S-13A1G17-U5T1U3

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

The S-13A1G17-U5T1U3 is a positive fixed-output CMOS linear voltage regulator from the ABLIC S-13A1 series. It provides a stable 1.7 V output with a maximum current capacity of 1 A. The device operates within an input voltage range of 1.5 V to 5.5 V and features a typical dropout voltage of 230 mV at full load. Key electrical specifications include a line regulation of 0.05 %/V, load regulation of -20 mV, and a quiescent current of 60 µA. It offers high ripple rejection of 60 dB and maintains output accuracy within 1 %. The component is housed in a compact SOT-89-5 surface-mount package.

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

• Integrates built-in load current protection and thermal shutdown circuits for enhanced reliability
• Supports small ceramic capacitors (2.2 µF) due to low on-resistance internal transistor design
• Delivers high ripple rejection performance suitable for noise-sensitive applications

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

• Battery-powered portable electronic devices requiring ultra-low standby current
• Embedded systems utilizing microcontrollers or sensors needing stable 1.7 V logic levels
• Industrial control modules operating within extended temperature ranges

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

Verify the specific suffix U5T1U3 against the manufacturer's official datasheet to confirm the exact output voltage tolerance and packaging configuration. Ensure that the ordering documentation matches the required SOT-89-5 pinout and thermal characteristics. Cross-reference the part number with authorized distributors to confirm availability and compliance with RoHS standards before finalizing procurement orders.

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

Select this regulator when a fixed 1.7 V output is required with high current capability up to 1 A. It is suitable for designs prioritizing low quiescent current consumption and high power supply rejection ratio. Consider the SOT-89-5 package constraints regarding thermal dissipation and board space. Verify that the input voltage remains above the minimum threshold to maintain regulation under all load conditions.

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

This component belongs to the S-13A1 series of high ripple-rejection low dropout voltage regulators developed by ABLIC Inc. The series utilizes advanced CMOS technology to achieve low current consumption while maintaining high output current capabilities. The S-13A1G17 variant specifically targets applications requiring a precise 1.7 V rail with robust transient response and integrated protection features for industrial and consumer electronics.

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

Direct substitutes within the same series include S-13A1B17-U5T1U3 and S-13A1D17-U5T1U3, which share identical pinouts and electrical characteristics. Verify compatibility with existing PCB layouts and thermal management strategies when transitioning between these variants.