BD90GA5VEFJ-ME2

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

The BD90GA5VEFJ-ME2 is a fixed-output low-dropout (LDO) regulator manufactured by ROHM Semiconductor, designed for automotive applications. It provides a stable 9 V output with a maximum current capacity of 500 mA. The device operates within an input voltage range of 4.5 V to 14 V and features a typical dropout voltage of 600 mV at full load. It utilizes an HTSOP-J8 surface-mount package and supports operation from -40°C to +105°C. Key electrical specifications include a line regulation of 25 mV, load regulation of 25 mV, and an input bias current of 900 µA.

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

• Integrated overcurrent protection and thermal shutdown circuits to prevent IC damage during short circuits or overload conditions.
• Features a dedicated ON/OFF switch that reduces circuit current to 0 µA in shutdown mode for enhanced power efficiency.
• Designed for use with ceramic output capacitors to support system miniaturization and extended component lifespan.

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

• Automotive electronic systems requiring high-accuracy voltage regulation
• Digital home appliances utilizing LDO regulators
• Power management integrated circuits (PMIC) in consumer electronics

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

Verify the specific suffix ME2 against the official datasheet to confirm pinout and functional compatibility. Ensure the supplier provides the original manufacturer's documentation rather than third-party summaries. Confirm RoHS compliance status directly from the product specification sheet before procurement.

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

Select this component when a fixed 9 V output is required for automotive-grade environments. The HTSOP-J8 package offers thermal advantages suitable for compact designs. Consider the 500 mA current limit and 14 V maximum input voltage when designing the power supply stage. Verify ceramic capacitor requirements to ensure stability and meet the specified ripple rejection performance.

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

This part belongs to the BDxxGA5 series of LDO regulators from ROHM Semiconductor. The series includes both fixed and adjustable output variants, sharing common features such as high accuracy and robust protection mechanisms. The BD90GA5VEFJ-ME2 specifically denotes the 9 V fixed output version within this family, distinguished by its automotive qualification and specific packaging configuration.

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

Consult the official ROHM replacement guide for direct substitutes. Cross-reference pinouts and electrical parameters carefully. Generic LDO replacements may not match the automotive temperature range or specific protection features.