BU18TD2WNVX-TL

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

The BU18TD2WNVX-TL is a fixed-output CMOS LDO regulator manufactured by ROHM Semiconductor. It provides a stable 1.8 V output with a maximum current capacity of 200 mA. The device operates within an input voltage range of 1.7 V to 6 V and features a typical power supply rejection ratio (PSRR) of 70 dB. It utilizes a compact SSON-4 package (SSON004X1010-4) suitable for surface mount applications. The regulator maintains operation across a temperature range of -40°C to +85°C, with a quiescent current of 35 µA and a maximum dropout voltage of 600 mV.

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

• High power supply rejection ratio for effective noise suppression in sensitive circuits
• Low quiescent current consumption to extend battery life in portable devices
• Compact four-pin surface-mount package design for space-constrained layouts

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

• Portable electronic devices requiring low-noise power regulation
• Battery-powered systems needing efficient voltage management
• Embedded circuits utilizing single-supply architectures

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

Verify the specific suffix TL against official ROHM documentation to confirm tape-and-reel packaging specifications. Ensure the ordering part number matches the required output voltage tolerance and package variant. Cross-reference the manufacturer datasheet for any recent lifecycle status updates or recommended replacement components before finalizing procurement orders.

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

Select this component when a fixed 1.8 V rail is required with moderate load currents up to 200 mA. The high PSRR makes it suitable for noise-sensitive analog sections. Verify that the input voltage remains above the minimum threshold of 1.7 V while accounting for dropout characteristics under full load conditions to ensure stable regulation.

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

This part belongs to the BU1xTD2WNVX series of low-dropout regulators from ROHM Semiconductor. These devices are designed as CMOS-based solutions offering high accuracy and low power consumption. The series shares common package dimensions and electrical characteristics, differing primarily in their fixed output voltage settings to support various digital logic levels.

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

BU13TD2WNVX-TL offers a 1.3 V output; BU20TD2WNVX-TL provides a 2.0 V output. Both share identical packages and electrical profiles.