S-19243G18H-E8T1U

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

The S-19243G18H-E8T1U is an automotive-grade low dropout (LDO) voltage regulator manufactured by ABLIC Inc. It belongs to the S-19243 series and provides a fixed output voltage of 1.8V. The device supports a maximum input voltage of 10V and delivers an output current of 500mA. Key electrical specifications include a quiescent current of 150µA, power supply rejection ratio of 60dB at 1kHz, and an operating temperature range from -40°C to 105°C. It features adjustable output voltage capability in the broader family, though this specific part is fixed.

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

• Automotive grade reliability with AEC-Q100 qualification
• Integrated enable control and soft start functionality
• Built-in protection against overcurrent, overheating, and short circuits

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

• Automotive electronic systems requiring stable 1.8V power rails
• Battery management systems in vehicles
• Infotainment and sensor power distribution networks

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

Verify the exact suffix E8T1U corresponds to the reel packaging configuration and specific output tolerance requirements. Confirm that the fixed 1.8V output aligns with circuit design needs, as other variants in the S-19243 series offer different voltages or adjustable options. Ensure compatibility with automotive thermal and electrical standards before finalizing procurement orders.

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

Select this component when a fixed 1.8V output is required for automotive applications. Compare against other S-19243 variants if different output voltages or higher current capabilities are needed. Consider the 8-HSOPA package dimensions for PCB layout constraints. Verify that the 500mA output current suffices for the target load without exceeding thermal limits.

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

This LDO regulator is part of ABLIC's S-19243 series designed for automotive environments. It shares architectural similarities with other parts in the series, such as the S-19243G12H-E8T1U, differing primarily in output voltage settings. The series emphasizes low current consumption and high withstand voltage suitable for vehicle power systems.

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

Direct parameter-equivalent substitutes within the same manufacturer line include the S-19243E18H-E8T1U and S-19243F18H-E8T1U, assuming identical output voltage and package requirements. Cross-manufacturer replacements require careful verification of pinout compatibility and electrical specifications.