BD25HA3MEFJ-LBH2

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

The BD25HA3MEFJ-LBH2 is a low-dropout linear regulator manufactured by ROHM Semiconductor, designed for industrial applications. It provides a fixed 2.5 V output with a maximum current of 300 mA. The device operates within an input voltage range of 8 to 4.5 V and features a typical dropout voltage of 600 mV. It is housed in an HTSOP-J8 surface-mount package and supports an operating temperature range from -40°C to +105°C.

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

• Integrated shutdown function reduces circuit current to zero during off-state
• Built-in overcurrent protection prevents IC damage from output shorts
• Thermal shutdown circuit protects against overheating under overload conditions

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

• Industrial control systems requiring stable low-voltage power rails
• Embedded sensor modules needing precise 2.5 V regulation
• Automotive infotainment subsystems compatible with industrial-grade components

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

Verify the NRND status before procurement, as this component is not recommended for new designs. Confirm exact suffix compatibility with existing PCB footprints. Check lead times due to potential production phase-out. Ensure storage conditions meet moisture sensitivity level requirements. Validate that the HTSOP-J8 package aligns with assembly capabilities.

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

Select this LDO when a fixed 2.5 V output at 300 mA is required in industrial environments. Consider the 600 mV dropout voltage relative to minimum input supply. Evaluate thermal dissipation capabilities within the HTSOP-J8 package. Compare against automotive-qualified alternatives if higher reliability standards are needed. Verify input voltage range compatibility with system power architecture.

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

This part belongs to the BD25HA series of low-dropout regulators from ROHM Semiconductor. The series offers various fixed and adjustable output voltages with similar packaging options. The BD25HA3 variant specifically targets 300 mA applications. The MEJ suffix indicates the specific package and tape/reel configuration. The LBH2 suffix denotes the specific output voltage and packaging variant.

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

No public confirmed substitute part numbers are available in the provided documentation. Designers should consult ROHM Semiconductor directly for end-of-life management or alternative recommendations.