BD10IA5MEFJ-LBH2

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

The BD10IA5MEFJ-LBH2 is a single-output low-dropout (LDO) linear regulator manufactured by ROHM Semiconductor, designed for automotive applications. It features a fixed output voltage of 1.0 V and supports a maximum output current of 0.5 A. The device operates within an input voltage range of 2.4 V to 5.5 V, with a typical dropout voltage of 0.4 V at full load. Output accuracy is specified at ±1.0% at 25°C. Key electrical parameters include a circuit current of 0.25 mA, ripple rejection of 60 dB, and load regulation of 25 mV. It includes shutdown, thermal shutdown, over-current protection, and soft-start functions. The component is housed in an HTSOP-J8 package and complies with AEC-Q100 standards.

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

• High-accuracy voltage regulation with ±1.0% output tolerance
• Integrated safety protections including thermal shutdown and over-current protection
• Low quiescent current consumption for efficient power management
• Automotive-grade reliability compliant with AEC-Q100 standards

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

• Power supply circuits for automotive electronic control units
• Voltage regulation for onboard sensors and microcontrollers
• Battery-powered systems requiring stable low-voltage rails

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

Verify the specific suffix 'LBH2' against official ROHM documentation to confirm long-term support status and exact pinout configuration. Ensure compatibility with automotive functional safety requirements if used in safety-critical systems. Cross-reference the datasheet revision date to validate parameter consistency before integration into new designs.

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

Select this component when a precise 1.0 V fixed rail is required with high accuracy and automotive qualification. Consider the 0.5 A current limit and 5.5 V maximum input voltage constraints. Evaluate the HTSOP-J8 package size against board space limitations. Verify that the 0.4 V dropout voltage meets the minimum input-to-output differential requirements under all operating conditions.

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

This LDO belongs to the BDxxIA5 series, a family of high-accuracy regulators optimized for automotive use. The series offers various fixed and adjustable output voltages with similar protection features. The BD10 variant specifically targets applications needing a 1.0 V supply, distinguishing it from other outputs like 1.2 V or 3.3 V in the same package family.

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

Check for direct substitutes within the BDxxIA5MEFJ series with different output voltages if system design allows. Verify pin-to-pin compatibility with alternative ROHM automotive LDOs offering similar current ratings and package types.