility and thermal ratings. Ensure the ordering quantity aligns with manufacturer reel packaging requirements. Confirm RoHS compliance status through the latest datasheet revision. Cross-reference the part number with authorized distributors to validate authenticity and supply chain integrity before finalizing procurement orders.

Selection Notes

Select this component when a combined voltage regulation and detection function is required in a minimal footprint. The SOT-23-5 package suits applications with limited board space. Consider the 400 mA output current limit and 6.5 V maximum input voltage when designing power stages. Evaluate thermal dissipation capabilities based on the expected ambient temperature and load conditions to ensure operation within the specified -40°C to +85°C range.

Part Context

This device belongs to the S-1701 series of combo voltage detectors and regulators from ABLIC. The series is designed for automotive and industrial applications requiring high reliability and low power consumption. Similar parts in the family vary primarily in output voltage settings and package types, such as SOT-89-5 or SOT-23-5 configurations, while maintaining consistent core performance metrics like quiescent current and output current capabilities.

Replacement Considerations

Direct substitutes may include other S-1701 series variants with matching output voltages and packages. Verify pin-to-pin compatibility and electrical parameter equivalence before substitution. Consult ABLIC's official replacement guides for qualified alternative part numbers that meet identical functional and mechanical specifications.