ROHM Semiconductor USA, LLC Voltage Regulators - DC DC Switching Regulators BD90521MUV-CE2

The BD90521MUV-CE2 is a synchronous step-down DC-DC converter designed for automotive applications, capable of delivering a maximum output current of 2A. It operates within an input voltage range of 2.6V to 5.5V and provides adjustable output voltage from 0.6V to 5.0V. The device features a maximum switching frequency of 2.4MHz, which allows for the use of smaller external components such as inductors. Key features include built-in P-channel and N-channel MOSFETs, frequency synchronization with an external clock, and various protection mechanisms including overcurrent, overvoltage, and thermal shutdown. The operating temperature range is specified from -40¬8C to +125¬8C, making it suitable for harsh automotive environments. The BD90521MUV-CE2 is AEC-Q100 qualified, ensuring reliability for automotive applications. This product is available in a compact VQFN20SV4040 package, facilitating integration into space-constrained designs.