BU15SD2MG-MTR

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

The BU15SD2MG-MTR is a single-output fixed linear low-dropout regulator from Rohm Semiconductor, housed in a compact 5-SSOP surface-mount package. It delivers a fixed 1.5V output with a maximum continuous current of 200mA. The device features a typical dropout voltage of 85mV at 100mA and offers high power supply rejection ratio performance of 68dB at 1kHz. Designed for automotive applications, it operates within an extended temperature range of -40°C to +105°C and includes built-in thermal shutdown and overcurrent protection circuits.

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

• High-performance full CMOS architecture ensuring low power consumption and excellent noise characteristics
• Integrated safety mechanisms including thermal shutdown and overcurrent protection
• Automotive-grade qualification supporting functional safety analysis requirements

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 indicates reel packaging when confirming order details. Ensure compatibility with SSOP-5 footprint dimensions during PCB layout. Confirm RoHS compliance status matches current regulatory requirements for the target market. Cross-reference the AEC-Q100 qualification level against specific project reliability standards before finalizing procurement.

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

Select this component for designs requiring a stable 1.5V rail with moderate current demands in space-constrained automotive environments. Consider the 68dB PSRR for noise-sensitive analog sections. Evaluate thermal dissipation capabilities given the small SSOP-5 package size under maximum load conditions. Verify input voltage stays within the 1.7V to 6V operating window to ensure proper regulation.

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

This part belongs to the BUxxSD2-M series of 200mA CMOS LDO regulators. The series utilizes a standard SSOP5 package measuring 2.90mm x 2.80mm x 1.25mm. It shares common family features such as low circuit current and robust protection functions across different output voltage variants within the same product line.

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

Direct substitutes include other BU33SD2MG-MTR or BU28SD2MG-M variants if different output voltages are acceptable. Check pin-out compatibility with SOT-23-5 reference codes for potential board-level swaps.