BD33HA3VEFJ-ME2

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

The BD33HA3VEFJ-ME2 is a fixed-output low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 3.3 V output with a maximum continuous current of 300 mA. The device operates within an input voltage range of 4.5 V to 8 V and maintains high accuracy with a voltage regulation tolerance of 1%. Designed for automotive environments, it supports surface-mount installation in an HTSOP-J8 package. The component functions reliably across an extended temperature range from -40°C to +105°C, ensuring performance under demanding thermal conditions.

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

• High-accuracy voltage regulation suitable for precision automotive applications
• Automotive-grade qualification for reliable operation in harsh environments
• Low dropout voltage characteristics for efficient power management

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

• Automotive electronic systems requiring stable 3.3 V power rails
• In-vehicle infotainment and control unit power supplies
• Sensor interface circuits in automotive networks

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

Verify the complete part number including suffixes against official ROHM documentation to ensure correct package and temperature grade. Confirm AEC-Q100 compliance status for specific automotive reliability requirements. Check for any recent lifecycle notices or recommended alternative replacements before finalizing procurement decisions.

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

Select this component when a fixed 3.3 V output with 300 mA capacity is required in automotive contexts. Ensure the input voltage stays within the 4.5 V to 8 V window. Consider the HTSOP-J8 package constraints for PCB layout. Verify that the 1% accuracy meets system specifications compared to standard LDO options.

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

This regulator belongs to ROHM's automotive-specific LDO series designed for high reliability. It integrates protection features typical of modern power management ICs. The HTSOP-J8 package offers compact footprint solutions for space-constrained automotive electronics while maintaining thermal performance standards.

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

Consult official ROHM databases for direct pin-compatible substitutes. Verify electrical parameters match exactly if cross-referencing with other manufacturers' parts.