BD15GA3MEFJ-LBH2

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

The BD15GA3MEFJ-LBH2 is a single-output fixed low-dropout linear regulator manufactured by ROHM Semiconductor. It provides a fixed output voltage of 1.5 V with a maximum output current capability of 300 mA. The device operates within an input voltage range from 4.5 V to 14 V and features a typical dropout voltage of 600 mV at full load. It is designed for surface-mount installation in an HTSOP-J8 package, supporting operation across an extended temperature range from -40°C to +105°C.

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

• Integrated thermal shutdown circuitry prevents damage during over-temperature conditions.
• Built-in overcurrent protection safeguards the device against output short circuits.
• Includes a shutdown function that reduces circuit current to near zero when disabled.

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

• Automotive electronic systems requiring AEC-Q100 qualified components
• Industrial equipment operating in high-temperature environments
• Digital home appliances utilizing low-noise power regulation

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required package and tape-and-reel specifications. Check for RoHS compliance status and ensure the part meets functional safety requirements if used in automotive contexts. Validate datasheet revisions before integration into final designs.

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

Select this regulator for applications requiring a stable 1.5 V supply with moderate current demands up to 300 mA. Ensure the input voltage remains within the specified 4.5 V to 14 V window to maintain proper regulation. Consider the HTSOP-J8 package constraints for thermal management and PCB layout. Verify that the external capacitor requirements align with the stability criteria defined in the official documentation.

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

This component belongs to the BDxxGA3 series of low-dropout regulators designed for robust performance in demanding environments. The series is characterized by its automotive-grade qualification and integrated protection features. It serves as a reliable power management solution for systems needing precise voltage regulation with minimal external component count.

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

Consult official ROHM documentation for verified cross-reference parts. Ensure any substitute maintains identical pinout, voltage ratings, and package dimensions. Verify that alternative components meet the same AEC-Q100 reliability standards and thermal performance characteristics.

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

Is the BD15GA3MEFJ-LBH2 suitable for automotive applications?

Yes, the component is qualified under the AEC-Q100 standard, making it suitable for automotive electronic systems.

What protection features are included in this LDO?

The device includes thermal shutdown and overcurrent protection to prevent damage during fault conditions such as shorts or excessive heat.