S-1142BA4I-E6T1U

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

The S-1142BA4I-E6T1U is a positive linear voltage regulator from the ABLIC S-1142A/B series. It provides a fixed output voltage of 4.0 V with a maximum output current of 200 mA. The device operates within an input voltage range up to 36 V and maintains performance across a temperature range of -40°C to +85°C. Key electrical characteristics include a typical power supply rejection ratio (PSRR) of 30 dB and a dropout voltage of 400 mV at full load. The unit is housed in a compact HSOP-6 surface-mount package.

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

• Provides stable regulated output voltage for sensitive electronic circuits
• Integrates overcurrent protection and thermal shutdown mechanisms
• Designed for high ripple rejection in noisy power environments

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

• Automotive electronic control units requiring reliable power regulation
• Industrial equipment power management systems
• Consumer electronics utilizing low-dropout regulation

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

Verify the specific output voltage tolerance and package variant against the official manufacturer datasheet before procurement. Confirm that the HSOP-6 footprint matches your PCB design constraints. Ensure the operating temperature range meets your application's environmental requirements. Cross-reference the ordering code with the latest ABLIC documentation to avoid obsolete or discontinued variants.

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

Select this component when a fixed 4.0 V output is required with up to 200 mA load capability. Consider the S-1142B series for applications needing high input voltage tolerance up to 36 V. Evaluate the 400 mV dropout voltage against your minimum input-output differential. Verify compatibility with HSOP-6 assembly processes and thermal dissipation capabilities for the intended enclosure.

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

This part belongs to the ABLIC S-1142A/B family of automotive-grade linear regulators. These devices are designed for high reliability in demanding environments, featuring robust protection circuits. The series supports various fixed output voltages and is suitable for safety-critical applications where stable power delivery is essential.

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

Check the S-1142BAxxI-E6T1U series for alternative voltage outputs. Verify pin compatibility with other HSOP-6 LDOs if cross-brand substitution is necessary.