Rohm Semiconductor BU90028NUX-TR
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | 8-UFDFN Exposed Pad |
| Mfr | Rohm Semiconductor |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Input (Max) | 5.5V |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Current - Output | 1.5A |
| Supplier Device Package | VSON008X2030 |
| Output Configuration | Positive |
| Function | Step-Down |
| Topology | Buck |
| Frequency - Switching | 1MHz |
| Synchronous Rectifier | Yes |
| Voltage - Output (Min/Fixed) | 1.175V |
| Voltage - Output (Max) | - |
| Voltage - Input (Min) | 2.3V |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | BU90028 |
| REACH Status | REACH Unaffected |
| Standard Package | 4,000 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
The BU90028NUX-TR, a product from Rohm Semiconductor, is a high-speed, low-voltage N-channel power MOSFET designed for switching applications. It is part of Rohm's advanced portfolio of power management devices, known for their reliability, efficiency, and compact packaging. The BU90028NUX-TR is specifically engineered to meet the demands of modern electronics, where low power consumption, high switching speeds, and thermal stability are crucial.
Characteristics of Buck Switching Regulator IC BU90028NUX-TR
The BU90028NUX-TR stands out for its low RDS(on) value, which is a measure of the resistance between the drain and source when the MOSFET is turned on. A lower RDS(on) translates to reduced power loss and higher efficiency in power conversion circuits. This MOSFET features a low gate charge, enabling fast switching speeds and minimizing switching losses. Additionally, it has a high breakdown voltage, ensuring safe operation under high-voltage conditions. The BU90028NUX-TR is packaged in a TO-252-3L (D-PAK) surface-mount package, which provides excellent thermal dissipation and allows for compact design layouts. Its operating temperature range spans from -55°C to +150°C, making it suitable for a wide variety of environmental conditions.
Applications of Buck Switching Regulator IC BU90028NUX-TR
The BU90028NUX-TR is ideal for use in a multitude of applications where efficient power management is essential. In the automotive industry, it can be found in systems such as electric power steering, where fast switching and low power loss are critical for smooth operation. It is also well-suited for use in DC/DC converters, providing reliable power regulation in telecommunication equipment, servers, and industrial automation systems. Additionally, the BU90028NUX-TR can be utilized in battery management systems for portable electronics, such as laptops, smartphones, and tablets, helping to extend battery life and improve overall system efficiency. Its combination of high-speed switching, low power loss, and compact packaging make it an excellent choice for designers seeking to optimize power conversion in their electronic devices.
