BD30IA5WEFJ-E2

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

The BD30IA5WEFJ-E2 is a fixed-output Low Dropout (LDO) voltage regulator manufactured by ROHM Semiconductor, providing a stable 3.0V output with a maximum current capacity of 0.5A. It features high output accuracy of ±1.0% at 25°C and operates within an input voltage range of 2.4V to 5.5V. The device includes comprehensive protection mechanisms such as overcurrent protection, thermal shutdown, and a dedicated ON/OFF switch that reduces standby current to 0µA. Designed for digital home appliances, it utilizes an HTSOP-J8 package with excellent heat dissipation characteristics.

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

• Integrated overcurrent protection and thermal shutdown circuits prevent IC damage during short circuits or overload conditions.
• Built-in ON/OFF switch function allows complete circuit disconnection, reducing standby current to 0µA.
• High-precision output regulation ensures stability with ±1.0% accuracy under standard temperature conditions.
• Compatible with ceramic capacitors to support system miniaturization and extended component lifespan.

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

• Digital home appliances
• General-purpose low dropout power supply circuits
• Battery-powered electronic devices requiring efficient voltage regulation

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

Verify the specific ordering suffix to ensure compatibility with required production lines, as variants like the BD30IA5JEFJ may utilize different manufacturing processes despite identical electrical specifications. Confirm RoHS compliance status and long-term supply availability, which is planned for ten years. Ensure the selected package matches the HTSOP-J8 form factor for proper thermal management and PCB integration.

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

Select this component when a fixed 3.0V output is required with high precision and robust internal protection features. It is suitable for applications where minimizing standby power consumption is critical due to the zero-current shutdown capability. Consider the HTSOP-J8 package for its thermal performance in compact designs. Verify that the input voltage remains within the 2.4V to 5.5V range to maintain optimal dropout voltage and regulation performance.

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

This part belongs to the BDxxIA5WEFJ series of LDO regulators from ROHM Semiconductor, designed for general consumer electronics. The series offers both fixed and adjustable output options, with the 'I' variant typically denoting specific accuracy and protection levels. The BD30IA5WEFJ-E2 specifically provides a fixed 3.0V output, distinguishing it from adjustable models like the BD00HA5WEFJ or other fixed voltages in the same family.

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

The BD30IA5JEFJ is a confirmed substitute part number recommended for new developments, utilizing different production lines but maintaining identical electrical characteristics. Ensure that any replacement maintains the HTSOP-J8 package and 0.5A output current rating to preserve system design integrity.