BD15HA3MEFJ-ME2

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

The BD15HA3MEFJ-ME2 is a single-output fixed positive low-dropout linear regulator manufactured by ROHM Semiconductor. It provides a stable 1.5 V output with a maximum current capacity of 300 mA. The device operates within an extended temperature range from -40°C to +105°C and features a typical dropout voltage of 600 mV at full load. Packaged in an HTSOP-J8 surface-mount format, it is designed for automotive applications and holds AEC-Q100 qualification.

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

• Integrated protection mechanisms including thermal shutdown and overcurrent protection ensure reliable operation under fault conditions.
• AEC-Q100 qualified for automotive grade reliability and durability in harsh environments.
• Fixed 1.5 V output eliminates the need for external feedback resistors, simplifying circuit design.

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

• Automotive electronic systems requiring regulated 1.5 V power rails
• Power management circuits for automotive sensors and modules
• Embedded systems in vehicles operating within extended temperature ranges

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix ME2 matches project requirements. Check current lifecycle status as NRND (Not Recommended for New Designs) to assess long-term availability and supply chain risks before finalizing procurement plans.

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

Select this component when a fixed 1.5 V output is required with up to 300 mA load capability. Ensure the input voltage exceeds the minimum requirement while accounting for the 600 mV dropout voltage. Verify that the HTSOP-J8 package fits the PCB layout constraints and that the thermal performance supports the expected power dissipation within the -40°C to +105°C operating range.

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

This part belongs to the BD15 series of automotive LDO regulators from ROHM Semiconductor. The series offers various output voltages and current ratings tailored for automotive electronics. The BD15HA3 variant specifically targets applications needing a 1.5 V fixed output with moderate current drive, distinguishing it from higher-current counterparts like the BD15IC0 series.

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

Check for equivalent parts within the BD15 family such as BD15HA3WEFJ-E2, noting differences in temperature range (-25°C to +85°C vs -40°C to +105°C). Verify pin compatibility and electrical specifications before substitution. Consult official datasheets for any functional differences between variants.