BU12SD2MG-MTR

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

The BU12SD2MG-MTR is a single-channel, high-performance full CMOS linear regulator (LDO) from ROHM Semiconductor's BUxxSD2-M series. It provides a fixed 1.2V output with a maximum continuous current of 200mA. The device operates within an input voltage range of 1.7V to 6V and features a typical dropout voltage of 85mV at 100mA load. Key electrical specifications include a quiescent circuit current of 33µA, ripple rejection of 68dB, and output voltage accuracy of ±2.0%. It incorporates shutdown functionality, thermal shutdown protection, and over-current protection.

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

• Full CMOS architecture ensures low power consumption with minimal quiescent current.
• Integrated safety mechanisms including thermal shutdown and over-current protection.
• Compact SSOP-5 package design suitable for space-constrained automotive applications.

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

• Automotive audio systems
• Automotive navigation units
• General automotive electronic control modules

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

Verify the specific suffix 'MTR' corresponds to the tape-and-reel packaging format containing 3000 units per reel. Confirm that the component meets AEC-Q100 automotive grade standards and functional safety support requirements for your target application environment. Ensure compatibility with standard surface-mount assembly processes.

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

Select this component when a stable 1.2V rail is required for sensitive automotive loads. Consider the 200mA output limit and 6V maximum input voltage constraints. The low dropout characteristic makes it suitable for battery-powered systems where input voltage may approach the regulated output level.

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

This part belongs to the BUxxSD2-M series of general-purpose, high-performance full CMOS regulators. The series utilizes a common SSOP-5 footprint (2.90mm x 2.80mm x 1.25mm), allowing for standardized board layout across different voltage options within the family while maintaining consistent thermal and electrical performance characteristics.

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

Direct substitutes within the same series include BU15SD2MG-MTR (1.5V) or BU18SD2MG-MTR (1.8V) if voltage tolerance allows. Cross-voltage replacements require verification of pinout compatibility and thermal dissipation capabilities in the existing SSOP-5 footprint.