BD7003NUX-E2

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

The BD7003NUX-E2 is a dual-channel programmable low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It operates within an input voltage range of 2.5 V to 5.5 V and delivers a maximum output current of 300 mA per channel. The adjustable output voltage spans from 1.2 V to 3.3 V. Key electrical specifications include a quiescent current of 55 µA, a dropout voltage of 210 mV, line regulation of 0.02 %/V, and load regulation of 0.2 %. The device supports a power dissipation of 1.36 W and functions reliably across a temperature range of -40 °C to +85 °C.

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

• Dual-channel architecture providing independent programmable outputs for flexible power distribution.
• Low quiescent current consumption designed to minimize standby power loss in battery-operated systems.
• Compact surface-mount packaging optimized for space-constrained printed circuit board layouts.

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

• Portable electronic devices requiring efficient multi-rail power management
• Embedded systems utilizing microcontrollers with multiple voltage domains
• Battery-powered consumer electronics prioritizing extended operational life

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

Verify the lifecycle status before procurement as this component may be marked as Not Recommended for New Designs. Confirm availability through authorized distributors, noting that supply constraints or discontinuation notices may apply. Ensure compliance with RoHS directives and validate package compatibility during the sourcing phase to avoid integration delays.

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

Select this regulator when dual independent adjustable rails are required within a single package footprint. Evaluate thermal performance against the 1.36 W dissipation limit based on expected load currents and ambient conditions. Consider the 2.5 V minimum input requirement to ensure adequate headroom for the desired output voltages under all operating scenarios.

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

This component belongs to the BD7003NUX series of linear regulators. It is categorized under Power Management ICs (PMIC) specifically within the LDO Voltage Regulators subcategory. The part utilizes a VSON-8 surface-mount package, distinguishing it from other ROHM offerings that may utilize different pin counts or thermal profiles.

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

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify functional equivalence with alternative dual-channel LDOs if this specific part is discontinued or unavailable.