S-1701C5042-U5T1G

Overview

The S-1701C5042-U5T1G is a dual-output fixed positive low-dropout (LDO) voltage regulator from the ABLIC S-1701 series. It provides two independent output voltages of 4.2 V and 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 an ambient temperature range of -40 °C to +85 °C. It utilizes an SOT-89-5 surface-mount package and offers a power dissipation capability of 1 W.

Feature Summary

• Dual-output architecture providing simultaneous fixed voltage regulation
• Ultra-low quiescent current consumption for battery efficiency
• Integrated overcurrent protection and thermal shutdown circuits

Applications

• Portable electronic devices requiring multiple stable voltage rails
• Battery-powered systems needing extended operational life
• Embedded control units in consumer electronics

Procurement Notes

Verify the specific part number suffix against official ABLIC documentation to confirm pinout compatibility and output voltage configuration. Ensure the ordering quantity aligns with manufacturer reel specifications. Confirm RoHS compliance status through the latest datasheet before finalizing procurement.

Selection Notes

Select this component when dual isolated outputs are required from a single regulator IC. The S-1701 series is suitable for applications prioritizing low standby current. Verify that the input voltage exceeds the highest required output voltage by the specified dropout margin. Consider the SOT-89-5 package thermal characteristics for PCB layout planning.

Part Context

This component belongs to the ABLIC S-1701 family of linear regulators. The series is characterized by high accuracy and low current consumption. It serves as a power management solution for portable equipment. The specific model denotes fixed output voltages and a standard industrial operating temperature range.

Replacement Considerations

Cross-reference with other S-1701 variants for different voltage combinations. Verify package pinout compatibility before substituting. Check if alternative models offer enhanced thermal performance or different output current ratings.