BU32UA3WNVX-TL

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

The BU32UA3WNVX-TL is a single-output low-dropout (LDO) linear voltage regulator manufactured by ROHM Semiconductor. It utilizes CMOS technology and is housed in a DFN-4 package. The device provides a fixed output voltage with an output current capability of 200 mA. It features a minimum input voltage of 1.7 V and a maximum withstand voltage of 6.5 V. The circuit current is specified at 35 µA, indicating low quiescent power consumption. The regulator includes shutdown functionality for power management and incorporates thermal shutdown and over-current protection mechanisms to ensure operational safety under fault conditions.

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

• Integrates full CMOS architecture for efficient power regulation with low quiescent current consumption.
• Includes built-in protection circuits such as thermal shutdown and over-current protection to safeguard the device.
• Features a dedicated shutdown function allowing for effective system-level power management control.

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

• Power supply for logic integrated circuits
• Power supply for radio frequency modules
• Power supply for camera modules

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

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status via official documentation. Check supply status as this part may be restricted or obsolete. Ensure packaging specifications match design requirements. Validate pinout compatibility before integration into existing PCB layouts.

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

Evaluate input voltage range against system supply rails to ensure proper dropout performance. Consider thermal dissipation capabilities given the small DFN-4 package size. Assess load regulation requirements for sensitive downstream components. Verify that the fixed output voltage meets the target circuit specifications without external adjustment resistors.

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

This component belongs to the BU32 series of high-performance full CMOS regulators from ROHM. The series is characterized by ultra-small packages and low noise characteristics suitable for portable electronic applications. It serves as a power management solution for battery-operated devices requiring stable voltage regulation with minimal footprint.

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

BD5232G-1 is listed as a similar specification replacement option in public databases. Verify electrical parameter alignment and package compatibility before substitution. Note that BD5232G-1 is a voltage detector, not an LDO regulator; confirm functional equivalence carefully.