BH28FB1WG-TR

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

The BH28FB1WG-TR is a low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor, designed for stable power supply applications. 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 from 2.5 V to 5.5 V and features a shutdown function for power management. It is housed in an SSOP-5 surface-mount package and supports operation across a temperature range of -30°C to +85°C. Key electrical specifications include a line regulation of 20 mV, load regulation of 90 mV, and an input bias current of 40 µA.

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

• Integrates a shutdown control pin to reduce standby power consumption when the device is not in active use.
• Delivers a precise fixed output voltage with high accuracy suitable for sensitive digital logic circuits.
• Utilizes a compact SSOP-5 surface-mount package to facilitate space-constrained printed circuit board layouts.

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

• Portable battery-powered electronic devices requiring efficient voltage regulation
• Embedded systems utilizing microcontrollers or memory components needing stable 2.8 V rails
• Consumer electronics where low quiescent current and small form factor are critical

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

Verify component authenticity through authorized distributors due to the NRND status. Confirm that the SSOP-5 package dimensions match the target PCB footprint. Ensure thermal dissipation requirements are met within the specified operating temperature range. Check for RoHS compliance documentation if environmental regulations apply to the final assembly.

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

Select this component when a fixed 2.8 V output is required with moderate current demands up to 150 mA. Consider the shutdown feature for applications necessitating power saving modes. Evaluate the input voltage range to ensure compatibility with the system's power source. Compare line and load regulation specs against downstream circuit sensitivity requirements.

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

This LDO regulator belongs to ROHM's PMIC portfolio, targeting general-purpose power management needs. It complements other fixed-output regulators in the series offering different voltage levels or current capabilities. The device addresses market demand for reliable, low-cost voltage regulation in consumer and industrial electronics sectors.

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

The product status is Not Recommended for New Designs (NRND). Engineers should evaluate alternative LDO regulators with similar electrical characteristics and compatible pinouts for new development projects to ensure long-term supply availability.