S-1701W1815-M5T1G

Overview

The S-1701W1815-M5T1G is a dual-output low dropout (LDO) voltage regulator and voltage detector manufactured by ABLIC. It provides fixed output voltages of 1.5 V and 1.8 V with a maximum output current of 400 mA. The device features a typical quiescent current of 85 µA and operates within an input voltage range of 2 V to 6.5 V. It utilizes an SOT-23-5 surface-mount package and supports a junction temperature range from -40°C to +85°C. The regulator offers a line regulation of 0.2%/V and load regulation of 40 mV, ensuring stable performance under varying conditions.

Feature Summary

• Integrates dual fixed LDO regulators with a combined voltage detection function for system monitoring.
• Maintains low power consumption through a minimal quiescent current specification suitable for battery-operated devices.
• Provides high output drive capability up to 400 mA while maintaining stability in a compact surface-mount footprint.

Applications

• Portable electronic devices requiring efficient power management
• Battery-powered systems needing voltage supervision and regulation
• Embedded circuits utilizing multiple logic voltage levels

Procurement Notes

Verify the specific suffix codes against the manufacturer's official datasheet to ensure correct output voltage combinations and package variants. Confirm RoHS compliance status and lead times directly with authorized distributors or the manufacturer prior to ordering. Ensure that the selected part number matches the required thermal and electrical specifications for the intended application environment.

Selection Notes

Select this component when a single IC solution is needed for both power regulation and voltage monitoring functions. Consider the SOT-23-5 package constraints regarding thermal dissipation and board space. Evaluate the input voltage range against the source supply to ensure adequate headroom for the desired dropout voltage characteristics at the target load current.

Part Context

This part belongs to the S-1701 series of combo voltage detectors and regulators from ABLIC. The series is designed for applications requiring simultaneous voltage regulation and supervision. The W1815 designation indicates specific fixed output voltages of 1.5 V and 1.8 V. The M5T1G suffix typically denotes the SOT-23-5 package type and tape-and-reel packaging configuration.

Replacement Considerations

Consult the official ABLIC replacement guide for direct equivalents. Verify pin compatibility and electrical parameters before substituting with other LDOs or combo regulators. Cross-reference specific suffix codes to ensure identical output voltages and package styles.