BD25HA3WEFJ-E2

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

The BD25HA3WEFJ-E2 is a positive fixed-output low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 2.5 V output with a maximum continuous current of 300 mA. The device operates within an input voltage range suitable for standard single-supply applications and maintains regulation with a typical dropout voltage of 600 mV at full load. It is housed in an HTSOP-J8 surface-mount package, designed for compact PCB layouts. The component supports an operating temperature range from -25°C to +85°C, ensuring reliable performance in commercial electronic environments.

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

• Fixed 2.5 V output voltage for precise power supply requirements
• High current capability up to 300 mA for driving moderate loads
• Low dropout characteristic ensures efficient operation with minimal input-output differential
• Compact HTSOP-J8 surface-mount package facilitates automated assembly

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

• Portable battery-powered devices requiring stable logic supply voltages
• Embedded systems and microcontroller power rails
• Industrial control modules needing regulated 2.5 V references
• Communication equipment internal power distribution

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

Verify the complete part number including the suffix E2, which indicates tape-and-reel packaging configuration. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the HTSOP-J8 footprint matches your PCB design guidelines. Cross-reference thermal dissipation requirements against your application's ambient temperature conditions to prevent overheating during operation.

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

Select this component when a fixed 2.5 V rail is required with up to 300 mA capacity. Consider the 600 mV dropout voltage when determining minimum input voltage headroom. The HTSOP-J8 package is suitable for space-constrained designs. Verify that the -25°C to +85°C operating range meets your environmental specifications. Compare against other LDO families if higher current or adjustable output is needed.

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

This regulator belongs to ROHM's LDO voltage regulator product line, specifically designed for general-purpose power management. The BD25 series offers various fixed output voltages and current ratings. The WE suffix typically denotes specific packaging or lead-free variants within the manufacturer's catalog. This part serves as a key component in PMIC solutions for consumer and industrial electronics.

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

Direct substitutes include other ROHM LDOs with identical 2.5 V output and 300 mA rating in HTSOP-J8 packages, such as BD25HAxWEFJ-E2 variants with different voltage outputs if system flexibility allows. Verify pin compatibility and thermal characteristics before substitution.