BH29PB1WHFV-TR

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

The BH29PB1WHFV-TR is a fixed-output CMOS Low Dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 2.8 V output with a maximum continuous current of 150 mA. The device operates within an input voltage range of 1.7 V to 5.5 V and features a typical dropout voltage of 315 mV, with a maximum of 600 mV. It offers a typical Power Supply Rejection Ratio (PSRR) of 60 dB, line regulation of 2 mV, and load regulation of 10 mV. The unit is housed in a compact HVSOF-5 surface-mount package and supports an operating temperature range from -40°C to +85°C.

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

• CMOS architecture designed for low power consumption applications
• Integrated protection mechanisms including thermal shutdown and over-current protection
• Fixed output voltage configuration ensuring stable supply without external feedback components

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

• Portable electronic devices requiring efficient power management
• Battery-powered systems needing low quiescent current operation
• Embedded circuits utilizing CMOS logic families

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

Verify the component status as Not Recommended for New Designs (NRND) before initiating procurement. Confirm that existing inventory meets project requirements, as future production may be limited. Ensure compatibility with the HVSOF-5 package footprint during final assembly planning. Check RoHS compliance documentation for specific regulatory needs.

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

Select this regulator when a fixed 2.8 V rail is required with moderate current demands up to 150 mA. Consider the low input voltage start-up capability of 1.7 V for single-cell battery applications. Evaluate the thermal performance within the HVSOF-5 package against expected power dissipation limits at maximum load conditions.

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 shares similar architectural characteristics with other members of the family, differing primarily in output voltage settings. The series targets portable electronics where space constraints and power efficiency are critical design parameters.

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

BH28PB1WHFV-TR is a documented substitute within the same manufacturer lineup.