BDJ2FD0WHFP-TR

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

The BDJ2FD0WHFP-TR is a positive fixed-output low-dropout (LDO) linear voltage regulator manufactured by ROHM Semiconductor. It provides a stable 2.5V output with a maximum continuous current of 2A. The device features a typical dropout voltage of 550mV at full load and offers a ripple rejection ratio of 55dB at 120Hz. It operates within an input voltage range up to 32V and includes built-in thermal shutdown and overcurrent protection circuits. The component is housed in the HRP-5 surface-mount package, designed for efficient power management in compact electronic systems.

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

• Provides a fixed 2.5V output with high current capability up to 2A
• Features low saturation characteristics with a typical dropout voltage of 550mV
• Includes internal protection mechanisms against thermal overload and output short circuits

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

• Power supply stages for portable consumer electronics
• Voltage regulation in industrial control systems
• Biasing circuits for analog signal processing modules

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

Verify the specific output voltage variant, as the BDJ2FD0 series includes multiple fixed voltage options. Confirm the HRP-5 package footprint compatibility with your PCB layout. Ensure that the thermal design accounts for the power dissipation at your expected load current and ambient temperature conditions to maintain reliability within the specified operating range.

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

Select this component when a fixed 2.5V rail is required with high current drive capabilities. It is suitable for applications where low noise and good line regulation are prioritized. Consider the thermal performance in your enclosure design, as the HRP-5 package relies on board copper for heat dissipation. Verify that the input voltage remains within the safe operating area to prevent excessive power loss.

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

This part belongs to the BDxxFD0 series of single-output LDO regulators from ROHM. The series is characterized by its ability to deliver up to 2A of output current with a withstand voltage of 35V. These regulators are designed for standard-grade applications and typically include essential protection features like thermal shutdown and overcurrent limiting, making them robust choices for general-purpose power management tasks.

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

Cross-reference with other BDJ2FD0 variants if different fixed output voltages are needed. Check for equivalent 2A LDOs in the HRP-5 package from other manufacturers, ensuring pinout compatibility and matching electrical specifications such as dropout voltage and ripple rejection.