BD33HC5VEFJ-ME2

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

The BD33HC5VEFJ-ME2 is a single-output low-dropout linear regulator manufactured by ROHM Semiconductor, designed for automotive applications. It provides a fixed positive output voltage of 3.3 V with a maximum output current capability 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 at full load. It is housed in an HTSOP-J8 surface-mount package and supports an operating temperature range from -40°C to +105°C. The component holds AEC-Q100 qualification.

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

• AEC-Q100 qualified for automotive reliability standards
• Integrated shutdown function for zero current consumption
• Built-in thermal shutdown and overcurrent protection circuits

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

• Automotive electronic systems requiring stable 3.3V power rails
• Digital home appliances utilizing high-accuracy LDO regulators
• Power management circuits in compact SMD-enabled designs

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

Verify the specific suffix ME2 against the official datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure compatibility with automotive-grade environmental standards if deployed in vehicle systems. Cross-reference the HTSOP-J8 footprint dimensions during PCB layout to prevent assembly errors. Confirm that the input voltage range aligns with your system's supply conditions.

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

Select this component when a fixed 3.3V output with 1.5A capacity is required in an automotive environment. The wide operating temperature range suits harsh conditions. Consider the 600mV dropout voltage relative to your minimum input supply. The integrated protection features reduce external component count compared to non-protected alternatives.

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

This part belongs to ROHM’s series of high-accuracy LDO regulators tailored for automotive use. It shares the HTSOP-J8 package form factor with other variants in the family but differs in current rating and input voltage specifications. The ME2 suffix typically denotes specific packaging or quality grades consistent with automotive supply chain requirements.

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

Public confirmed substitute part numbers are not available in the provided documentation. Verify direct replacements only through official ROHM cross-reference tools or updated datasheets.