S-1315D17-M5T1U3

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

The S-1315D17-M5T1U3 is a CMOS positive voltage regulator IC from the S-1315 Series, manufactured by ABLIC Inc. It provides a fixed output voltage of 1.7 V with an accuracy of ±1.0%. The device supports an input voltage range of 1.4 V to 5.5 V and delivers up to 200 mA of output current. Key electrical characteristics include a typical dropout voltage of 0.371 V at 200 mA, a typical operating current consumption of 7 μA, and a ripple rejection of 60 dB typ. at 1.0 kHz. It operates within a temperature range of −40°C to +85°C and is housed in a SOT-23-5 package.

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

• Capable of stable operation without an output capacitor for phase compensation.
• Includes built-in overcurrent protection circuitry to safeguard against excessive load currents.
• Features an ON/OFF control pin that enables deep power-off mode to minimize current consumption.

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

• Constant-voltage power supply for battery-powered devices
• Constant-voltage power supply for communication equipment
• Constant-voltage power supply for mobile phones
• Constant-voltage power supply for electronic modules

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm compliance with RoHS and REACH regulations as specified in official documentation. Ensure handling procedures account for electrostatic discharge sensitivity. Validate package integrity upon receipt to prevent physical damage prior to assembly.

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

Select this component when a fixed 1.7 V output is required with minimal quiescent current. Verify that the application input voltage remains within the 1.4 V to 5.5 V range. Consider the SOT-23-5 package constraints regarding power dissipation if high load currents are sustained. Evaluate thermal performance under maximum ambient temperature conditions.

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

This part belongs to the S-1315 Series, which utilizes CMOS technology for low dropout and high accuracy. The series offers various output voltages selectable in 0.05 V steps. The 'D' suffix indicates specific internal logic configurations regarding the ON/OFF pin behavior, specifically lacking discharge shunt and pull-down functions compared to other variants in the family.

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

S-1315D18-M5T1U3: Identical package and features with 1.8 V output.

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

Is an output capacitor required for the S-1315D17-M5T1U3?

No, an output capacitor is unnecessary for stability. However, if used, it must be 10 μF or less.

What is the function of the NC pin on the SOT-23-5 package?

The NC pin is electrically open but can be connected to the VIN or VSS pin if desired.