BH15PB1WHFV-TR

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

The BH15PB1WHFV-TR is a fixed-output CMOS Low Dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 1.5 V output with a maximum load current of 150 mA. The device operates within an input voltage range up to 5.5 V and features a typical dropout voltage of 250 mV at 100 mA. Key electrical specifications include a line regulation of 2 mV, load regulation of 10 mV, and a ripple rejection ratio of 60 dB at 1 kHz. The quiescent current is typically 4 µA, with a maximum supply current of 40 µA. Power dissipation is rated at 410 mW, and the unit maintains voltage accuracy within ±1%. It functions reliably across an operating temperature range from -40°C to +85°C.

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

• CMOS architecture ensures low power consumption with minimal quiescent current draw for battery-operated applications.
• Integrated protection mechanisms include thermal shutdown and over-current protection to safeguard against fault conditions.
• Fixed 1.5 V output eliminates the need for external feedback resistors, simplifying circuit design.
• Compact HVSOF-5G surface-mount package facilitates space-constrained PCB layouts.

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

• Portable electronic devices requiring efficient power management
• Battery-powered consumer electronics
• Embedded systems utilizing standard CMOS logic levels

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific environmental certifications required by your region. Ensure the ordering suffix matches the exact reel quantity and packaging format specified in the official datasheet. Validate that the batch date code meets project requirements before finalizing procurement orders.

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

Select this component when a fixed 1.5 V rail is required with moderate current demands up to 150 mA. Consider the HVSOF-5G package constraints regarding thermal dissipation and board space. Evaluate the 60 dB PSRR performance against noise sensitivity requirements in the target application. Verify input voltage stability remains within the 5.5 V maximum limit during all operational states.

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

This part belongs to ROHM's series of standard CMOS LDO regulators designed for general-purpose power management. It serves as a legacy component, indicated by its 'Not Recommended for New Designs' status. Engineers often encounter this part in existing hardware maintenance or replication projects where original schematics specify this exact voltage and current profile.

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

BH15LB1WHFV-TR

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

Is the BH15PB1WHFV-TR suitable for new designs?

No, ROHM lists this component as Not Recommended for New Designs (NRND). Existing production should continue, but new products should utilize alternative successors.

What is the maximum input voltage for this regulator?

The maximum input voltage is 5.5 V. Exceeding this limit may damage the internal circuitry.