ROHM Semiconductor Tariff Inquiry

BU28UC3WG-TR

BU28UC3WG-TR Description

The BU28UC3WG-TR is a linear voltage regulator designed by ROHM Semiconductor, offering a fixed output voltage of 2.8V and a maximum output current of 300mA. This regulator is housed in a 5SSOP package and is suitable for surface mount applications. It is designed to operate with an input voltage range up to 5.5V, making it ideal for applications requiring power stable supply in compact designs. The regulator features a low dropout voltage of 0.22V at 300mA, ensuring efficient operation even at low input-to-output voltage differentials. With a quiescent current of 90 µA and a power supply rejection ratio (PSRR) of 70dB at 1kHz, the BU28UC3WG-TR provides high performance and noise suppression. Additionally, it includes ON/OFF control features and protection mechanisms against overcurrent and overtemperature, enhancing its reliability and robustness.

BU28UC3WG-TR Features

• Output Type: Fixed at 2.8V, ensuring a stable and consistent power supply.
• Voltage - Input (Max): 5.5V, providing flexibility in input voltage range.
• Current - Output: 300mA, suitable for a wide range of low-power applications.
• Voltage Dropout (Max): 0.22V @ 300mA, enabling efficient operation with minimal voltage drop.
• Current - Quiescent (Iq): 90 µA, contributing to low power consumption.
• PSRR: 70dB (1kHz), ensuring high noise suppression and clean output.
• Control Features: ON/OFF control, allowing for easy power management.
• Protection Features: Overcurrent and overtemperature protection, enhancing reliability.
• Package: Tape & Reel (TR), facilitating efficient manufacturing.
  processes- Mounting Type: Surface Mount, ideal for compact and space-constrained designs.
• Product Status: Not For New Designs, indicating it is suitable for existing applications but not recommended for new projects.
• REACH Status: REACH Unaffected, ensuring compliance with environmental regulations.
• RoHS Status: ROHS3 Compliant, meeting industry standards for environmental sustainability.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), ensuring robustness in various environmental conditions.

BU28UC3WG-TR Applications

The BU28UC3WG-TR is well-suited for a variety of applications where a reliable and efficient power supply is required. Its fixed 2.8V output and 300mA current capacity make it ideal for powering microcontrollers, sensors, and other low-power electronic devices. The low dropout voltage ensures that it can operate efficiently even with minimal input-to-output voltage differences, making it suitable for battery-powered applications where the input voltage may vary. The ON/OFF control feature allows for easy power management, enabling the regulator to be turned on and off as needed, which is particularly useful in applications requiring power-saving modes. The overcurrent and overtemperature protection features provide added reliability, making it suitable for use in harsh environments or applications where the risk of overcurrent or overheating is a concern.

Conclusion of BU28UC3WG-TR

The BU28UC3WG-TR is a robust and efficient linear voltage regulator designed for applications requiring a stable 2.8V power supply. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for compact and low-power designs. The inclusion of ON/OFF control and overcurrent/overtemperature protection enhances its versatility and reliability. While it is not recommended for new designs, the BU28UC3WG-TR remains a reliable option for existing applications, ensuring continued performance and compliance with environmental standards.