S-1335F31-A4T2U3

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

The S-1335F31-A4T2U3 is a fixed positive low-dropout (LDO) voltage regulator manufactured by ABLIC. It provides a nominal output voltage of 3.1 V with a maximum load current capability of 150 mA. The device operates within an input voltage range of 1.5 V to 5.5 V and features a typical power supply rejection ratio (PSRR) of 65 dB. Key electrical parameters include a quiescent operating current of 36 µA, a line regulation of 0.05 %/V, and a load regulation of 15 mV. The component supports surface-mount installation in an HSNT-1010-4 package and functions reliably across a temperature range of -40°C to +85°C.

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

• Provides stable regulated output voltage using CMOS LDO technology
• Features high ripple rejection for noise-sensitive applications
• Supports reverse current protection capabilities

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

• Portable electronic devices requiring efficient power management
• Battery-powered systems needing low quiescent current operation
• Embedded circuits requiring stable voltage references

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

Verify the specific suffix codes against official ABLIC documentation to confirm exact output voltage tolerance and package variations. Ensure compatibility with your PCB footprint specifications for the HSNT-1010-4 package. Cross-reference the manufacturer part number with authorized distributors to confirm current availability and authenticity before procurement.

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

Select this component when a fixed 3.1 V output is required with moderate load currents up to 150 mA. Consider its low quiescent current for battery life optimization. Verify that the input voltage remains within the specified 1.5 V to 5.5 V range for proper regulation. Evaluate thermal dissipation requirements based on the expected voltage drop and load current in your specific application design.

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

This part belongs to the S-1335 series of CMOS LDO voltage regulators from ABLIC. The series is characterized by low current consumption and high accuracy. The S-1335F31 variant specifically targets applications requiring a 3.1 V output. It is designed for use in portable equipment where power efficiency and small form factors are critical constraints.

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

Consult official ABLIC substitution guides for compatible alternatives. Verify pin-out compatibility and electrical parameter equivalence before replacing.