BH18PB1WHFV-TR

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

The BH18PB1WHFV-TR is a fixed-output CMOS LDO regulator manufactured by ROHM Semiconductor. It provides a stable 1.8 V output with a maximum load current of 150 mA. The device operates within an input voltage range of 2.5 V to 5.5 V and features a typical dropout voltage of 0.315 V at full load, with a maximum of 0.6 V. Key electrical specifications include a power supply rejection ratio (PSRR) of 60 dB at 1 kHz, line regulation of 2 mV, and load regulation of 10 mV. It incorporates comprehensive protection mechanisms including over-current protection, thermal shutdown, and soft start functionality.

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

• Integrates over-current protection, thermal shutdown, and soft start for enhanced system reliability
• Utilizes low quiescent current architecture to minimize power consumption in standby modes
• Provides high ripple rejection performance suitable for noise-sensitive applications

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

• Power supply for logic integrated circuits
• Voltage regulation for radio frequency modules
• Power sources for camera module components

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

Verify component authenticity through authorized distribution channels. Confirm that the specific suffix matches the required package and tape-reel specifications. Ensure compliance with RoHS directives and check for any end-of-life notifications or design-in restrictions prior to procurement.

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

Select this component when a fixed 1.8 V rail is required with moderate current demands up to 150 mA. Consider the HVSOF-5 package constraints and the specified operating temperature range of -40°C to +85°C. Evaluate the input voltage headroom against the minimum dropout requirements for optimal efficiency.

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

This part belongs to the BH series of standard CMOS LDO regulators from ROHM. These devices are designed for portable electronics requiring small form factors and efficient power management. The BH18PB1WHFV-TR specifically targets applications needing a precise 1.8 V output with integrated protection features in a compact surface-mount package.

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

BH18LB1WHFV-TR

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

What protection features are included in the BH18PB1WHFV-TR?

The device includes over-current protection, thermal shutdown, and soft start functionality to protect both the regulator and the load.

What is the maximum input voltage for this regulator?

The maximum input voltage is 5.5 V.