BU12TD2WNVX-TL

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

The BU12TD2WNVX-TL is a fixed-output CMOS LDO regulator manufactured by ROHM Semiconductor. It provides a stable 1.25 V output with a maximum continuous current 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. Designed for surface-mount applications, it utilizes the SSON004X1010-4 package. The regulator maintains performance across an operating temperature range from -40°C to +85°C, ensuring reliable voltage regulation for portable electronic circuits.

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

• Fixed 1.25 V output voltage with high accuracy
• High power supply rejection ratio for noise reduction
• Low quiescent current operation for efficiency
• Compact surface-mount packaging design

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

• Portable battery-powered consumer electronics
• Mobile communication devices requiring stable low-voltage rails
• Embedded systems with strict power consumption constraints
• General-purpose linear voltage regulation in compact form factors

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

Verify the specific suffix 'TL' against the official ROHM Semiconductor datasheet to confirm tape-and-reel packaging specifications. Ensure that the required output voltage of 1.25 V aligns precisely with the target circuit design requirements before procurement. Cross-reference the SSON004X1010-4 footprint dimensions with PCB layout guidelines to guarantee mechanical compatibility during assembly processes.

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

Select this component when a precise 1.25 V rail is necessary for low-power digital logic or analog sections. The 200 mA current capability suits moderate load applications without excessive heat dissipation. Consider the 70 dB PSRR for environments with noisy power supplies. Evaluate the thermal performance within the specified -40°C to +85°C range to ensure long-term reliability under varying environmental conditions.

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

This part belongs to the BU1CTD2WNVX series of low-dropout regulators. It shares architectural similarities with other members like the BU13TD2WNVX-TL, differing primarily in the fixed output voltage setting. The series emphasizes high accuracy and low noise, targeting modern portable devices where space and power efficiency are critical design parameters.

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

Direct substitutes include BU13TD2WNVX-TL (1.3V), BU1ATD2WNVX-TL (1.2V), and BU20TD2WNVX-TL (2.0V). Verify pinout compatibility and thermal characteristics before swapping. Note that output voltage differences may require circuit redesign.