BH28M0AWHFV-TR

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

The BH28M0AWHFV-TR is a single-output fixed low-dropout (LDO) linear voltage regulator manufactured by ROHM Semiconductor. It provides a fixed output voltage of 2.8 V with a maximum output current capability of 150 mA. The device operates within an input voltage range of 2.5 V to 5.5 V and features a typical power supply rejection ratio (PSRR) of 60 dB at 1 kHz. Key electrical parameters include a dropout voltage of 315 mV, line regulation of 2 mV, and load regulation of 10 mV. The component supports surface-mount installation in an HVSOF-5 package and functions reliably across an operating temperature range from -40 °C to +85 °C.

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

• Integrates CMOS LDO architecture for efficient voltage regulation with minimal quiescent current consumption.
• Includes built-in protection mechanisms such as thermal shutdown and over-current protection to ensure operational safety under fault conditions.
• Offers high ripple rejection performance suitable for noise-sensitive analog and digital circuit applications.

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

• Portable battery-powered electronic devices requiring stable low-voltage power supplies
• Embedded systems utilizing microcontrollers or memory components needing regulated 2.8 V rails
• Communication modules and sensor interfaces demanding low-noise power delivery

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

Verify the specific suffix and marking on the physical component against the official ROHM datasheet to confirm authenticity. Ensure the ordering information matches the exact part number BH28M0AWHFV-TR, including packaging type. Check for any recent lifecycle notices, as this component may be subject to availability changes or replacement recommendations by the manufacturer.

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

Select this regulator when a fixed 2.8 V output is required with moderate current demands up to 150 mA. Consider the HVSOF-5 package size constraints and the specified input voltage window of 2.5 V to 5.5 V. Evaluate thermal dissipation requirements based on the expected load current and ambient temperature conditions within the -40 °C to +85 °C operating range.

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

This component belongs to the BH28PB1WHFV series of CMOS LDO regulators from ROHM Semiconductor. It is designed for general-purpose power management in compact electronic designs. The device integrates essential protection features and offers stable performance in small surface-mount packages, making it suitable for space-constrained portable applications.

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

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult ROHM Semiconductor directly for recommended alternatives or updated product listings if this component is no longer suitable for new designs.