S-13R1F18-A4T2U3

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

The S-13R1F18-A4T2U3 is a positive voltage regulator IC from the S-13R1 series, manufactured by ABLIC Inc. using CMOS technology. It provides a fixed output voltage of 1.8 V with a maximum output current of 150 mA. The device supports an input voltage range from 2.0 V to 5.5 V and features a typical dropout voltage of 150 mV at 100 mA load. It operates within a temperature range of -40°C to +85°C and is housed in an HSNT-4-B package.

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

• Built-in reverse current protection function limits reverse current flow from the output to the input pin, eliminating the need for external protection diodes.
• Includes overcurrent protection circuitry to prevent load current from exceeding the output transistor's capacity.
• Integrates thermal shutdown circuits to prevent damage caused by overheating during operation.

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

• Battery-powered portable electronic devices requiring ultra-low quiescent current
• Systems utilizing ceramic capacitors for input and output filtering
• Applications necessitating protection against reverse current flow without external components

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

Verify the specific suffix codes against official ABLIC documentation to confirm package type and electrical specifications. Ensure compatibility with required input voltage ranges and thermal management requirements. Confirm RoHS compliance status through manufacturer datasheets before procurement.

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

Select this component for designs requiring low current consumption and high ripple rejection. The fixed 1.8 V output suits digital logic supplies. Consider the HSNT-4-B package size for space-constrained layouts. Verify that the 150 mA output current meets the peak load demands of the target application.

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

This part belongs to the S-13R1 series of linear regulators designed for low power applications. The series emphasizes low current consumption and high accuracy. The S-13R1F18 variant specifically targets the 1.8 V output requirement within the broader family of adjustable and fixed voltage options.

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

Check for direct substitutes within the S-13R1 series offering different voltage outputs or packages. Verify functional equivalence regarding reverse current protection and thermal shutdown features when considering alternative manufacturers.