BD3987FV-E2

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

The BD3987FV-E2 is a dual-output linear voltage regulator IC manufactured by ROHM Semiconductor. It provides positive and negative adjustable voltage outputs within an 8-SSOP package. The device supports input voltages up to 18 V. It delivers a maximum output current of 50 mA for the positive rail and 25 mA for the negative rail. Key electrical specifications include a maximum dropout voltage of 450 mV at full load and a load regulation of 100 mV. The component operates reliably across standard industrial temperature ranges.

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

• Dual-output architecture supporting simultaneous positive and negative voltage generation
• Adjustable output voltage capability for flexible circuit design
• Low quiescent current operation for improved power efficiency

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

• Analog circuits requiring split power supplies
• Sensor interface modules needing dual polarity rails
• Portable electronic devices with space-constrained layouts

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

Verify the specific suffix and package variant against the official ROHM datasheet before ordering. Confirm that the 8-SSOP footprint matches your PCB layout requirements. Ensure the requested batch aligns with RoHS compliance standards if required by your manufacturing process. Cross-reference the manufacturer part number with distributor catalogs to avoid counterfeit components.

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

Select this component when a compact solution for dual-rail power is needed. It is suitable for applications where low noise and stable regulation are critical. Consider the thermal performance in enclosed spaces due to the small package size. Verify that the required output currents do not exceed the 50 mA and 25 mA limits for the respective rails.

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

This part belongs to ROHM's linear regulator family designed for portable electronics. It complements other single-output regulators by providing integrated dual-rail functionality. The series focuses on miniaturization and energy efficiency for battery-powered systems.

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

Check for direct pin-compatible alternatives from ROHM or other manufacturers offering similar dual-output linear regulators. Ensure replacement parts match the 8-SSOP package and meet the same voltage and current specifications.