BD30HA5WEFJ-E2

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

The BD30HA5WEFJ-E2 is a high-accuracy linear low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a fixed positive output voltage of 3 V with a maximum continuous output current capability of 500 mA. The device operates within an input voltage range of 4.5 V to 8 V and maintains stable regulation across a junction temperature range of -25°C to +85°C. Key electrical specifications include a load regulation of 1.5% and a quiescent supply current of 900 uA. The component features a power dissipation rating of 2.11 W and is housed in an 8-pin HTSOP-J surface-mount package.

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

• Fixed 3 V output voltage with 500 mA current capacity
• High-accuracy linear regulation performance
• Compact 8-pin HTSOP-J surface-mount packaging

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

• Portable electronic devices requiring stable 3 V logic levels
• Battery-powered systems needing efficient linear regulation
• Embedded microcontroller power supply circuits

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

Verify the specific suffix E2 against official ROHM documentation to confirm compliance with RoHS directives and lead-free manufacturing standards. Ensure the ordering part number matches the exact HTSOP-J package variant required for your PCB footprint. Cross-reference the manufacturer datasheet for any recent design changes or obsolescence notices before finalizing procurement orders.

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

Select this component when a fixed 3 V output is required with moderate current demands up to 500 mA. Consider the 4.5 V minimum input voltage constraint and the 8 V maximum limit during system design. Evaluate thermal management requirements based on the 2.11 W power dissipation rating and the specific ambient operating conditions within the -25°C to +85°C range.

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

This LDO regulator belongs to ROHM's series of high-accuracy linear voltage controllers designed for portable applications. It utilizes a dedicated semiconductor process technology to achieve low noise and high ripple rejection. The HTSOP-J package allows for automated surface-mount assembly, supporting compact circuit board layouts common in modern consumer electronics and industrial control modules.

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

Public confirmed substitute part numbers are not available in the provided source material.