BD15HA3MEFJ-LBH2

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

The BD15HA3MEFJ-LBH2 is a low-dropout linear regulator manufactured by ROHM Semiconductor, designed for industrial applications. It provides a fixed positive output voltage of 10 V with a maximum continuous output current of 500 mA. The device operates within an input voltage range of 14 V to 4.5 V and features a typical dropout voltage of 600 mV. It supports surface-mount installation in an HTSOP-J8 package. The component functions reliably across an extended temperature range from -40°C to +105°C. Key electrical specifications include an input bias current of 3 uA, line regulation of 1%, load regulation of 1.5%, and a quiescent supply current of 600 uA. The reference voltage is specified at 800 mV, with a maximum power dissipation of 2.11 W.

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

• Provides a fixed 10 V positive output regulated by a single-channel architecture
• Supports high-current delivery up to 500 mA with low dropout characteristics
• Engineered for industrial-grade reliability across wide operating temperatures
• Integrates protection mechanisms including overcurrent and thermal shutdown

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

• Industrial control systems requiring stable 10 V rail
• Automotive electronics compatible with industrial grade standards
• Embedded sensor power supplies in harsh environments
• General-purpose linear regulation in compact SMD designs

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

Verify the specific suffix LBH2 against official ROHM documentation to confirm package variant and tape/reel specifications. Confirm RoHS compliance status through the manufacturer's latest environmental declaration. Check for end-of-life or not-recommended-for-new-designations prior to procurement. Ensure the supplier provides valid traceability documents matching the exact part number. Validate that the received components match the HTSOP-J8 physical dimensions and pinout defined in the datasheet.

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

Select this component when a fixed 10 V output is required with moderate current capacity. Consider the 600 mV dropout voltage for input voltage headroom calculations. Evaluate the 500 mA output capability against peak load demands. Review the -40°C to +105°C temperature range for environmental suitability. Compare the 600 uA quiescent current against system power budget constraints. Assess the HTSOP-J8 package for PCB space limitations and thermal management requirements.

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

This LDO belongs to ROHM's broader portfolio of low-dropout regulators designed for robust performance. The HTSOP-J8 package offers a compact footprint suitable for dense circuit board layouts. As an industrial-grade device, it targets applications demanding stability under varying thermal conditions. The fixed 10 V output distinguishes it from adjustable variants within the same series. It complements other ROHM PMIC solutions by providing dedicated linear regulation for specific voltage rails.

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

No public confirmed substitute part numbers are available in the provided source material.