BD90620EFJ-CE2

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The BD90620EFJ-CE2 is a multi-functional step-down DC/DC converter from ROHM Semiconductor\'s B-Series of Power Management ICs. It is designed for highly efficient, low-noise, and low-dropout voltage regulation applications. The innovative design of the power IC offers extremely low noise, high efficiency and excellent thermal performance. Its integrated shield also provides a wide range of protections, such as over-current, over-voltage and temperature protection. The BD90620EFJ-CE2 is suitable for applications such as digital home appliances and communication systems.The BD90620EFJ-CE2 is a step-down DC/DC converter that converts input voltage from a higher voltage level to a lower voltage level, while regulating the output current. It utilizes a switching topology and can be used for a wide range of input and output voltages. The device features a regulated output voltage and eliminates the need for additional discrete components.The BD90620EFJ-CE2 uses Pulse Width Modulation (PWM) technology to convert input voltage from a higher voltage level to a lower voltage level, while regulating the output current. The PWM modulation is used to control the switching frequency and the output voltage. The device uses hysteretic current-mode control for fast transient response and improved stability. It features a fixed switching frequency of 200 kHz and a wide input voltage range of 4.5 V to 28 V. An external resistor is used to set the output voltage.The BD90620EFJ-CE2 also offers an adjustable soft-start function which helps to reduce inrush current and peak noise, as well as an adjustable frequency current limit which helps to prevent over-current conditions. The device is protected against short-circuits, over-voltage, and over-temperature. The device also includes an enable pin, which can be used to enable and disable the device.The BD90620EFJ-CE2 is housed in a low-profile, RoHS compliant package and is designed for a wide range of temperature and humidity environment. The device\'s high efficiency, low noise and low dropout voltage make it an ideal choice for a variety of portable and energy-efficient applications.In conclusion, the BD90620EFJ-CE2 is a versatile step-down DC/DC converter from ROHM Semiconductor\'s B-Series of Power Management ICs. It offers a regulated output voltage, fast transient response, and low-noise operation, as well as a wide range of protections and an adjustable soft-start and frequency current limit. All of these features make it an ideal choice for highly efficient, low-noise, and low-dropout voltage regulation applications.

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