BD50HC5VEFJ-ME2

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

The BD50HC5VEFJ-ME2 is a single-output positive linear low-dropout regulator manufactured by ROHM Semiconductor. It provides a fixed output voltage of 5 V with a maximum output current of 1.5 A. The device operates within an input voltage range of 4.5 V to 8 V and features a typical dropout voltage of 600 mV, with a maximum of 900 mV. It includes integrated protection circuits for overcurrent and thermal shutdown, along with a soft-start function. The component is qualified under the AEC-Q100 standard for automotive applications and functions reliably across a temperature range of -40°C to +105°C.

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

• Provides high-accuracy fixed voltage regulation suitable for sensitive automotive electronics
• Integrates comprehensive protection mechanisms including overcurrent, thermal shutdown, and soft-start capabilities
• Designed for automotive environments with AEC-Q100 qualification and extended temperature operation

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

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

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

Verify the specific suffix ME2 against the official ROHM datasheet to confirm pinout compatibility and electrical specifications. Confirm that the fixed 5 V output aligns with system requirements, as adjustable variants exist within the same family. Ensure the HTSOP-J8 package footprint matches the PCB design constraints. Check for any recent lifecycle status updates regarding availability or recommended new designs.

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

Select this component when a fixed 5 V output is required rather than an adjustable configuration. The 1.5 A current capacity supports moderate load demands common in automotive modules. Consider the 600 mV typical dropout voltage to ensure sufficient headroom between input supply and output load. Verify that the thermal dissipation characteristics fit the enclosure environment without excessive heatsinking.

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

This part belongs to the BD50HC5 series of high-current LDO regulators designed specifically for automotive use. It shares the HTSOP-J8 package form factor with other members of the family but differs in output type and voltage accuracy. The series emphasizes reliability and safety compliance for critical vehicle systems.

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

BD50HC5MEFJ-ME2 offers an adjustable output variant within the same package and performance class.