BD3985FV-E2

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

The BD3985FV-E2 is a dual-output adjustable linear regulator manufactured by ROHM Semiconductor. It provides positive and negative voltage regulation within an SSOP-8 surface-mount package. The device supports a maximum input voltage of 18V, with output ranges extending from -6V to +16V. Key electrical specifications include a dropout voltage of 0.45V at 50mA load current and a power dissipation rating of 380mW. It operates reliably across a temperature range of -40°C to +85°C.

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

• Dual-channel architecture delivering independent positive and negative adjustable outputs
• Low dropout performance for efficient voltage regulation under varying load conditions
• Compact SSOP-8 surface-mount packaging suitable for space-constrained designs

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

• Portable electronic devices requiring dual polarity power supplies
• Battery-operated equipment needing efficient linear regulation
• Embedded systems utilizing low-power analog circuits

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 specific lot traceability upon receipt. Ensure storage conditions maintain moisture sensitivity levels as defined in the datasheet. Validate part markings against official documentation to prevent counterfeit risks during integration.

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

Select this component when dual adjustable rails are required from a single IC footprint. Consider the 50mA output current limit and 380mW thermal dissipation constraints. Evaluate input voltage headroom relative to the 0.45V dropout specification. Compare against similar family members like the BD3988FV-E2 for alternative voltage ranges if requirements exceed standard limits.

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

This part belongs to the BD398x series of dual adjustable LDO regulators from ROHM. It shares architectural similarities with the BD3988FV-E2 but offers distinct output voltage characteristics. The series targets general-purpose power management in compact consumer electronics where board space and dual-rail efficiency are critical design factors.

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

The BD3988FV-E2 serves as a verified substitute within the same product family. Both components share identical SSOP-8 packaging and dual-adjustable functionality. Verify that the target application's voltage requirements align with the BD3988FV-E2's specific output range before substitution.