ROHM Semiconductor USA, LLC Voltage Regulators - DC DC Switching Regulators BD90538EFJ-CE2

The BD90538EFJ-CE2 is a synchronous step-down DC/DC converter designed for automotive applications, operating within an input voltage range of 2.69V to 5.5V. It provides a fixed output voltage of 1.8V with an output current capability of up to 3A. The device features a typical operating frequency of 2.25MHz and includes integrated output feedback resistors and phase compensation, which minimizes the need for external components. This regulator incorporates several protective features, including overcurrent protection, output overvoltage detection, thermal shutdown (TSD), and under-voltage lockout (UVLO). It also supports a light load mode to enhance efficiency during low power consumption scenarios. The operational temperature range is specified from -40¬8C to +125¬8C, making it suitable for a variety of demanding environments. The package type is HTSOP-J8, measuring 4.90mm x 6.00mm x 1.00mm. Overall, the BD90538EFJ-CE2 is a compact and efficient solution for applications requiring reliable voltage regulation in automotive and other electronic equipment.