BDJ2GC0JEFJ-E2

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

The BDJ2GC0JEFJ-E2 is a high-accuracy low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a fixed positive output of 12 V with a maximum output current of 1 A. 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, with a maximum of 920 mV. It maintains a voltage regulation accuracy of 1% and includes integrated protection circuits for overcurrent and thermal shutdown. The component is housed in an HTSOP-J8 surface-mount package and functions reliably across an operating temperature range of -25°C to +85°C.

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

• High-accuracy fixed voltage regulation with 1% output tolerance
• Integrated overcurrent and thermal shutdown protection circuits
• Low dropout voltage characteristics for efficient power management
• Built-in soft start function to limit inrush current

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

• Digital home appliances requiring stable 12 V power rails
• Industrial control systems utilizing PMIC architectures
• Embedded electronics needing reliable linear regulation

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

Verify the specific suffix E2 against official ROHM documentation to confirm manufacturing lot and compliance status. Ensure the HTSOP-J8 package footprint matches the target PCB design. Confirm that the 1 A output current capability aligns with the thermal dissipation requirements of the final application environment.

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

Select this component when a fixed 12 V output is required with high precision. The 1 A current capacity suits moderate load applications. Consider the 600 mV typical dropout voltage for input-output headroom calculations. The HTSOP-J8 package offers thermal performance suitable for compact designs without external heatsinks under normal conditions.

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

This LDO regulator belongs to the BDJ2 series from ROHM Semiconductor, designed for general-purpose power management in consumer and industrial electronics. The series emphasizes high accuracy and robust protection features within a compact surface-mount form factor. It serves as a key component in PMIC solutions where stable voltage delivery is critical for downstream digital logic and sensors.

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

Does the BDJ2GC0JEFJ-E2 include a shutdown function?

Yes, the datasheet indicates the inclusion of an ON/OFF switch that reduces circuit current to 0 µA during shutdown.

What is the maximum power dissipation rating?

The maximum power dissipation is specified as 2.11 W.