BD33IA5MEFJ-LBH2

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

The BD33IA5MEFJ-LBH2 is a low-dropout (LDO) voltage regulator designed for automotive applications, manufactured by ROHM Semiconductor. It provides a fixed output voltage of 3.3 V with a maximum output current of 0.5 A. The device operates within an input voltage range of 2.4 V to 5.5 V and features a typical dropout voltage of 0.4 V at full load. It maintains high accuracy with a voltage regulation tolerance of ±1.0% at 25°C. The component is housed in an HTSOP-J8 package and supports an operating temperature range from -40°C to 105°C.

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

• Integrated overcurrent protection and thermal shutdown circuits to prevent IC damage during short circuits or overload conditions.
• Includes a shutdown function that reduces circuit current to 0 µA when disabled.
• Utilizes ceramic capacitors to support miniaturization and longevity of the host equipment.

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

• Automotive electronic systems
• Digital home appliances

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

Verify the specific suffix LH against official datasheets to confirm manufacturing line variations and functional equivalence. Confirm RoHS compliance status and long-term supply availability directly with the manufacturer. Ensure the part number matches the exact automotive grade requirements for your design.

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

Select this component for designs requiring a stable 3.3 V rail with 500 mA capacity in automotive environments. Consider the HTSOP-J8 package for space-constrained PCB layouts. Verify that the input voltage remains within the 2.4 V to 5.5 V window to ensure proper regulation and dropout performance.

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

This part belongs to the BD33IA5 series of LDO regulators optimized for automotive use. It shares the same electrical characteristics as other variants in the family but may differ in production lines or packaging details. The series is characterized by high accuracy and integrated protection features suitable for critical vehicle electronics.

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

Public confirmed substitute part numbers are not available in the provided documentation. Consult official ROHM resources for cross-reference data before replacing this component.