BD50HA5MEFJ-LBH2

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

The BD50HA5MEFJ-LBH2 is a positive electrode linear voltage regulator (LDO) manufactured by ROHM Semiconductor. It provides a fixed 5V output with a maximum current of 500mA. The device operates within an input voltage range of 4.5V to 10V and features a typical dropout voltage of 600mV at full load. Designed for automotive applications, it meets AEC-Q100 standards and functions reliably across a temperature range of -40°C to +105°C. Key protection features include thermal shutdown and overcurrent protection.

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

• Integrated thermal shutdown and overcurrent protection mechanisms ensure operational safety under fault conditions.
• AEC-Q100 qualified for automotive functional safety support requirements.
• Fixed 5V output configuration simplifies circuit design for standard logic levels.

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

• Automotive electronic control units requiring stable 5V power rails
• Infotainment systems and dashboard instrumentation modules
• Sensor interface circuits in vehicle networks

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

Verify the exact suffix LBH2 against the official datasheet to confirm package type and tape/reel specifications. Confirm RoHS compliance status as indicated in the latest documentation. Check for obsolescence notices such as NRND status before finalizing procurement plans. Ensure compatibility with existing PCB footprints for HTSOP-J8 packages.

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

Select this component when a fixed 5V output is required for automotive-grade applications. Consider the 500mA current limit and 600mV dropout voltage for headroom calculations. Verify that the operating temperature range meets the specific environmental constraints of the target assembly. Compare input voltage limits against the system supply rail to ensure regulation stability.

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

This part belongs to the BDxxGA5 series of low-dropout regulators designed specifically for automotive use. It shares the HTSOP-J8 package form factor with other variants in the family but differs in output voltage and current capabilities. The series emphasizes high reliability and noise immunity for sensitive vehicle electronics.

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

Check for direct pin-compatible substitutes within the same BDxxGA5 family with different output voltages or currents. Verify if alternative manufacturers offer AEC-Q100 qualified LDOs with similar 500mA ratings and HTSOP-J8 packaging. Ensure any replacement maintains the same thermal and electrical performance characteristics.

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

What is the maximum input voltage for the BD50HA5MEFJ-LBH2?

The maximum input voltage is 10V.

Does this regulator include short-circuit protection?

Yes, it includes overcurrent protection which typically engages during short-circuit conditions.