S-1335H18-A4T2U3

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

The S-1335H18-A4T2U3 is a CMOS low-dropout voltage regulator from the S-1335 series manufactured by ABLIC. It provides a fixed output voltage of 1.8 V with a maximum output current of 150 mA. The device features a typical power supply rejection ratio (PSRR) of 80 dB and operates within an input voltage range supporting up to 5.5 V. Key electrical parameters include a line regulation of 0.05 %/V, load regulation of 15 mV, and a quiescent current of 36 µA. The unit utilizes an HSNT-1010-4 package and functions across a temperature range of -40°C to +85°C.

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

• Integrates a soft-start function to limit inrush current during startup.
• Delivers high ripple rejection performance for stable noise-sensitive applications.
• Maintains precise output voltage regulation with minimal dropout voltage.

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 demanding stable voltage rails under varying loads

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

Verify the specific suffix codes against official ABLIC documentation to ensure correct output voltage and package configuration. Confirm RoHS compliance status through manufacturer datasheets prior to integration. Cross-reference ordering information with authorized distributors to validate part authenticity and availability constraints.

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

Select this component when a fixed 1.8 V rail is required with high ripple rejection capabilities. Consider the 150 mA current limit and 36 µA standby current for battery life optimization. Ensure the HSNT-1010-4 footprint aligns with PCB layout constraints and thermal requirements for the target application environment.

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

This regulator belongs to the S-1335 series, designed for high accuracy and low current consumption. The series utilizes CMOS process technology to achieve high withstand voltage characteristics. It serves as a power management solution for portable equipment where space efficiency and energy conservation are critical design priorities.

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

Direct substitutes within the same series include S-1335H25-A4T2U3 (2.5 V output) and S-1335E18-A4T2U3 (1.8 V output). Verify pin compatibility and thermal performance when swapping between variants with different output voltages or package types.